Merge pull request '[#72 ] 로그 레벨 재조정' (#73 ) from refactor/#72 into main

Reviewed-on: #73
chore: 미사용 마크다운 제거
2025-11-08 06:02:09 +00:00 · 2025-10-21 09:44:34 +09:00 · 2025-10-21 08:05:20 +09:00 · 2025-10-17 10:47:15 +00:00 · 2025-10-17 06:18:50 +00:00 · 2025-10-17 04:59:12 +00:00
76 changed files with 1183 additions and 2028 deletions
--- a/28
+++ b/28
@ -1,29 +1,9 @@
-FROM gradle:8-jdk17 AS dependencies
-WORKDIR /app
-
-COPY gradlew settings.gradle build.gradle.kts /app/
-COPY gradle /app/gradle
-COPY service/build.gradle.kts /app/service/
-COPY tosspay-mock/build.gradle.kts /app/tosspay-mock/
-COPY common/log/build.gradle.kts /app/common/log/
-COPY common/persistence/build.gradle.kts /app/common/persistence/
-COPY common/types/build.gradle.kts /app/common/types/
-COPY common/utils/build.gradle.kts /app/common/utils/
-COPY common/web/build.gradle.kts /app/common/web/
-
-RUN ./gradlew dependencies --no-daemon
-
-FROM dependencies AS builder
-WORKDIR /app
-
-COPY . .
-
-RUN ./gradlew :service:bootjar --no-daemon
-
 FROM amazoncorretto:17
+
 WORKDIR /app
+
+COPY service/build/libs/service.jar app.jar
+
 EXPOSE 8080

-COPY --from=builder /app/service/build/libs/*.jar app.jar
-
 ENTRYPOINT ["java", "-jar", "app.jar"]
--- a/README.md
+++ b/README.md
@ -1,3 +0,0 @@
-# issue-pr-template
-
-공통으로 사용하게 될 이슈, PR 템플릿 저장소
--- a/build.sh
+++ b/build.sh
@ -0,0 +1,6 @@
+#!/bin/bash
+
+IMAGE_NAME="roomescape-backend"
+IMAGE_TAG=$1
+
+./gradlew build -x test && docker buildx build --platform=linux/amd64 -t ${PRIVATE_REGISTRY}/$IMAGE_NAME:$IMAGE_TAG . --push
--- a/query.md
+++ b/query.md
@ -1,845 +0,0 @@
-## Auth
-
-**로그인**
-
-```sql
-- 회원
-
-- 이메일로 회원 조회
-SELECT
-    u.id
-FROM
-    users u
-WHERE
-    u.email = ?
-    LIMIT 1;
-
-- 연락처로 회원 조회
-SELECT
-    u.id
-FROM
-    users u
-WHERE
-    u.phone = ?
-    LIMIT 1;
-
-- 회원 추가
-INSERT INTO users (
-    created_at, created_by, email, name, password, phone, region_code,
-    status, updated_at, updated_by, id
-) VALUES (
-             ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?
-         );
-
-- 회원 상태 이력 추가
-INSERT INTO user_status_history (
-    created_at, created_by, reason, status, updated_at, updated_by,
-    user_id, id
-) VALUES (
-             ?, ?, ?, ?, ?, ?, ?, ?
-         );
-```
-
-### Payment
-
-**결제 승인 & 저장**
-
-```sql
-- 결제 정보 추가
-INSERT INTO payment ( approved_at, method, order_id, payment_key, requested_at, reservation_id, status, total_amount, type, id
-) VALUES ( ?, ?, ?, ?, ?, ?, ?, ?, ?, ?
-);
-
-- 결제 상세 정보 추가
-INSERT INTO payment_detail ( payment_id, supplied_amount, vat, id
-) VALUES ( ?, ?, ?, ?
-);
-- 카드 결제 상세 정보 추가
-INSERT INTO payment_card_detail ( amount, approval_number, card_number, card_type, easypay_discount_amount, easypay_provider_code, installment_plan_months, is_interest_free, issuer_code, owner_type, id
-) VALUES ( ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?
-);
-```
-
-**결제 취소**
-
-SQL
-
-```sql
-- 예약 ID로 결제 정보 조회
-SELECT
-    p.id,
-    p.approved_at,
-    p.method,
-    p.order_id,
-    p.payment_key,
-    p.requested_at,
-    p.reservation_id,
-    p.status,
-    p.total_amount,
-    p.type
-FROM
-    payment p
-WHERE
-    p.reservation_id = ?;
-
-- 추가
-- 취소된 결제 정보 추가
-INSERT INTO canceled_payment (
-    cancel_amount, cancel_reason, canceled_at, canceled_by,
-    card_discount_amount, easypay_discount_amount, payment_id,
-    requested_at, transfer_discount_amount, id
-) VALUES (
-    ?, ?, ?, ?, ?, ?, ?, ?, ?, ?
-);
-```
-
-### Region
-
-**모든 시/도 조회**
-
-```sql
-SELECT DISTINCT
-    r.sido_code,
-    r.sido_name
-FROM
-    region r
-ORDER BY
-    r.sido_name;
-```
-
-**시/군/구 조회**
-
-```sql
-SELECT
-    r.sigungu_code,
-    r.sigungu_name
-FROM
-    region r
-WHERE
-    r.sido_code = ?
-GROUP BY
-    r.sigungu_code, r.sigungu_name
-ORDER BY
-    r.sigungu_name;
-```
-
-**지역 코드 조회**
-
-```sql
-SELECT
-    r.code
-FROM
-    region r
-WHERE
-    r.sido_code = ? AND r.sigungu_code = ?;
-```
-
-### Reservation
-
-**Pending 예약 생성**
-
-```sql
-- schedule 조회
-SELECT
-    s.id, s.created_at, s.created_by, s.date, s.status, s.store_id,
-    s.theme_id, s.time, s.updated_at, s.updated_by
-FROM
-    schedule s
-WHERE
-    s.id = ?;
-
-- theme 조회
-SELECT
-    t.id, t.available_minutes, t.created_at, t.created_by, t.description,
-    t.difficulty, t.expected_minutes_from, t.expected_minutes_to,
-    t.is_active, t.max_participants, t.min_participants, t.name,
-    t.price, t.thumbnail_url, t.updated_at, t.updated_by
-FROM
-    theme t
-WHERE
-    t.id = ?;
-
-- 예약 추가
-INSERT INTO reservation (
-    created_at, created_by, participant_count, requirement,
-    reserver_contact, reserver_name, schedule_id, status,
-    updated_at, updated_by, user_id, id
-) VALUES (
-    ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?
-);
-```
-
-**확정**
-
-```sql
-- 예약 조회
-SELECT
-    r.id, r.created_at, r.created_by, r.participant_count, r.requirement,
-    r.reserver_contact, r.reserver_name, r.schedule_id, r.status,
-    r.updated_at, r.updated_by, r.user_id
-FROM
-    reservation r
-WHERE
-    r.id = ?;
-
-- 일정 조회
-SELECT
-    s.id, s.created_at, s.created_by, s.date, s.status, s.store_id,
-    s.theme_id, s.time, s.updated_at, s.updated_by
-FROM
-    schedule s
-WHERE
-    s.id = ?;
-
-- 예약 확정
-UPDATE
-    reservation
-SET
-    participant_count = ?, requirement = ?, reserver_contact = ?,
-    reserver_name = ?, schedule_id = ?, status = ?,
-    updated_at = ?, updated_by = ?, user_id = ?
-WHERE
-    id = ?;
-
-- Schedule 확정
-UPDATE
-    schedule
-SET
-    date = ?, status = ?, store_id = ?, theme_id = ?, time = ?,
-    updated_at = ?, updated_by = ?
-WHERE
-    id = ?;
-```
-
-**취소**
-
-```sql
-- 예약 조회
-SELECT
-    r.id, r.created_at, r.created_by, r.participant_count, r.requirement,
-    r.reserver_contact, r.reserver_name, r.schedule_id, r.status,
-    r.updated_at, r.updated_by, r.user_id
-FROM
-    reservation r
-WHERE
-    r.id = ?;
-
-- 일정 조회
-SELECT
-    s.id, s.created_at, s.created_by, s.date, s.status, s.store_id,
-    s.theme_id, s.time, s.updated_at, s.updated_by
-FROM
-    schedule s
-WHERE
-    s.id = ?;
-
-- 취소 예약 추가
-INSERT INTO canceled_reservation (
-    cancel_reason, canceled_at, canceled_by,
-    reservation_id, status, id
-) VALUES (
-    ?, ?, ?, ?, ?, ?
-);
-
-- 예약 취소
-UPDATE
-    reservation
-SET
-    participant_count = ?, requirement = ?, reserver_contact = ?,
-    reserver_name = ?, schedule_id = ?, status = ?,
-    updated_at = ?, updated_by = ?, user_id = ?
-WHERE
-    id = ?;
-
-- 일정 활성화
-UPDATE
-    schedule
-SET
-    date = ?, status = ?, store_id = ?, theme_id = ?, time = ?,
-    updated_at = ?, updated_by = ?
-WHERE
-    id = ?;
-```
-
-**회원 예약 조회**
-
-```sql
-- 예약 조회
-SELECT
-    r.id, r.created_at, r.created_by, r.participant_count, r.requirement,
-    r.reserver_contact, r.reserver_name, r.schedule_id, r.status,
-    r.updated_at, r.updated_by, r.user_id
-FROM
-    reservation r
-WHERE
-    r.user_id = ? AND r.status IN (?, ?);
-
-- 일정 조회 -> 각 예약별 1개씩(N개)
-SELECT
-    s.id,
-    st.id AS store_id,
-    st.name AS store_name,
-    s.date,
-    s.time,
-    t.id AS theme_id,
-    t.name AS theme_name,
-    t.difficulty,
-    t.available_minutes,
-    s.status
-FROM
-    schedule s
-    JOIN theme t ON t.id = s.theme_id
-    JOIN store st ON st.id = s.store_id
-WHERE
-    s.id = ?;
-```
-
-**예약 상세 조회**
-
-```sql
-- 예약 조회
-SELECT
-    r.id, r.created_at, r.created_by, r.participant_count, r.requirement,
-    r.reserver_contact, r.reserver_name, r.schedule_id, r.status,
-    r.updated_at, r.updated_by, r.user_id
-FROM
-    reservation r
-WHERE
-    r.id = ?;
-
-- 회원 연락처 정보 조회
-SELECT
-    u.id, u.created_at, u.created_by, u.email, u.name, u.password,
-    u.phone, u.region_code, u.status, u.updated_at, u.updated_by
-FROM
-    users u
-WHERE
-    u.id = ?;
-
-- 결제 정보 조회
-SELECT
-    p.id, p.approved_at, p.method, p.order_id, p.payment_key,
-    p.requested_at, p.reservation_id, p.status, p.total_amount, p.type
-FROM
-    payment p
-WHERE
-    p.reservation_id = ?;
-
-- 결제 상세 정보 조회
-SELECT
-    pd.id,
-    CASE
-        WHEN pbt.id IS NOT NULL THEN 1 -- bank_transfer
-        WHEN pcd.id IS NOT NULL THEN 2 -- card
-        WHEN pep.id IS NOT NULL THEN 3 -- easypay
-        WHEN pd.id  IS NOT NULL THEN 0 -- etc
-    END AS payment_type,
-    pd.payment_id, pd.supplied_amount, pd.vat,
-    pbt.bank_code, pbt.settlement_status,
-    pcd.amount, pcd.approval_number, pcd.card_number, pcd.card_type,
-    pcd.easypay_discount_amount, pcd.easypay_provider_code,
-    pcd.installment_plan_months, pcd.is_interest_free, pcd.issuer_code,
-    pcd.owner_type,
-    pep.amount AS easypay_amount,
-    pep.discount_amount AS easypay_discount_amount,
-    pep.easypay_provider_code AS easypay_provider
-FROM
-    payment_detail pd
-    LEFT JOIN payment_bank_transfer_detail pbt ON pd.id = pbt.id
-    LEFT JOIN payment_card_detail pcd ON pd.id = pcd.id
-    LEFT JOIN payment_easypay_prepaid_detail pep ON pd.id = pep.id
-WHERE
-    pd.payment_id = ?;
-
-- 취소 결제 정보 조회
-SELECT
-    cp.id, cp.cancel_amount, cp.cancel_reason, cp.canceled_at,
-    cp.canceled_by, cp.card_discount_amount, cp.easypay_discount_amount,
-    cp.payment_id, cp.requested_at, cp.transfer_discount_amount
-FROM
-    canceled_payment cp
-WHERE
-    cp.payment_id = ?;
-```
-
-### Schedule
-
-**날짜, 시간, 테마로 조회**
-
-```sql
-SELECT
-    s.id,
-    st.id AS store_id,
-    st.name AS store_name,
-    s.date,
-    s.time,
-    t.id AS theme_id,
-    t.name AS theme_name,
-    t.difficulty,
-    t.available_minutes,
-    s.status
-FROM
-    schedule s
-    JOIN theme t ON t.id = s.theme_id AND (? IS NULL OR t.id = ?)
-    JOIN store st ON st.id = s.store_id AND st.id = ?
-WHERE
-    s.date = ?
-```
-
-**감사 정보 조회**
-
-```sql
-- 일정 조회
-SELECT
-    s.id, s.created_at, s.created_by, s.date, s.status, s.store_id,
-    s.theme_id, s.time, s.updated_at, s.updated_by
-FROM
-    schedule s
-WHERE
-    s.id = ?;
-
-- 작업자 조회(createdBy, updatedBy)
-SELECT
-    a.id, a.account, a.created_at, a.created_by, a.name, a.password,
-    a.permission_level, a.phone, a.store_id, a.type, a.updated_at,
-    a.updated_by
-FROM
-    admin a
-WHERE
-    a.id = ?;
-```
-
-**일정 생성**
-
-```sql
-- 날짜, 시간, 테마가 같은 일정 존재 여부 확인
-SELECT EXISTS (
-    SELECT 1
-    FROM schedule s
-    WHERE
-        s.store_id = ?
-        AND s.date = ?
-        AND s.theme_id = ?
-        AND s.time = ?
-);
-
-- 시간이 겹치는 같은 날의 일정이 있는지 확인
-SELECT
-    s.id,
-    st.id AS store_id,
-    st.name AS store_name,
-    s.date,
-    s.time,
-    t.id AS theme_id,
-    t.name AS theme_name,
-    t.difficulty,
-    t.available_minutes,
-    s.status
-FROM
-    schedule s
-    JOIN theme t ON t.id = s.theme_id AND (? IS NULL OR s.theme_id = ?)
-    JOIN store st ON st.id = s.store_id AND st.id = ?
-WHERE
-    s.date = ?
-
-- 일정 추가
-INSERT INTO schedule (
-    created_at, created_by, date, status, store_id,
-    theme_id, time, updated_at, updated_by, id
-) VALUES (
-    ?, ?, ?, ?, ?, ?, ?, ?, ?, ?
-);
-```
-
-**일정 수정**
-
-```sql
-- 조회
-SELECT
-    s.id, s.created_at, s.created_by, s.date, s.status, s.store_id,
-    s.theme_id, s.time, s.updated_at, s.updated_by
-FROM
-    schedule s
-WHERE
-    s.id = ?;
-
-- 수정
-UPDATE
-    schedule
-SET
-    date = ?, status = ?, store_id = ?, theme_id = ?, time = ?,
-    updated_at = ?, updated_by = ?
-WHERE
-    id = ?;
-```
-
-**일정 삭제**
-
-```sql
-- 조회
-SELECT
-    s.id, s.created_at, s.created_by, s.date, s.status, s.store_id,
-    s.theme_id, s.time, s.updated_at, s.updated_by
-FROM
-    schedule s
-WHERE
-    s.id = ?;
-
-- 삭제
-DELETE FROM schedule
-WHERE id = ?;
-```
-
-**상태 → HOLD 변경**
-
-```sql
-- 조회
-SELECT
-    s.id, s.created_at, s.created_by, s.date, s.status, s.store_id,
-    s.theme_id, s.time, s.updated_at, s.updated_by
-FROM
-    schedule s
-WHERE
-    s.id = ?;
-
-- 수정
-UPDATE
-    schedule
-SET
-    date = ?, status = ?, store_id = ?, theme_id = ?, time = ?,
-    updated_at = ?, updated_by = ?
-WHERE
-    id = ?;
-```
-
-### Store
-
-**매장 상세 조회**
-
-```sql
-- 조회
-SELECT
-    s.id, s.address, s.business_reg_num, s.contact, s.created_at,
-    s.created_by, s.name, s.region_code, s.status, s.updated_at,
-    s.updated_by
-FROM
-    store s
-WHERE
-    s.id = ? AND s.status = 'ACTIVE';
-
-- 지역 정보 조회
-SELECT
-    r.code, r.sido_code, r.sido_name, r.sigungu_code, r.sigungu_name
-FROM
-    region r
-WHERE
-    r.code = ?;
-
-- 감사 정보 조회(createdBy, updatedBy)
-SELECT
-    a.id, a.account, a.created_at, a.created_by, a.name, a.password,
-    a.permission_level, a.phone, a.store_id, a.type, a.updated_at,
-    a.updated_by
-FROM
-    admin a
-WHERE
-    a.id = ?;
-```
-
-**매장 등록**
-
-```sql
-- 이름 중복 확인
-SELECT s.id FROM store s WHERE s.name = ? LIMIT 1;
-
-- 연락처 중복 확인
-SELECT s.id FROM store s WHERE s.contact = ? LIMIT 1;
-
-- 주소 중복 확인
-SELECT s.id FROM store s WHERE s.address = ? LIMIT 1;
-
-- 사업자번호 중복 확인
-SELECT s.id FROM store s WHERE s.business_reg_num = ? LIMIT 1;
-
-- 추가
-INSERT INTO store (
-    address, business_reg_num, contact, created_at, created_by,
-    name, region_code, status, updated_at, updated_by, id
-) VALUES (
-    ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?
-);
-```
-
-**매장 수정**
-
-```sql
-- 조회
-SELECT
-    s.id, s.address, s.business_reg_num, s.contact, s.created_at,
-    s.created_by, s.name, s.region_code, s.status, s.updated_at,
-    s.updated_by
-FROM
-    store s
-WHERE
-    s.id = ? AND s.status = 'ACTIVE';
-
-- 수정
-UPDATE
-    store
-SET
-    address = ?, business_reg_num = ?, contact = ?, name = ?,
-    region_code = ?, status = ?, updated_at = ?, updated_by = ?
-WHERE
-    id = ?;
-```
-
-**비활성화(status = DISABLE)**
-
-```sql
-- 조회
-SELECT
-    s.id, s.address, s.business_reg_num, s.contact, s.created_at,
-    s.created_by, s.name, s.region_code, s.status, s.updated_at,
-    s.updated_by
-FROM
-    store s
-WHERE
-    s.id = ? AND s.status = 'ACTIVE';
-
-- 수정
-UPDATE
-    store
-SET
-    address = ?, business_reg_num = ?, contact = ?, name = ?,
-    region_code = ?, status = ?, updated_at = ?, updated_by = ?
-WHERE
-    id = ?;
-```
-
-**모든 매장 조회**
-
-```sql
-SELECT
-    s.id, s.address, s.business_reg_num, s.contact, s.created_at,
-    s.created_by, s.name, s.region_code, s.status, s.updated_at,
-    s.updated_by
-FROM
-    store s
-WHERE
-    s.status = 'ACTIVE'
-    AND (? IS NULL OR s.region_code LIKE ?);
-```
-
-**개별 매장 상세 조회**
-
-```sql
-SELECT
-    s.id, s.address, s.business_reg_num, s.contact, s.created_at,
-    s.created_by, s.name, s.region_code, s.status, s.updated_at,
-    s.updated_by
-FROM
-    store s
-WHERE
-    s.id = ? AND s.status = 'ACTIVE';
-```
-
-### Theme
-
-**생성**
-
-```sql
-- 이름으로 조회
-SELECT
-    t.id
-FROM
-    theme t
-WHERE
-    t.name = ?
-LIMIT 1;
-
-- 추가
-INSERT INTO theme (
-    available_minutes, created_at, created_by, description, difficulty,
-    expected_minutes_from, expected_minutes_to, is_active, max_participants,
-    min_participants, name, price, thumbnail_url, updated_at, updated_by, id
-) VALUES (
-    ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?
-);
-```
-
-**Active인 모든 테마 조회**
-
-```sql
-SELECT
-    t.id, t.available_minutes, t.created_at, t.created_by, t.description,
-    t.difficulty, t.expected_minutes_from, t.expected_minutes_to,
-    t.is_active, t.max_participants, t.min_participants, t.name,
-    t.price, t.thumbnail_url, t.updated_at, t.updated_by
-FROM
-    theme t
-WHERE
-    t.is_active = TRUE;
-```
-
-**테마 목록 조회**
-
-```sql
-SELECT
-    t.id, t.available_minutes, t.created_at, t.created_by, t.description,
-    t.difficulty, t.expected_minutes_from, t.expected_minutes_to,
-    t.is_active, t.max_participants, t.min_participants, t.name,
-    t.price, t.thumbnail_url, t.updated_at, t.updated_by
-FROM
-    theme t;
-```
-
-**감사 정보 포함 개별 테마 상세 조회**
-
-```sql
-SELECT
-    t.id, t.available_minutes, t.created_at, t.created_by, t.description,
-    t.difficulty, t.expected_minutes_from, t.expected_minutes_to,
-    t.is_active, t.max_participants, t.min_participants, t.name,
-    t.price, t.thumbnail_url, t.updated_at, t.updated_by
-FROM
-    theme t
-WHERE
-    t.id = ?;
-```
-
-**개별 테마 조회**
-
-```sql
-SELECT
-    t.id, t.available_minutes, t.created_at, t.created_by, t.description,
-    t.difficulty, t.expected_minutes_from, t.expected_minutes_to,
-    t.is_active, t.max_participants, t.min_participants, t.name,
-    t.price, t.thumbnail_url, t.updated_at, t.updated_by
-FROM
-    theme t
-WHERE
-    t.id = ?;
-```
-
-**삭제**
-
-```sql
-- 조회
-SELECT
-    t.id, t.available_minutes, t.created_at, t.created_by, t.description,
-    t.difficulty, t.expected_minutes_from, t.expected_minutes_to,
-    t.is_active, t.max_participants, t.min_participants, t.name,
-    t.price, t.thumbnail_url, t.updated_at, t.updated_by
-FROM
-    theme t
-WHERE
-    t.id = ?;
-
-- 삭제
-DELETE FROM theme WHERE id = ?;
-```
-
-**수정**
-
-```sql
-- 조회
-SELECT
-    t.id, t.available_minutes, t.created_at, t.created_by, t.description,
-    t.difficulty, t.expected_minutes_from, t.expected_minutes_to,
-    t.is_active, t.max_participants, t.min_participants, t.name,
-    t.price, t.thumbnail_url, t.updated_at, t.updated_by
-FROM
-    theme t
-WHERE
-    t.id = ?;
-
-- 수정
-UPDATE
-    theme
-SET
-    available_minutes = ?, description = ?, difficulty = ?,
-    expected_minutes_from = ?, expected_minutes_to = ?, is_active = ?,
-    max_participants = ?, min_participants = ?, name = ?, price = ?,
-    thumbnail_url = ?, updated_at = ?, updated_by = ?
-WHERE
-    id = ?;
-```
-
-**인기 테마 조회**
-
-```sql
-SELECT
-    t.id, t.name, t.description, t.difficulty, t.thumbnail_url, t.price,
-    t.min_participants, t.max_participants,
-    t.available_minutes, t.expected_minutes_from, t.expected_minutes_to
-FROM
-    theme t
-        JOIN (
-        SELECT
-            s.theme_id, count(*) as reservation_count
-        FROM
-            schedule s
-                JOIN
-            reservation r ON s.id = r.schedule_id AND r.status = 'CONFIRMED'
-        WHERE
-            s.status = 'RESERVED'
-          AND (s.date BETWEEN :startFrom AND :endAt)
-        GROUP BY
-            s.theme_id
-        ORDER BY
-            reservation_count desc
-            LIMIT :count
-    ) ranked_themes ON t.id = ranked_themes.theme_id
-```
-
-### User
-
-**회원가입**
-
-```sql
-- 이메일 중복 확인
-SELECT
-    u.id
-FROM
-    users u
-WHERE
-    u.email = ?
-LIMIT 1;
-
-- 연락처 중복 확인
-SELECT
-    u.id
-FROM
-    users u
-WHERE
-    u.phone = ?
-LIMIT 1;
-
-- 추가
-INSERT INTO users (
-    created_at, created_by, email, name, password, phone, region_code,
-    status, updated_at, updated_by, id
-) VALUES (
-    ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?
-);
-
-- 상태 변경 이력 추가
-INSERT INTO user_status_history (
-    created_at, created_by, reason, status, updated_at, updated_by,
-    user_id, id
-) VALUES (
-    ?, ?, ?, ?, ?, ?, ?, ?
-);
-```
-
-**연락처 정보 조회**
-
-```sql
-SELECT
-    u.id, u.created_at, u.created_by, u.email, u.name, u.password,
-    u.phone, u.region_code, u.status, u.updated_at, u.updated_by
-FROM
-    users u
-WHERE
-    u.id = ?;
-```
--- a/service/build.gradle.kts
+++ b/service/build.gradle.kts
@ -8,6 +8,10 @@ dependencies {
    // API docs
    implementation("org.springdoc:springdoc-openapi-starter-webmvc-ui:2.8.13")

+    // Cache
+    implementation("org.springframework.boot:spring-boot-starter-cache")
+    implementation("com.github.ben-manes.caffeine:caffeine")
+
    // DB
    runtimeOnly("com.h2database:h2")
    runtimeOnly("com.mysql:mysql-connector-j")
--- a/service/src/main/kotlin/com/sangdol/roomescape/RoomescapeApplication.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/RoomescapeApplication.kt
@ -3,8 +3,14 @@ package com.sangdol.roomescape
 import org.springframework.boot.Banner
 import org.springframework.boot.SpringApplication
 import org.springframework.boot.autoconfigure.SpringBootApplication
+import org.springframework.cache.annotation.EnableCaching
+import org.springframework.scheduling.annotation.EnableAsync
+import org.springframework.scheduling.annotation.EnableScheduling
 import java.util.*

+@EnableAsync
+@EnableCaching
+@EnableScheduling
@SpringBootApplication(
    scanBasePackages = ["com.sangdol.roomescape", "com.sangdol.common"]
 )
--- a/service/src/main/kotlin/com/sangdol/roomescape/admin/business/AdminService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/admin/business/AdminService.kt
@ -20,7 +20,7 @@ class AdminService(
 ) {
    @Transactional(readOnly = true)
    fun findCredentialsByAccount(account: String): AdminLoginCredentials {
-        log.info { "[findCredentialsByAccount] 관리자 조회 시작: account=${account}" }
+        log.debug { "[findCredentialsByAccount] 관리자 조회 시작: account=${account}" }

        return adminRepository.findByAccount(account)
            ?.let {
@ -28,14 +28,14 @@ class AdminService(
                it.toCredentials()
            }
            ?: run {
-                log.info { "[findCredentialsByAccount] 관리자 조회 실패: account=${account}" }
+                log.debug { "[findCredentialsByAccount] 관리자 조회 실패: account=${account}" }
                throw AdminException(AdminErrorCode.ADMIN_NOT_FOUND)
            }
    }

    @Transactional(readOnly = true)
    fun findOperatorOrUnknown(id: Long): Auditor {
-        log.info { "[findOperatorById] 작업자 정보 조회 시작: id=${id}" }
+        log.debug { "[findOperatorById] 작업자 정보 조회 시작: id=${id}" }

        return adminRepository.findByIdOrNull(id)?.let { admin ->
            Auditor(admin.id, admin.name).also {
--- a/service/src/main/kotlin/com/sangdol/roomescape/auth/business/AuthService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/auth/business/AuthService.kt
@ -33,7 +33,7 @@ class AuthService(
        request: LoginRequest,
        context: LoginContext
    ): LoginSuccessResponse {
-        log.info { "[login] 로그인 시작: account=${request.account}, type=${request.principalType}, context=${context}" }
+        log.debug { "[login] 로그인 시작: account=${request.account}, type=${request.principalType}, context=${context}" }
        val (credentials, extraClaims) = getCredentials(request)

        val event = LoginHistoryEvent(
@ -56,10 +56,7 @@ class AuthService(
        } catch (e: Exception) {
            eventPublisher.publishEvent(event.onFailure())
            when (e) {
-                is AuthException -> {
-                    log.info { "[login] 로그인 실패: account = ${request.account}" }
-                    throw e
-                }
+                is AuthException -> { throw e }

                else -> {
                    log.warn { "[login] 로그인 실패: message=${e.message} account = ${request.account}" }
@ -74,7 +71,7 @@ class AuthService(
        credentials: LoginCredentials
    ) {
        if (credentials.password != request.password) {
-            log.info { "[login] 비밀번호 불일치로 인한 로그인 실패: account = ${request.account}" }
+            log.debug { "[login] 비밀번호 불일치로 인한 로그인 실패: account = ${request.account}" }
            throw AuthException(AuthErrorCode.LOGIN_FAILED)
        }
    }
--- a/service/src/main/kotlin/com/sangdol/roomescape/auth/business/LoginHistoryEventListener.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/auth/business/LoginHistoryEventListener.kt
@ -11,8 +11,6 @@ import jakarta.annotation.PreDestroy
 import org.springframework.beans.factory.annotation.Value
 import org.springframework.context.event.EventListener
 import org.springframework.scheduling.annotation.Async
-import org.springframework.scheduling.annotation.EnableAsync
-import org.springframework.scheduling.annotation.EnableScheduling
 import org.springframework.scheduling.annotation.Scheduled
 import org.springframework.stereotype.Component
 import java.util.concurrent.ConcurrentLinkedQueue
@ -21,8 +19,6 @@ import java.util.concurrent.TimeUnit
 private val log: KLogger = KotlinLogging.logger {}

@Component
-@EnableAsync
-@EnableScheduling
 class LoginHistoryEventListener(
    private val idGenerator: IDGenerator,
    private val loginHistoryRepository: LoginHistoryRepository,
@ -35,7 +31,7 @@ class LoginHistoryEventListener(
    @Async
    @EventListener(classes = [LoginHistoryEvent::class])
    fun onLoginCompleted(event: LoginHistoryEvent) {
-        log.info { "[onLoginCompleted] 로그인 이력 저장 이벤트 수신: id=${event.id}, type=${event.type}" }
+        log.debug { "[onLoginCompleted] 로그인 이력 저장 이벤트 수신: id=${event.id}, type=${event.type}" }

        queue.add(event.toEntity(idGenerator.create())).also {
            log.info { "[onLoginCompleted] 로그인 이력 저장 이벤트 큐 저장 완료: id=${event.id}, type=${event.type}" }
@ -48,10 +44,10 @@ class LoginHistoryEventListener(

    @Scheduled(fixedRate = 30, timeUnit = TimeUnit.SECONDS)
    fun flushScheduled() {
-        log.info { "[flushScheduled] 큐에 저장된 로그인 이력 저장 시작: size=${queue.size}" }
+        log.debug { "[flushScheduled] 큐에 저장된 로그인 이력 저장 시작: size=${queue.size}" }

        if (queue.isEmpty()) {
-            log.info { "[flushScheduled] 큐에 있는 로그인 이력이 없음." }
+            log.debug { "[flushScheduled] 큐에 있는 로그인 이력이 없음." }
            return
        }
        flush()
@ -60,7 +56,7 @@ class LoginHistoryEventListener(

    @PreDestroy
    fun flushAll() {
-        log.info { "[flushAll] 애플리케이션 종료. 큐에 있는 모든 이력 저장 시작: size=${queue.size}" }
+        log.debug { "[flushAll] 애플리케이션 종료. 큐에 있는 모든 이력 저장 시작: size=${queue.size}" }
        while (!queue.isEmpty()) {
            flush()
        }
@ -68,10 +64,10 @@ class LoginHistoryEventListener(
    }

    private fun flush() {
-        log.info { "[flush] 큐에 저장된 로그인 이력 저장 시작: size=${queue.size}" }
+        log.debug { "[flush] 큐에 저장된 로그인 이력 저장 시작: size=${queue.size}" }

        if (queue.isEmpty()) {
-            log.info { "[flush] 큐에 있는 로그인 이력이 없음." }
+            log.debug { "[flush] 큐에 있는 로그인 이력이 없음." }
            return;
        }

--- a/service/src/main/kotlin/com/sangdol/roomescape/auth/infrastructure/jwt/JwtUtils.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/auth/infrastructure/jwt/JwtUtils.kt
@ -50,7 +50,7 @@ class JwtUtils(
        val claims = extractAllClaims(token)

        return claims.subject ?: run {
-            log.info { "[JwtUtils.extractSubject] subject를 찾을 수 없음.: token = ${token}" }
+            log.debug { "[JwtUtils.extractSubject] subject를 찾을 수 없음.: token = ${token}" }
            throw AuthException(AuthErrorCode.INVALID_TOKEN)
        }
    }
--- a/service/src/main/kotlin/com/sangdol/roomescape/auth/web/support/resolver/UserContextResolver.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/auth/web/support/resolver/UserContextResolver.kt
@ -6,7 +6,7 @@ import com.sangdol.roomescape.auth.exception.AuthException
 import com.sangdol.roomescape.auth.infrastructure.jwt.JwtUtils
 import com.sangdol.roomescape.auth.web.support.User
 import com.sangdol.roomescape.auth.web.support.accessToken
-import com.sangdol.roomescape.user.business.UserService
+import com.sangdol.roomescape.common.types.CurrentUserContext
 import io.github.oshai.kotlinlogging.KLogger
 import io.github.oshai.kotlinlogging.KotlinLogging
 import jakarta.servlet.http.HttpServletRequest
@ -22,7 +22,6 @@ private val log: KLogger = KotlinLogging.logger {}
@Component
 class UserContextResolver(
    private val jwtUtils: JwtUtils,
-    private val userService: UserService,
 ) : HandlerMethodArgumentResolver {

    override fun supportsParameter(parameter: MethodParameter): Boolean {
@ -43,7 +42,7 @@ class UserContextResolver(
                MdcPrincipalIdUtil.set(it)
            }.toLong()

-            return userService.findContextById(id)
+            return CurrentUserContext(id = id)
        } catch (e: Exception) {
            log.info { "[UserContextResolver] 회원 조회 실패. message=${e.message}" }
            throw AuthException(AuthErrorCode.MEMBER_NOT_FOUND)
--- a/service/src/main/kotlin/com/sangdol/roomescape/common/types/CurrentUserContext.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/common/types/CurrentUserContext.kt
@ -1,6 +1,5 @@
 package com.sangdol.roomescape.common.types

 data class CurrentUserContext(
-    val id: Long,
-    val name: String,
+    val id: Long
 )
--- a/service/src/main/kotlin/com/sangdol/roomescape/order/business/OrderPostProcessorService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/order/business/OrderPostProcessorService.kt
@ -1,60 +0,0 @@
-package com.sangdol.roomescape.order.business
-
-import com.sangdol.common.persistence.IDGenerator
-import com.sangdol.common.persistence.TransactionExecutionUtil
-import com.sangdol.roomescape.order.infrastructure.persistence.PostOrderTaskEntity
-import com.sangdol.roomescape.order.infrastructure.persistence.PostOrderTaskRepository
-import com.sangdol.roomescape.payment.business.PaymentService
-import com.sangdol.roomescape.payment.dto.PaymentGatewayResponse
-import com.sangdol.roomescape.reservation.business.ReservationService
-import io.github.oshai.kotlinlogging.KLogger
-import io.github.oshai.kotlinlogging.KotlinLogging
-import org.springframework.stereotype.Service
-import org.springframework.transaction.annotation.Propagation
-import org.springframework.transaction.annotation.Transactional
-import java.time.Instant
-
-private val log: KLogger = KotlinLogging.logger {}
-
-@Service
-class OrderPostProcessorService(
-    private val idGenerator: IDGenerator,
-    private val reservationService: ReservationService,
-    private val paymentService: PaymentService,
-    private val postOrderTaskRepository: PostOrderTaskRepository,
-    private val transactionExecutionUtil: TransactionExecutionUtil
-) {
-    @Transactional(propagation = Propagation.REQUIRES_NEW)
-    fun processAfterPaymentConfirmation(
-        reservationId: Long,
-        paymentResponse: PaymentGatewayResponse
-    ) {
-        val paymentKey = paymentResponse.paymentKey
-        try {
-            log.info { "[processAfterPaymentConfirmation] 결제 정보 저장 및 예약 확정 처리 시작: reservationId=${reservationId}, paymentKey=${paymentKey}" }
-
-            val paymentCreateResponse = paymentService.savePayment(reservationId, paymentResponse)
-            reservationService.confirmReservation(reservationId)
-
-            log.info {
-                "[processAfterPaymentConfirmation] 결제 정보 저장 및 예약 확정 처리 완료: reservationId=${reservationId}, paymentKey=${paymentKey}, paymentId=${paymentCreateResponse.paymentId}, paymentDetailId=${paymentCreateResponse.detailId}"
-            }
-        } catch (e: Exception) {
-            log.warn(e) { "[processAfterPaymentConfirmation] 결제 정보 저장 및 예약 확정 처리 실패. 작업 저장 시작: reservationId=${reservationId}, paymentKey=$paymentKey}" }
-
-            transactionExecutionUtil.withNewTransaction(isReadOnly = false) {
-                PostOrderTaskEntity(
-                    id = idGenerator.create(),
-                    reservationId = reservationId,
-                    paymentKey = paymentKey,
-                    trial = 1,
-                    nextRetryAt = Instant.now().plusSeconds(30),
-                ).also {
-                    postOrderTaskRepository.save(it)
-                }
-            }
-
-            log.info { "[processAfterPaymentConfirmation] 작업 저장 완료" }
-        }
-    }
-}
--- a/service/src/main/kotlin/com/sangdol/roomescape/order/business/OrderService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/order/business/OrderService.kt
@ -1,130 +1,69 @@
 package com.sangdol.roomescape.order.business

-import com.sangdol.common.persistence.IDGenerator
 import com.sangdol.common.persistence.TransactionExecutionUtil
 import com.sangdol.common.types.exception.ErrorCode
 import com.sangdol.common.types.exception.RoomescapeException
 import com.sangdol.roomescape.order.exception.OrderErrorCode
 import com.sangdol.roomescape.order.exception.OrderException
-import com.sangdol.roomescape.order.infrastructure.persistence.AttemptResult
-import com.sangdol.roomescape.order.infrastructure.persistence.PaymentAttemptEntity
-import com.sangdol.roomescape.order.infrastructure.persistence.PaymentAttemptRepository
 import com.sangdol.roomescape.payment.business.PaymentService
 import com.sangdol.roomescape.payment.dto.PaymentConfirmRequest
-import com.sangdol.roomescape.payment.dto.PaymentGatewayResponse
-import com.sangdol.roomescape.payment.exception.PaymentException
 import com.sangdol.roomescape.reservation.business.ReservationService
+import com.sangdol.roomescape.reservation.business.event.ReservationConfirmEvent
 import com.sangdol.roomescape.reservation.dto.ReservationStateResponse
 import com.sangdol.roomescape.schedule.business.ScheduleService
 import com.sangdol.roomescape.schedule.dto.ScheduleStateResponse
 import io.github.oshai.kotlinlogging.KLogger
 import io.github.oshai.kotlinlogging.KotlinLogging
+import org.springframework.context.ApplicationEventPublisher
 import org.springframework.stereotype.Service

 private val log: KLogger = KotlinLogging.logger {}

@Service
 class OrderService(
-    private val idGenerator: IDGenerator,
    private val reservationService: ReservationService,
    private val scheduleService: ScheduleService,
    private val paymentService: PaymentService,
    private val transactionExecutionUtil: TransactionExecutionUtil,
    private val orderValidator: OrderValidator,
-    private val paymentAttemptRepository: PaymentAttemptRepository,
-    private val orderPostProcessorService: OrderPostProcessorService
+    private val eventPublisher: ApplicationEventPublisher
 ) {

    fun confirm(reservationId: Long, paymentConfirmRequest: PaymentConfirmRequest) {
-        val trial = paymentAttemptRepository.countByReservationId(reservationId)
        val paymentKey = paymentConfirmRequest.paymentKey

-        log.info { "[confirm] 결제 및 예약 확정 시작: reservationId=${reservationId}, paymentKey=${paymentKey}" }
-
+        log.debug { "[confirm] 결제 및 예약 확정 시작: reservationId=${reservationId}, paymentKey=${paymentKey}" }
        try {
            transactionExecutionUtil.withNewTransaction(isReadOnly = false) {
-                validateAndMarkInProgress(reservationId)
+                validateCanConfirm(reservationId)
+                reservationService.markInProgress(reservationId)
            }

-            val paymentClientResponse: PaymentGatewayResponse =
-                requestConfirmPayment(reservationId, paymentConfirmRequest)
+            paymentService.requestConfirm(reservationId, paymentConfirmRequest)
+            eventPublisher.publishEvent(ReservationConfirmEvent(reservationId))

-            orderPostProcessorService.processAfterPaymentConfirmation(reservationId, paymentClientResponse)
+            log.info { "[confirm] 결제 처리 및 예약 확정 이벤트 발행 완료: reservationId=${reservationId}, paymentKey=${paymentKey}" }
        } catch (e: Exception) {
            val errorCode: ErrorCode = if (e is RoomescapeException) {
                e.errorCode
            } else {
-                OrderErrorCode.BOOKING_UNEXPECTED_ERROR
+                OrderErrorCode.ORDER_UNEXPECTED_ERROR
            }

-            throw OrderException(errorCode, e.message ?: errorCode.message, trial)
+            throw OrderException(errorCode, e.message ?: errorCode.message)
        }
    }

-    private fun validateAndMarkInProgress(reservationId: Long) {
-        log.info { "[validateAndMarkInProgress] 예약 확정 가능 여부 검증 시작: reservationId=${reservationId}" }
+    private fun validateCanConfirm(reservationId: Long) {
+        log.debug { "[validateAndMarkInProgress] 예약 확정 가능 여부 검증 시작: reservationId=${reservationId}" }
        val reservation: ReservationStateResponse = reservationService.findStatusWithLock(reservationId)
        val schedule: ScheduleStateResponse = scheduleService.findStateWithLock(reservation.scheduleId)

        try {
            orderValidator.validateCanConfirm(reservation, schedule)
-            log.info { "[validateAndMarkInProgress] 예약 확정 가능 여부 검증 완료: reservationId=${reservationId}" }
        } catch (e: OrderException) {
            val errorCode = OrderErrorCode.NOT_CONFIRMABLE
            throw OrderException(errorCode, e.message)
        }
-
-        reservationService.markInProgress(reservationId)
-    }
-
-    private fun requestConfirmPayment(
-        reservationId: Long,
-        paymentConfirmRequest: PaymentConfirmRequest
-    ): PaymentGatewayResponse {
-        log.info { "[requestConfirmPayment] 결제 및 이력 저장 시작: reservationId=${reservationId}, paymentKey=${paymentConfirmRequest.paymentKey}" }
-        val paymentResponse: PaymentGatewayResponse
-        var attempt: PaymentAttemptEntity? = null
-
-        try {
-            paymentResponse = paymentService.requestConfirm(paymentConfirmRequest)
-
-            attempt = PaymentAttemptEntity(
-                id = idGenerator.create(),
-                reservationId = reservationId,
-                result = AttemptResult.SUCCESS,
-            )
-        } catch (e: Exception) {
-            val errorCode: String = if (e is PaymentException) {
-                log.info { "[requestConfirmPayment] 결제 요청 실패: reservationId=${reservationId}, paymentKey=${paymentConfirmRequest.paymentKey}" }
-                e.errorCode.name
-            } else {
-                log.warn {
-                    "[requestConfirmPayment] 결제 요청 실패: reservationId=${reservationId}, paymentKey=${paymentConfirmRequest.paymentKey}"
-                }
-                OrderErrorCode.BOOKING_UNEXPECTED_ERROR.name
-            }
-
-            attempt = PaymentAttemptEntity(
-                id = idGenerator.create(),
-                reservationId = reservationId,
-                result = AttemptResult.FAILED,
-                errorCode = errorCode,
-                message = e.message
-            )
-
-            throw e
-        } finally {
-            val savedAttempt: PaymentAttemptEntity? = attempt?.let {
-                log.info { "[requestPayment] 결제 요청 이력 저장 시작: id=${it.id}, reservationId=${it.reservationId}, result=${it.result}, errorCode=${it.errorCode}, message=${it.message}" }
-                paymentAttemptRepository.save(it)
-            }
-            savedAttempt?.also {
-                log.info { "[requestPayment] 결제 요청 이력 저장 완료: id=${savedAttempt.id}" }
-            } ?: run {
-                log.info { "[requestPayment] 결제 요청 이력 저장 실패: reservationId=${reservationId}" }
-            }
-        }
-
-        return paymentResponse
    }
 }
--- a/service/src/main/kotlin/com/sangdol/roomescape/order/business/OrderValidator.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/order/business/OrderValidator.kt
@ -3,7 +3,6 @@ package com.sangdol.roomescape.order.business
 import com.sangdol.common.utils.KoreaDateTime
 import com.sangdol.roomescape.order.exception.OrderErrorCode
 import com.sangdol.roomescape.order.exception.OrderException
-import com.sangdol.roomescape.order.infrastructure.persistence.PaymentAttemptRepository
 import com.sangdol.roomescape.reservation.dto.ReservationStateResponse
 import com.sangdol.roomescape.reservation.infrastructure.persistence.ReservationStatus
 import com.sangdol.roomescape.schedule.dto.ScheduleStateResponse
@ -16,18 +15,11 @@ import java.time.LocalDateTime
 private val log: KLogger = KotlinLogging.logger {}

@Component
-class OrderValidator(
-    private val paymentAttemptRepository: PaymentAttemptRepository
-) {
+class OrderValidator {
    fun validateCanConfirm(
        reservation: ReservationStateResponse,
        schedule: ScheduleStateResponse
    ) {
-        if (paymentAttemptRepository.isSuccessAttemptExists(reservation.id)) {
-            log.info { "[validateCanConfirm] 이미 결제 완료된 예약: id=${reservation.id}" }
-            throw OrderException(OrderErrorCode.BOOKING_ALREADY_COMPLETED)
-        }
-
        validateReservationStatus(reservation)
        validateScheduleStatus(schedule)
    }
@ -35,15 +27,12 @@ class OrderValidator(
    private fun validateReservationStatus(reservation: ReservationStateResponse) {
        when (reservation.status) {
            ReservationStatus.CONFIRMED -> {
-                log.info { "[validateCanConfirm] 이미 확정된 예약: id=${reservation.id}" }
-                throw OrderException(OrderErrorCode.BOOKING_ALREADY_COMPLETED)
+                throw OrderException(OrderErrorCode.ORDER_ALREADY_CONFIRMED)
            }
            ReservationStatus.EXPIRED -> {
-                log.info { "[validateCanConfirm] 만료된 예약: id=${reservation.id}" }
                throw OrderException(OrderErrorCode.EXPIRED_RESERVATION)
            }
            ReservationStatus.CANCELED -> {
-                log.info { "[validateCanConfirm] 취소된 예약: id=${reservation.id}" }
                throw OrderException(OrderErrorCode.CANCELED_RESERVATION)
            }
            else -> {}
@ -52,14 +41,14 @@ class OrderValidator(

    private fun validateScheduleStatus(schedule: ScheduleStateResponse) {
        if (schedule.status != ScheduleStatus.HOLD) {
-            log.info { "[validateScheduleStatus] 일정 상태 오류: status=${schedule.status}" }
+            log.debug { "[validateScheduleStatus] 일정 상태 오류: status=${schedule.status}" }
            throw OrderException(OrderErrorCode.EXPIRED_RESERVATION)
        }

        val scheduleDateTime = LocalDateTime.of(schedule.date, schedule.startFrom)
        val nowDateTime = KoreaDateTime.now()
        if (scheduleDateTime.isBefore(nowDateTime)) {
-            log.info { "[validateScheduleStatus] 과거 시간인 일정으로 인한 실패: scheduleDateTime=${scheduleDateTime}(KST), now=${nowDateTime}(KST)" }
+            log.debug { "[validateScheduleStatus] 과거 시간인 일정으로 인한 실패: scheduleDateTime=${scheduleDateTime}(KST), now=${nowDateTime}(KST)" }
            throw OrderException(OrderErrorCode.PAST_SCHEDULE)
        }
    }
--- a/service/src/main/kotlin/com/sangdol/roomescape/order/exception/OrderErrorCode.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/order/exception/OrderErrorCode.kt
@ -9,11 +9,11 @@ enum class OrderErrorCode(
    override val message: String
 ) : ErrorCode {
    NOT_CONFIRMABLE(HttpStatus.CONFLICT, "B000", "예약을 확정할 수 없어요."),
-    BOOKING_ALREADY_COMPLETED(HttpStatus.CONFLICT, "B001", "이미 완료된 예약이에요."),
+    ORDER_ALREADY_CONFIRMED(HttpStatus.CONFLICT, "B001", "이미 완료된 예약이에요."),
    EXPIRED_RESERVATION(HttpStatus.CONFLICT, "B002", "결제 가능 시간이 지나 만료된 예약이에요. 처음부터 다시 시도해주세요."),
    CANCELED_RESERVATION(HttpStatus.CONFLICT, "B003", "이미 취소된 예약이에요. 본인이 취소하지 않았다면 매장에 문의해주세요."),
    PAST_SCHEDULE(HttpStatus.CONFLICT, "B004", "지난 일정은 예약할 수 없어요."),

-    BOOKING_UNEXPECTED_ERROR(HttpStatus.INTERNAL_SERVER_ERROR, "B999", "예상치 못한 예외가 발생했어요. 잠시 후 다시 시도해주세요.")
+    ORDER_UNEXPECTED_ERROR(HttpStatus.INTERNAL_SERVER_ERROR, "B999", "예상치 못한 예외가 발생했어요. 잠시 후 다시 시도해주세요.")
    ;
 }
--- a/service/src/main/kotlin/com/sangdol/roomescape/order/exception/OrderException.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/order/exception/OrderException.kt
@ -6,11 +6,4 @@ import com.sangdol.common.types.exception.RoomescapeException
 class OrderException(
    override val errorCode: ErrorCode,
    override val message: String = errorCode.message,
-    var trial: Long = 0
 ) : RoomescapeException(errorCode, message)
-
-class OrderErrorResponse(
-    val code: String,
-    val message: String,
-    val trial: Long
-)
--- a/service/src/main/kotlin/com/sangdol/roomescape/order/exception/OrderExceptionHandler.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/order/exception/OrderExceptionHandler.kt
@ -1,45 +0,0 @@
-package com.sangdol.roomescape.order.exception
-
-import com.sangdol.common.types.exception.ErrorCode
-import com.sangdol.common.types.web.HttpStatus
-import com.sangdol.common.web.support.log.WebLogMessageConverter
-import io.github.oshai.kotlinlogging.KLogger
-import io.github.oshai.kotlinlogging.KotlinLogging
-import jakarta.servlet.http.HttpServletRequest
-import org.springframework.http.ResponseEntity
-import org.springframework.web.bind.annotation.ExceptionHandler
-import org.springframework.web.bind.annotation.RestControllerAdvice
-
-private val log: KLogger = KotlinLogging.logger {}
-
-@RestControllerAdvice
-class OrderExceptionHandler(
-    private val messageConverter: WebLogMessageConverter
-) {
-    @ExceptionHandler(OrderException::class)
-    fun handleOrderException(
-        servletRequest: HttpServletRequest,
-        e: OrderException
-    ): ResponseEntity<OrderErrorResponse> {
-        val errorCode: ErrorCode = e.errorCode
-        val httpStatus: HttpStatus = errorCode.httpStatus
-        val errorResponse = OrderErrorResponse(
-            code = errorCode.errorCode,
-            message = if (httpStatus.isClientError()) e.message else errorCode.message,
-            trial = e.trial
-        )
-
-        log.info {
-            messageConverter.convertToErrorResponseMessage(
-                servletRequest = servletRequest,
-                httpStatus = httpStatus,
-                responseBody = errorResponse,
-                exception = if (errorCode.message == e.message) null else e
-            )
-        }
-
-        return ResponseEntity
-            .status(httpStatus.value())
-            .body(errorResponse)
-    }
-}
--- a/service/src/main/kotlin/com/sangdol/roomescape/order/infrastructure/persistence/PaymentAttemptEntity.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/order/infrastructure/persistence/PaymentAttemptEntity.kt
@ -1,38 +0,0 @@
-package com.sangdol.roomescape.order.infrastructure.persistence
-
-import com.sangdol.common.persistence.PersistableBaseEntity
-import jakarta.persistence.*
-import org.springframework.data.annotation.CreatedBy
-import org.springframework.data.annotation.CreatedDate
-import org.springframework.data.jpa.domain.support.AuditingEntityListener
-import java.time.Instant
-
-@Entity
-@EntityListeners(AuditingEntityListener::class)
-@Table(name = "payment_attempts")
-class PaymentAttemptEntity(
-    id: Long,
-
-    val reservationId: Long,
-
-    @Enumerated(value = EnumType.STRING)
-    val result: AttemptResult,
-
-    @Column(columnDefinition = "VARCHAR(50)")
-    val errorCode: String? = null,
-
-    @Column(columnDefinition = "TEXT")
-    val message: String? = null,
-) : PersistableBaseEntity(id) {
-    @Column(updatable = false)
-    @CreatedDate
-    lateinit var createdAt: Instant
-
-    @Column(updatable = false)
-    @CreatedBy
-    var createdBy: Long = 0L
-}
-
-enum class AttemptResult {
-    SUCCESS, FAILED
-}
--- a/service/src/main/kotlin/com/sangdol/roomescape/order/infrastructure/persistence/PaymentAttemptRepository.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/order/infrastructure/persistence/PaymentAttemptRepository.kt
@ -1,26 +0,0 @@
-package com.sangdol.roomescape.order.infrastructure.persistence
-
-import org.springframework.data.jpa.repository.JpaRepository
-import org.springframework.data.jpa.repository.Query
-
-interface PaymentAttemptRepository: JpaRepository<PaymentAttemptEntity, Long> {
-
-    fun countByReservationId(reservationId: Long): Long
-
-    @Query(
-        """
-        SELECT 
-            CASE 
-                WHEN COUNT(pa) > 0
-                THEN TRUE 
-            ELSE FALSE 
-            END 
-        FROM 
-            PaymentAttemptEntity pa
-        WHERE 
-            pa.reservationId = :reservationId
-            AND pa.result = com.sangdol.roomescape.order.infrastructure.persistence.AttemptResult.SUCCESS
-    """
-    )
-    fun isSuccessAttemptExists(reservationId: Long): Boolean
-}
--- a/service/src/main/kotlin/com/sangdol/roomescape/order/infrastructure/persistence/PostOrderTaskEntity.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/order/infrastructure/persistence/PostOrderTaskEntity.kt
@ -1,16 +0,0 @@
-package com.sangdol.roomescape.order.infrastructure.persistence
-
-import com.sangdol.common.persistence.PersistableBaseEntity
-import jakarta.persistence.Entity
-import jakarta.persistence.Table
-import java.time.Instant
-
-@Entity
-@Table(name = "post_order_tasks")
-class PostOrderTaskEntity(
-    id: Long,
-    val reservationId: Long,
-    val paymentKey: String,
-    val trial: Int,
-    val nextRetryAt: Instant
-) : PersistableBaseEntity(id)
--- a/service/src/main/kotlin/com/sangdol/roomescape/order/infrastructure/persistence/PostOrderTaskRepository.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/order/infrastructure/persistence/PostOrderTaskRepository.kt
@ -1,6 +0,0 @@
-package com.sangdol.roomescape.order.infrastructure.persistence
-
-import org.springframework.data.jpa.repository.JpaRepository
-
-interface PostOrderTaskRepository : JpaRepository<PostOrderTaskEntity, Long> {
-}
--- a/service/src/main/kotlin/com/sangdol/roomescape/payment/business/PaymentService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/payment/business/PaymentService.kt
@ -1,5 +1,6 @@
 package com.sangdol.roomescape.payment.business

+import com.sangdol.common.persistence.IDGenerator
 import com.sangdol.common.persistence.TransactionExecutionUtil
 import com.sangdol.roomescape.payment.business.domain.UserFacingPaymentErrorCode
 import com.sangdol.roomescape.payment.dto.*
@ -8,9 +9,12 @@ import com.sangdol.roomescape.payment.exception.PaymentErrorCode
 import com.sangdol.roomescape.payment.exception.PaymentException
 import com.sangdol.roomescape.payment.infrastructure.client.TosspayClient
 import com.sangdol.roomescape.payment.infrastructure.persistence.*
+import com.sangdol.roomescape.payment.mapper.toEntity
+import com.sangdol.roomescape.payment.mapper.toEvent
 import com.sangdol.roomescape.payment.mapper.toResponse
 import io.github.oshai.kotlinlogging.KLogger
 import io.github.oshai.kotlinlogging.KotlinLogging
+import org.springframework.context.ApplicationEventPublisher
 import org.springframework.stereotype.Service
 import org.springframework.transaction.annotation.Transactional

@ -18,18 +22,20 @@ private val log: KLogger = KotlinLogging.logger {}

@Service
 class PaymentService(
+    private val idGenerator: IDGenerator,
    private val paymentClient: TosspayClient,
    private val paymentRepository: PaymentRepository,
    private val paymentDetailRepository: PaymentDetailRepository,
    private val canceledPaymentRepository: CanceledPaymentRepository,
-    private val paymentWriter: PaymentWriter,
    private val transactionExecutionUtil: TransactionExecutionUtil,
+    private val eventPublisher: ApplicationEventPublisher
 ) {
-    fun requestConfirm(request: PaymentConfirmRequest): PaymentGatewayResponse {
-        log.info { "[requestConfirm] 결제 요청 시작: paymentKey=${request.paymentKey}" }
+    fun requestConfirm(reservationId: Long, request: PaymentConfirmRequest): PaymentGatewayResponse {
+        log.debug { "[requestConfirm] 결제 요청 시작: paymentKey=${request.paymentKey}" }
        try {
            return paymentClient.confirm(request.paymentKey, request.orderId, request.amount).also {
-                log.info { "[requestConfirm] 결제 완료: paymentKey=${request.paymentKey}" }
+                eventPublisher.publishEvent(it.toEvent(reservationId))
+                log.info { "[requestConfirm] 결제 및 이벤트 발행 완료: paymentKey=${request.paymentKey}" }
            }
        } catch (e: Exception) {
            when(e) {
@ -56,19 +62,6 @@ class PaymentService(
        }
    }

-    fun savePayment(
-        reservationId: Long,
-        paymentGatewayResponse: PaymentGatewayResponse
-    ): PaymentCreateResponse {
-        val payment: PaymentEntity = paymentWriter.createPayment(
-            reservationId = reservationId,
-            paymentGatewayResponse = paymentGatewayResponse
-        )
-        val detail: PaymentDetailEntity = paymentWriter.createDetail(paymentGatewayResponse, payment.id)
-
-        return PaymentCreateResponse(paymentId = payment.id, detailId = detail.id)
-    }
-
    fun cancel(userId: Long, request: PaymentCancelRequest) {
        val payment: PaymentEntity = findByReservationIdOrThrow(request.reservationId)

@ -79,12 +72,17 @@ class PaymentService(
        )

        transactionExecutionUtil.withNewTransaction(isReadOnly = false) {
-            paymentWriter.cancel(
-                userId = userId,
-                payment = payment,
-                requestedAt = request.requestedAt,
-                cancelResponse = clientCancelResponse
-            )
+            val payment = findByReservationIdOrThrow(request.reservationId).apply { this.cancel() }
+
+            clientCancelResponse.cancels.toEntity(
+                id = idGenerator.create(),
+                paymentId = payment.id,
+                cancelRequestedAt = request.requestedAt,
+                canceledBy = userId
+            ).also {
+                canceledPaymentRepository.save(it)
+                log.debug { "[cancel] 결제 취소 정보 저장 완료: payment.id=${payment.id}" }
+            }
        }.also {
            log.info { "[cancel] 결제 취소 완료: paymentId=${payment.id}" }
        }
@ -92,7 +90,7 @@ class PaymentService(

    @Transactional(readOnly = true)
    fun findDetailByReservationId(reservationId: Long): PaymentResponse? {
-        log.info { "[findDetailByReservationId] 예약 결제 정보 조회 시작: reservationId=$reservationId" }
+        log.debug { "[findDetailByReservationId] 예약 결제 정보 조회 시작: reservationId=$reservationId" }

        val payment: PaymentEntity? = findByReservationIdOrNull(reservationId)
        val paymentDetail: PaymentDetailEntity? = payment?.let { findDetailByPaymentIdOrNull(it.id) }
@ -101,11 +99,13 @@ class PaymentService(
        return payment?.toResponse(
            detail = paymentDetail?.toResponse(),
            cancel = cancelDetail?.toResponse()
-        )
+        ).also {
+            log.info { "[findDetailByReservationId] 예약 결제 정보 조회 완료: reservationId=$reservationId" }
+        }
    }

    private fun findByReservationIdOrThrow(reservationId: Long): PaymentEntity {
-        log.info { "[findByReservationIdOrThrow] 결제 정보 조회 시작: reservationId=: $reservationId" }
+        log.debug { "[findByReservationIdOrThrow] 결제 정보 조회 시작: reservationId=: $reservationId" }

        return paymentRepository.findByReservationId(reservationId)
            ?.also { log.info { "[findByReservationIdOrThrow] 결제 정보 조회 완료: reservationId=$reservationId, paymentId=${it.id}" } }
@ -116,7 +116,7 @@ class PaymentService(
    }

    private fun findByReservationIdOrNull(reservationId: Long): PaymentEntity? {
-        log.info { "[findByReservationIdOrThrow] 결제 정보 조회 시작: reservationId=: $reservationId" }
+        log.debug { "[findByReservationIdOrThrow] 결제 정보 조회 시작: reservationId=: $reservationId" }

        return paymentRepository.findByReservationId(reservationId)
            .also {
@ -129,7 +129,7 @@ class PaymentService(
    }

    private fun findDetailByPaymentIdOrNull(paymentId: Long): PaymentDetailEntity? {
-        log.info { "[findDetailByPaymentIdOrThrow] 결제 상세 정보 조회 시작: paymentId=$paymentId" }
+        log.debug { "[findDetailByPaymentIdOrThrow] 결제 상세 정보 조회 시작: paymentId=$paymentId" }

        return paymentDetailRepository.findByPaymentId(paymentId).also {
            if (it != null) {
@ -141,7 +141,7 @@ class PaymentService(
    }

    private fun findCancelByPaymentIdOrNull(paymentId: Long): CanceledPaymentEntity? {
-        log.info { "[findDetailByReservationId] 취소 결제 정보 조회 시작: paymentId=${paymentId}" }
+        log.debug { "[findDetailByReservationId] 취소 결제 정보 조회 시작: paymentId=${paymentId}" }

        return canceledPaymentRepository.findByPaymentId(paymentId).also {
            if (it == null) {
--- a/service/src/main/kotlin/com/sangdol/roomescape/payment/business/PaymentWriter.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/payment/business/PaymentWriter.kt
@ -1,80 +0,0 @@
-package com.sangdol.roomescape.payment.business
-
-import com.sangdol.common.persistence.IDGenerator
-import com.sangdol.roomescape.payment.exception.PaymentErrorCode
-import com.sangdol.roomescape.payment.exception.PaymentException
-import com.sangdol.roomescape.payment.business.domain.PaymentMethod
-import com.sangdol.roomescape.payment.dto.PaymentGatewayCancelResponse
-import com.sangdol.roomescape.payment.dto.PaymentGatewayResponse
-import com.sangdol.roomescape.payment.mapper.toCardDetailEntity
-import com.sangdol.roomescape.payment.mapper.toEasypayPrepaidDetailEntity
-import com.sangdol.roomescape.payment.mapper.toEntity
-import com.sangdol.roomescape.payment.mapper.toTransferDetailEntity
-import com.sangdol.roomescape.payment.infrastructure.persistence.*
-import io.github.oshai.kotlinlogging.KLogger
-import io.github.oshai.kotlinlogging.KotlinLogging
-import org.springframework.stereotype.Component
-import java.time.Instant
-
-private val log: KLogger = KotlinLogging.logger {}
-
-@Component
-class PaymentWriter(
-    private val paymentRepository: PaymentRepository,
-    private val paymentDetailRepository: PaymentDetailRepository,
-    private val canceledPaymentRepository: CanceledPaymentRepository,
-    private val idGenerator: IDGenerator,
-) {
-
-    fun createPayment(
-        reservationId: Long,
-        paymentGatewayResponse: PaymentGatewayResponse
-    ): PaymentEntity {
-        log.info { "[PaymentWriterV2.createPayment] 결제 승인 및 결제 정보 저장 시작: reservationId=${reservationId}, paymentKey=${paymentGatewayResponse.paymentKey}" }
-
-        return paymentGatewayResponse.toEntity(id = idGenerator.create(), reservationId = reservationId).also {
-            paymentRepository.save(it)
-            log.info { "[PaymentWriterV2.createPayment] 결제 승인 및 결제 정보 저장 완료: reservationId=${reservationId}, payment.id=${it.id}" }
-        }
-    }
-
-    fun createDetail(
-        paymentGatewayResponse: PaymentGatewayResponse,
-        paymentId: Long,
-    ): PaymentDetailEntity {
-        val method: PaymentMethod = paymentGatewayResponse.method
-        val id = idGenerator.create()
-
-        if (method == PaymentMethod.TRANSFER) {
-            return paymentDetailRepository.save(paymentGatewayResponse.toTransferDetailEntity(id, paymentId))
-        }
-        if (method == PaymentMethod.EASY_PAY && paymentGatewayResponse.card == null) {
-            return paymentDetailRepository.save(paymentGatewayResponse.toEasypayPrepaidDetailEntity(id, paymentId))
-        }
-        if (paymentGatewayResponse.card != null) {
-            return paymentDetailRepository.save(paymentGatewayResponse.toCardDetailEntity(id, paymentId))
-        }
-        throw PaymentException(PaymentErrorCode.NOT_SUPPORTED_PAYMENT_TYPE)
-    }
-
-    fun cancel(
-        userId: Long,
-        payment: PaymentEntity,
-        requestedAt: Instant,
-        cancelResponse: PaymentGatewayCancelResponse
-    ): CanceledPaymentEntity {
-        log.debug { "[PaymentWriterV2.cancelPayment] 결제 취소 정보 저장 시작: payment.id=${payment.id}" }
-
-        paymentRepository.save(payment.apply { this.cancel() })
-
-        return cancelResponse.cancels.toEntity(
-            id = idGenerator.create(),
-            paymentId = payment.id,
-            cancelRequestedAt = requestedAt,
-            canceledBy = userId
-        ).also {
-            canceledPaymentRepository.save(it)
-            log.debug { "[PaymentWriterV2.cancelPayment] 결제 취소 정보 저장 완료: payment.id=${payment.id}" }
-        }
-    }
-}
--- a/service/src/main/kotlin/com/sangdol/roomescape/payment/business/domain/PaymentDetail.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/payment/business/domain/PaymentDetail.kt
@ -0,0 +1,38 @@
+package com.sangdol.roomescape.payment.business.domain
+
+abstract class PaymentDetail
+
+class BankTransferPaymentDetail(
+    val bankCode: BankCode,
+    val settlementStatus: String,
+): PaymentDetail()
+
+class CardPaymentDetail(
+    val issuerCode: CardIssuerCode,
+    val number: String,
+    val amount: Int,
+    val cardType: CardType,
+    val ownerType: CardOwnerType,
+    val isInterestFree: Boolean,
+    val approveNo: String,
+    val installmentPlanMonths: Int
+): PaymentDetail()
+
+class EasypayCardPaymentDetail(
+    val issuerCode: CardIssuerCode,
+    val number: String,
+    val amount: Int,
+    val cardType: CardType,
+    val ownerType: CardOwnerType,
+    val isInterestFree: Boolean,
+    val approveNo: String,
+    val installmentPlanMonths: Int,
+    val easypayProvider: EasyPayCompanyCode,
+    val easypayDiscountAmount: Int,
+): PaymentDetail()
+
+class EasypayPrepaidPaymentDetail(
+    val provider: EasyPayCompanyCode,
+    val amount: Int,
+    val discountAmount: Int,
+): PaymentDetail()
--- a/service/src/main/kotlin/com/sangdol/roomescape/payment/business/event/PaymentEvent.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/payment/business/event/PaymentEvent.kt
@ -0,0 +1,22 @@
+package com.sangdol.roomescape.payment.business.event
+
+import com.sangdol.roomescape.payment.business.domain.PaymentDetail
+import com.sangdol.roomescape.payment.business.domain.PaymentMethod
+import com.sangdol.roomescape.payment.business.domain.PaymentStatus
+import com.sangdol.roomescape.payment.business.domain.PaymentType
+import java.time.Instant
+
+class PaymentEvent(
+    val reservationId: Long,
+    val paymentKey: String,
+    val orderId: String,
+    val type: PaymentType,
+    val status: PaymentStatus,
+    val totalAmount: Int,
+    val vat: Int,
+    val suppliedAmount: Int,
+    val method: PaymentMethod,
+    val requestedAt: Instant,
+    val approvedAt: Instant,
+    val detail: PaymentDetail
+)
--- a/service/src/main/kotlin/com/sangdol/roomescape/payment/business/event/PaymentEventListener.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/payment/business/event/PaymentEventListener.kt
@ -0,0 +1,44 @@
+package com.sangdol.roomescape.payment.business.event
+
+import com.sangdol.common.persistence.IDGenerator
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentDetailEntity
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentDetailRepository
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentEntity
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentRepository
+import com.sangdol.roomescape.payment.mapper.toDetailEntity
+import com.sangdol.roomescape.payment.mapper.toEntity
+import io.github.oshai.kotlinlogging.KLogger
+import io.github.oshai.kotlinlogging.KotlinLogging
+import org.springframework.context.event.EventListener
+import org.springframework.scheduling.annotation.Async
+import org.springframework.stereotype.Component
+import org.springframework.transaction.annotation.Transactional
+
+private val log: KLogger = KotlinLogging.logger {}
+
+@Component
+class PaymentEventListener(
+    private val idGenerator: IDGenerator,
+    private val paymentRepository: PaymentRepository,
+    private val paymentDetailRepository: PaymentDetailRepository
+) {
+
+    @Async
+    @EventListener
+    @Transactional
+    fun handlePaymentEvent(event: PaymentEvent) {
+        val reservationId = event.reservationId
+
+        log.debug { "[handlePaymentEvent] 결제 정보 저장 이벤트 수신: reservationId=${reservationId}, paymentKey=${event.paymentKey}" }
+
+        val paymentId = idGenerator.create()
+        val paymentEntity: PaymentEntity = event.toEntity(paymentId)
+        paymentRepository.save(paymentEntity)
+
+        val paymentDetailId = idGenerator.create()
+        val paymentDetailEntity: PaymentDetailEntity = event.toDetailEntity(id = paymentDetailId, paymentId = paymentId)
+        paymentDetailRepository.save(paymentDetailEntity)
+
+        log.info { "[handlePaymentEvent] 결제 정보 저장 이벤트 처리 완료: reservationId=${reservationId}, paymentId=${paymentId}, paymentDetailId=${paymentDetailId}" }
+    }
+}
--- a/service/src/main/kotlin/com/sangdol/roomescape/payment/docs/PaymentAPI.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/payment/docs/PaymentAPI.kt
@ -2,11 +2,8 @@ package com.sangdol.roomescape.payment.docs

 import com.sangdol.common.types.web.CommonApiResponse
 import com.sangdol.roomescape.auth.web.support.User
-import com.sangdol.roomescape.auth.web.support.UserOnly
 import com.sangdol.roomescape.common.types.CurrentUserContext
-import com.sangdol.roomescape.payment.dto.PaymentGatewayResponse
 import com.sangdol.roomescape.payment.dto.PaymentCancelRequest
-import com.sangdol.roomescape.payment.dto.PaymentConfirmRequest
 import io.swagger.v3.oas.annotations.Operation
 import io.swagger.v3.oas.annotations.responses.ApiResponse
 import io.swagger.v3.oas.annotations.responses.ApiResponses
@ -16,13 +13,6 @@ import org.springframework.web.bind.annotation.RequestBody

 interface PaymentAPI {

-    @UserOnly
-    @Operation(summary = "결제 승인")
-    @ApiResponses(ApiResponse(responseCode = "200", useReturnTypeSchema = true))
-    fun confirmPayment(
-        @Valid @RequestBody request: PaymentConfirmRequest
-    ): ResponseEntity<CommonApiResponse<PaymentGatewayResponse>>
-
    @Operation(summary = "결제 취소")
    @ApiResponses(ApiResponse(responseCode = "200", useReturnTypeSchema = true))
    fun cancelPayment(
--- a/service/src/main/kotlin/com/sangdol/roomescape/payment/dto/PaymentWriteDTO.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/payment/dto/PaymentWriteDTO.kt
@ -8,11 +8,6 @@ data class PaymentConfirmRequest(
    val amount: Int,
 )

-data class PaymentCreateResponse(
-    val paymentId: Long,
-    val detailId: Long
-)
-
 data class PaymentCancelRequest(
    val reservationId: Long,
    val cancelReason: String,
--- a/service/src/main/kotlin/com/sangdol/roomescape/payment/infrastructure/client/TosspayClient.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/payment/infrastructure/client/TosspayClient.kt
@ -33,7 +33,7 @@ class TosspayClient(
        amount: Int,
    ): PaymentGatewayResponse {
        val startTime = System.currentTimeMillis()
-        log.info { "[TosspayClient.confirm] 결제 승인 요청: paymentKey=$paymentKey, orderId=$orderId, amount=$amount" }
+        log.debug { "[TosspayClient.confirm] 결제 승인 요청: paymentKey=$paymentKey, orderId=$orderId, amount=$amount" }

        return confirmClient.request(paymentKey, orderId, amount)
            .also {
@ -47,7 +47,7 @@ class TosspayClient(
        cancelReason: String
    ): PaymentGatewayCancelResponse {
        val startTime = System.currentTimeMillis()
-        log.info { "[TosspayClient.cancel] 결제 취소 요청: paymentKey=$paymentKey, amount=$amount, cancelReason=$cancelReason" }
+        log.debug { "[TosspayClient.cancel] 결제 취소 요청: paymentKey=$paymentKey, amount=$amount, cancelReason=$cancelReason" }

        return cancelClient.request(paymentKey, amount, cancelReason).also {
            log.info { "[TosspayClient.cancel] 결제 취소 완료: duration_ms=${System.currentTimeMillis() - startTime}ms, paymentKey=$paymentKey" }
--- a/service/src/main/kotlin/com/sangdol/roomescape/payment/mapper/PaymentClientDTOMappingExtensions.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/payment/mapper/PaymentClientDTOMappingExtensions.kt
@ -1,82 +1,14 @@
 package com.sangdol.roomescape.payment.mapper

+import com.sangdol.roomescape.payment.business.domain.*
+import com.sangdol.roomescape.payment.business.event.PaymentEvent
 import com.sangdol.roomescape.payment.dto.CancelDetail
 import com.sangdol.roomescape.payment.dto.PaymentGatewayResponse
 import com.sangdol.roomescape.payment.exception.PaymentErrorCode
 import com.sangdol.roomescape.payment.exception.PaymentException
-import com.sangdol.roomescape.payment.infrastructure.persistence.*
+import com.sangdol.roomescape.payment.infrastructure.persistence.CanceledPaymentEntity
 import java.time.Instant

-fun PaymentGatewayResponse.toEntity(
-    id: Long,
-    reservationId: Long,
-) = PaymentEntity(
-    id = id,
-    reservationId = reservationId,
-    paymentKey = this.paymentKey,
-    orderId = this.orderId,
-    totalAmount = this.totalAmount,
-    requestedAt = this.requestedAt.toInstant(),
-    approvedAt = this.approvedAt.toInstant(),
-    type = this.type,
-    method = this.method,
-    status = this.status,
-)
-
-fun PaymentGatewayResponse.toCardDetailEntity(id: Long, paymentId: Long): PaymentCardDetailEntity {
-    val cardDetail = this.card ?: throw PaymentException(PaymentErrorCode.PAYMENT_UNEXPECTED_ERROR)
-
-    return PaymentCardDetailEntity(
-        id = id,
-        paymentId = paymentId,
-        suppliedAmount = this.suppliedAmount,
-        vat = this.vat,
-        issuerCode = cardDetail.issuerCode,
-        cardType = cardDetail.cardType,
-        ownerType = cardDetail.ownerType,
-        amount = cardDetail.amount,
-        cardNumber = cardDetail.number,
-        approvalNumber = cardDetail.approveNo,
-        installmentPlanMonths = cardDetail.installmentPlanMonths,
-        isInterestFree = cardDetail.isInterestFree,
-        easypayProviderCode = this.easyPay?.provider,
-        easypayDiscountAmount = this.easyPay?.discountAmount,
-    )
-}
-
-fun PaymentGatewayResponse.toEasypayPrepaidDetailEntity(
-    id: Long,
-    paymentId: Long
-): PaymentEasypayPrepaidDetailEntity {
-    val easyPayDetail = this.easyPay ?: throw PaymentException(PaymentErrorCode.PAYMENT_UNEXPECTED_ERROR)
-
-    return PaymentEasypayPrepaidDetailEntity(
-        id = id,
-        paymentId = paymentId,
-        suppliedAmount = this.suppliedAmount,
-        vat = this.vat,
-        easypayProviderCode = easyPayDetail.provider,
-        amount = easyPayDetail.amount,
-        discountAmount = easyPayDetail.discountAmount
-    )
-}
-
-fun PaymentGatewayResponse.toTransferDetailEntity(
-    id: Long,
-    paymentId: Long
-): PaymentBankTransferDetailEntity {
-    val transferDetail = this.transfer ?: throw PaymentException(PaymentErrorCode.PAYMENT_UNEXPECTED_ERROR)
-
-    return PaymentBankTransferDetailEntity(
-        id = id,
-        paymentId = paymentId,
-        suppliedAmount = this.suppliedAmount,
-        vat = this.vat,
-        bankCode = transferDetail.bankCode,
-        settlementStatus = transferDetail.settlementStatus
-    )
-}
-
 fun CancelDetail.toEntity(
    id: Long,
    paymentId: Long,
@ -94,3 +26,88 @@ fun CancelDetail.toEntity(
    transferDiscountAmount = this.transferDiscountAmount,
    easypayDiscountAmount = this.easyPayDiscountAmount
 )
+
+fun PaymentGatewayResponse.toEvent(reservationId: Long): PaymentEvent {
+    return PaymentEvent(
+        reservationId = reservationId,
+        paymentKey = this.paymentKey,
+        orderId = this.orderId,
+        type = this.type,
+        status = this.status,
+        totalAmount = this.totalAmount,
+        vat = this.vat,
+        suppliedAmount = this.suppliedAmount,
+        method = this.method,
+        requestedAt = this.requestedAt.toInstant(),
+        approvedAt = this.approvedAt.toInstant(),
+        detail = this.toDetail()
+    )
+}
+
+fun PaymentGatewayResponse.toDetail(): PaymentDetail {
+    return when (this.method) {
+        PaymentMethod.TRANSFER -> this.toBankTransferDetail()
+        PaymentMethod.CARD -> this.toCardDetail()
+        PaymentMethod.EASY_PAY -> {
+            if (this.card != null) {
+                this.toEasypayCardDetail()
+            } else {
+                this.toEasypayPrepaidDetail()
+            }
+        }
+
+        else -> throw PaymentException(PaymentErrorCode.NOT_SUPPORTED_PAYMENT_TYPE)
+    }
+}
+
+private fun PaymentGatewayResponse.toBankTransferDetail(): BankTransferPaymentDetail {
+    val bankTransfer = this.transfer ?: throw PaymentException(PaymentErrorCode.PAYMENT_UNEXPECTED_ERROR)
+
+    return BankTransferPaymentDetail(
+        bankCode = bankTransfer.bankCode,
+        settlementStatus = bankTransfer.settlementStatus
+    )
+}
+
+private fun PaymentGatewayResponse.toCardDetail(): CardPaymentDetail {
+    val cardDetail = this.card ?: throw PaymentException(PaymentErrorCode.PAYMENT_UNEXPECTED_ERROR)
+
+    return CardPaymentDetail(
+        issuerCode = cardDetail.issuerCode,
+        number = cardDetail.number,
+        amount = cardDetail.amount,
+        cardType = cardDetail.cardType,
+        ownerType = cardDetail.ownerType,
+        isInterestFree = cardDetail.isInterestFree,
+        approveNo = cardDetail.approveNo,
+        installmentPlanMonths = cardDetail.installmentPlanMonths
+    )
+}
+
+private fun PaymentGatewayResponse.toEasypayCardDetail(): EasypayCardPaymentDetail {
+    val cardDetail = this.card ?: throw PaymentException(PaymentErrorCode.PAYMENT_UNEXPECTED_ERROR)
+    val easypay = this.easyPay ?: throw PaymentException(PaymentErrorCode.PAYMENT_UNEXPECTED_ERROR)
+
+    return EasypayCardPaymentDetail(
+        issuerCode = cardDetail.issuerCode,
+        number = cardDetail.number,
+        amount = cardDetail.amount,
+        cardType = cardDetail.cardType,
+        ownerType = cardDetail.ownerType,
+        isInterestFree = cardDetail.isInterestFree,
+        approveNo = cardDetail.approveNo,
+        installmentPlanMonths = cardDetail.installmentPlanMonths,
+        easypayProvider = easypay.provider,
+        easypayDiscountAmount = easypay.discountAmount
+    )
+}
+
+private fun PaymentGatewayResponse.toEasypayPrepaidDetail(): EasypayPrepaidPaymentDetail {
+    val easypay = this.easyPay ?: throw PaymentException(PaymentErrorCode.PAYMENT_UNEXPECTED_ERROR)
+
+    return EasypayPrepaidPaymentDetail(
+        provider = easypay.provider,
+        amount = easypay.amount,
+        discountAmount = easypay.discountAmount
+    )
+}
--- a/service/src/main/kotlin/com/sangdol/roomescape/payment/mapper/PaymentDetailMappingExtensions.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/payment/mapper/PaymentDetailMappingExtensions.kt
@ -0,0 +1,91 @@
+package com.sangdol.roomescape.payment.mapper
+
+import com.sangdol.roomescape.payment.business.domain.BankTransferPaymentDetail
+import com.sangdol.roomescape.payment.business.domain.CardPaymentDetail
+import com.sangdol.roomescape.payment.business.domain.EasypayCardPaymentDetail
+import com.sangdol.roomescape.payment.business.domain.EasypayPrepaidPaymentDetail
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentBankTransferDetailEntity
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentCardDetailEntity
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentDetailEntity
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentEasypayPrepaidDetailEntity
+
+fun BankTransferPaymentDetail.toEntity(
+    id: Long,
+    paymentId: Long,
+    suppliedAmount: Int,
+    vat: Int
+): PaymentDetailEntity {
+    return PaymentBankTransferDetailEntity(
+        id = id,
+        paymentId = paymentId,
+        suppliedAmount = suppliedAmount,
+        vat = vat,
+        bankCode = this.bankCode,
+        settlementStatus = this.settlementStatus
+    )
+}
+
+fun CardPaymentDetail.toEntity(
+    id: Long,
+    paymentId: Long,
+    suppliedAmount: Int,
+    vat: Int
+): PaymentDetailEntity {
+    return PaymentCardDetailEntity(
+        id = id,
+        paymentId = paymentId,
+        suppliedAmount = suppliedAmount,
+        vat = vat,
+        issuerCode = issuerCode,
+        cardType = cardType,
+        ownerType = ownerType,
+        amount = amount,
+        cardNumber = this.number,
+        approvalNumber = this.approveNo,
+        installmentPlanMonths = installmentPlanMonths,
+        isInterestFree = isInterestFree,
+        easypayProviderCode = null,
+        easypayDiscountAmount = null
+    )
+}
+
+fun EasypayCardPaymentDetail.toEntity(
+    id: Long,
+    paymentId: Long,
+    suppliedAmount: Int,
+    vat: Int
+): PaymentDetailEntity {
+    return PaymentCardDetailEntity(
+        id = id,
+        paymentId = paymentId,
+        suppliedAmount = suppliedAmount,
+        vat = vat,
+        issuerCode = issuerCode,
+        cardType = cardType,
+        ownerType = ownerType,
+        amount = amount,
+        cardNumber = this.number,
+        approvalNumber = this.approveNo,
+        installmentPlanMonths = installmentPlanMonths,
+        isInterestFree = isInterestFree,
+        easypayProviderCode = this.easypayProvider,
+        easypayDiscountAmount = this.easypayDiscountAmount
+    )
+}
+
+fun EasypayPrepaidPaymentDetail.toEntity(
+    id: Long,
+    paymentId: Long,
+    suppliedAmount: Int,
+    vat: Int
+): PaymentDetailEntity {
+    return PaymentEasypayPrepaidDetailEntity(
+        id = id,
+        paymentId = paymentId,
+        suppliedAmount = suppliedAmount,
+        vat = vat,
+        easypayProviderCode = this.provider,
+        amount = this.amount,
+        discountAmount = this.discountAmount
+    )
+}
--- a/service/src/main/kotlin/com/sangdol/roomescape/payment/mapper/PaymentEventMappingExtensions.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/payment/mapper/PaymentEventMappingExtensions.kt
@ -0,0 +1,53 @@
+package com.sangdol.roomescape.payment.mapper
+
+import com.sangdol.roomescape.payment.business.domain.*
+import com.sangdol.roomescape.payment.business.event.PaymentEvent
+import com.sangdol.roomescape.payment.exception.PaymentErrorCode
+import com.sangdol.roomescape.payment.exception.PaymentException
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentDetailEntity
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentEntity
+
+fun PaymentEvent.toEntity(id: Long) = PaymentEntity(
+    id = id,
+    reservationId = this.reservationId,
+    paymentKey = this.paymentKey,
+    orderId = this.orderId,
+    totalAmount = this.totalAmount,
+    requestedAt = this.requestedAt,
+    approvedAt = this.approvedAt,
+    type = this.type,
+    method = this.method,
+    status = this.status
+)
+
+fun PaymentEvent.toDetailEntity(id: Long, paymentId: Long): PaymentDetailEntity {
+    val suppliedAmount = this.suppliedAmount
+    val vat = this.vat
+
+    return when (this.method) {
+        PaymentMethod.TRANSFER -> {
+            (this.detail as? BankTransferPaymentDetail)
+                ?.toEntity(id, paymentId, suppliedAmount, vat)
+                ?: throw PaymentException(PaymentErrorCode.PAYMENT_UNEXPECTED_ERROR)
+        }
+
+        PaymentMethod.EASY_PAY -> {
+            when (this.detail) {
+                is EasypayCardPaymentDetail -> { this.detail.toEntity(id, paymentId, suppliedAmount, vat) }
+                is EasypayPrepaidPaymentDetail -> { this.detail.toEntity(id, paymentId, suppliedAmount, vat) }
+
+                else -> {
+                    throw PaymentException(PaymentErrorCode.PAYMENT_UNEXPECTED_ERROR)
+                }
+            }
+        }
+
+        PaymentMethod.CARD -> {
+            (this.detail as? CardPaymentDetail)
+                ?.toEntity(id, paymentId, suppliedAmount, vat)
+                ?: throw PaymentException(PaymentErrorCode.PAYMENT_UNEXPECTED_ERROR)
+        }
+
+        else -> throw PaymentException(PaymentErrorCode.NOT_SUPPORTED_PAYMENT_TYPE)
+    }
+}
--- a/service/src/main/kotlin/com/sangdol/roomescape/payment/web/PaymentController.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/payment/web/PaymentController.kt
@ -6,27 +6,18 @@ import com.sangdol.roomescape.common.types.CurrentUserContext
 import com.sangdol.roomescape.payment.business.PaymentService
 import com.sangdol.roomescape.payment.docs.PaymentAPI
 import com.sangdol.roomescape.payment.dto.PaymentCancelRequest
-import com.sangdol.roomescape.payment.dto.PaymentConfirmRequest
-import com.sangdol.roomescape.payment.dto.PaymentGatewayResponse
 import jakarta.validation.Valid
 import org.springframework.http.ResponseEntity
-import org.springframework.web.bind.annotation.*
+import org.springframework.web.bind.annotation.PostMapping
+import org.springframework.web.bind.annotation.RequestBody
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RestController

@RestController
@RequestMapping("/payments")
 class PaymentController(
    private val paymentService: PaymentService
 ) : PaymentAPI {
-
-    @PostMapping("/confirm")
-    override fun confirmPayment(
-        @Valid @RequestBody request: PaymentConfirmRequest
-    ): ResponseEntity<CommonApiResponse<PaymentGatewayResponse>> {
-        val response = paymentService.requestConfirm(request)
-
-        return ResponseEntity.ok(CommonApiResponse(response))
-    }
-
    @PostMapping("/cancel")
    override fun cancelPayment(
        @User user: CurrentUserContext,
--- a/service/src/main/kotlin/com/sangdol/roomescape/region/business/RegionService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/region/business/RegionService.kt
@ -17,7 +17,7 @@ class RegionService(
 ) {
    @Transactional(readOnly = true)
    fun readAllSido(): SidoListResponse {
-        log.info { "[readAllSido] 모든 시/도 조회 시작" }
+        log.debug { "[readAllSido] 모든 시/도 조회 시작" }
        val result: List<Pair<String, String>> = regionRepository.readAllSido()

        if (result.isEmpty()) {
@ -32,7 +32,7 @@ class RegionService(

    @Transactional(readOnly = true)
    fun findSigunguBySido(sidoCode: String): SigunguListResponse {
-        log.info { "[findSigunguBySido] 시/군/구 조회 시작: sidoCode=${sidoCode}" }
+        log.debug { "[findSigunguBySido] 시/군/구 조회 시작: sidoCode=${sidoCode}" }
        val result: List<Pair<String, String>> = regionRepository.findAllSigunguBySido(sidoCode)

        if (result.isEmpty()) {
@ -47,7 +47,7 @@ class RegionService(

    @Transactional(readOnly = true)
    fun findRegionCode(sidoCode: String, sigunguCode: String): RegionCodeResponse {
-        log.info { "[findRegionCode] 지역 코드 조회 시작: sidoCode=${sidoCode} / sigunguCode=${sigunguCode}" }
+        log.debug { "[findRegionCode] 지역 코드 조회 시작: sidoCode=${sidoCode} / sigunguCode=${sigunguCode}" }

        return regionRepository.findRegionCode(sidoCode, sigunguCode)?.let {
            log.info { "[findRegionCode] 지역 코드 조회 완료: code=${it} sidoCode=${sidoCode} / sigunguCode=${sigunguCode}" }
@ -60,7 +60,7 @@ class RegionService(

    @Transactional(readOnly = true)
    fun findRegionInfo(regionCode: String): RegionInfoResponse {
-        log.info { "[findRegionInfo] 지역 정보 조회 시작: regionCode=${regionCode}" }
+        log.debug { "[findRegionInfo] 지역 정보 조회 시작: regionCode=${regionCode}" }

        return regionRepository.findByCode(regionCode)?.let {
            log.info { "[findRegionInfo] 지역 정보 조회 완료: code=${it} regionCode=${regionCode}" }
--- a/service/src/main/kotlin/com/sangdol/roomescape/reservation/business/ReservationService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/reservation/business/ReservationService.kt
@ -45,7 +45,7 @@ class ReservationService(
        user: CurrentUserContext,
        request: PendingReservationCreateRequest
    ): PendingReservationCreateResponse {
-        log.info { "[createPendingReservation] Pending 예약 생성 시작: schedule=${request.scheduleId}" }
+        log.debug { "[createPendingReservation] Pending 예약 생성 시작: schedule=${request.scheduleId}" }

        run {
            val schedule: ScheduleStateResponse = scheduleService.findStateWithLock(request.scheduleId)
@ -64,7 +64,7 @@ class ReservationService(

    @Transactional
    fun confirmReservation(id: Long) {
-        log.info { "[confirmReservation] Pending 예약 확정 시작: reservationId=${id}" }
+        log.debug { "[confirmReservation] Pending 예약 확정 시작: reservationId=${id}" }
        val reservation: ReservationEntity = findOrThrow(id)

        run {
@ -81,7 +81,7 @@ class ReservationService(

    @Transactional
    fun cancelReservation(user: CurrentUserContext, reservationId: Long, request: ReservationCancelRequest) {
-        log.info { "[cancelReservation] 예약 취소 시작: userId=${user.id}, reservationId=${reservationId}" }
+        log.debug { "[cancelReservation] 예약 취소 시작: userId=${user.id}, reservationId=${reservationId}" }

        val reservation: ReservationEntity = findOrThrow(reservationId)

@ -100,7 +100,7 @@ class ReservationService(

    @Transactional(readOnly = true)
    fun findAllUserReservationOverview(user: CurrentUserContext): ReservationOverviewListResponse {
-        log.info { "[findSummaryByMemberId] 예약 조회 시작: userId=${user.id}" }
+        log.debug { "[findSummaryByMemberId] 예약 조회 시작: userId=${user.id}" }

        val reservations: List<ReservationEntity> = reservationRepository.findAllByUserIdAndStatusIsIn(
            userId = user.id,
@ -125,7 +125,7 @@ class ReservationService(

    @Transactional(readOnly = true)
    fun findDetailById(id: Long): ReservationAdditionalResponse {
-        log.info { "[findDetailById] 예약 상세 조회 시작: reservationId=${id}" }
+        log.debug { "[findDetailById] 예약 상세 조회 시작: reservationId=${id}" }

        val reservation: ReservationEntity = findOrThrow(id)
        val user: UserContactResponse = userService.findContactById(reservation.userId)
@ -141,7 +141,7 @@ class ReservationService(

    @Transactional(readOnly = true)
    fun findStatusWithLock(id: Long): ReservationStateResponse {
-        log.info { "[findStatusWithLock] 예약 LOCK + 상태 조회 시작: reservationId=${id}" }
+        log.debug { "[findStatusWithLock] 예약 LOCK + 상태 조회 시작: reservationId=${id}" }

        return reservationRepository.findByIdForUpdate(id)?.let {
            log.info { "[findStatusWithLock] 예약 LOCK + 상태 조회 완료: reservationId=${id}" }
@ -154,7 +154,7 @@ class ReservationService(

    @Transactional
    fun markInProgress(reservationId: Long) {
-        log.info { "[markInProgress] 예약 상태 ${ReservationStatus.PAYMENT_IN_PROGRESS} 변경 시작." }
+        log.debug { "[markInProgress] 예약 상태 ${ReservationStatus.PAYMENT_IN_PROGRESS} 변경 시작." }

        findOrThrow(reservationId).apply {
            this.status = ReservationStatus.PAYMENT_IN_PROGRESS
@ -164,7 +164,7 @@ class ReservationService(
    }

    private fun findOrThrow(id: Long): ReservationEntity {
-        log.info { "[findOrThrow] 예약 조회 시작: reservationId=${id}" }
+        log.debug { "[findOrThrow] 예약 조회 시작: reservationId=${id}" }

        return reservationRepository.findByIdOrNull(id)
            ?.also { log.info { "[findOrThrow] 예약 조회 완료: reservationId=${id}" } }
--- a/service/src/main/kotlin/com/sangdol/roomescape/reservation/business/ReservationValidator.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/reservation/business/ReservationValidator.kt
@ -1,17 +1,15 @@
 package com.sangdol.roomescape.reservation.business

 import com.sangdol.common.utils.KoreaDateTime
-import com.sangdol.common.utils.toKoreaDateTime
+import com.sangdol.roomescape.reservation.dto.PendingReservationCreateRequest
 import com.sangdol.roomescape.reservation.exception.ReservationErrorCode
 import com.sangdol.roomescape.reservation.exception.ReservationException
-import com.sangdol.roomescape.reservation.dto.PendingReservationCreateRequest
 import com.sangdol.roomescape.schedule.dto.ScheduleStateResponse
 import com.sangdol.roomescape.schedule.infrastructure.persistence.ScheduleStatus
 import com.sangdol.roomescape.theme.dto.ThemeInfoResponse
 import io.github.oshai.kotlinlogging.KLogger
 import io.github.oshai.kotlinlogging.KotlinLogging
 import org.springframework.stereotype.Component
-import java.time.Instant
 import java.time.LocalDateTime

 private val log: KLogger = KotlinLogging.logger {}
--- a/service/src/main/kotlin/com/sangdol/roomescape/reservation/business/event/ReservationConfirmEvent.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/reservation/business/event/ReservationConfirmEvent.kt
@ -0,0 +1,5 @@
+package com.sangdol.roomescape.reservation.business.event
+
+class ReservationConfirmEvent(
+    val reservationId: Long
+)
--- a/service/src/main/kotlin/com/sangdol/roomescape/reservation/business/event/ReservationEventListener.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/reservation/business/event/ReservationEventListener.kt
@ -0,0 +1,34 @@
+package com.sangdol.roomescape.reservation.business.event
+
+import com.sangdol.roomescape.reservation.infrastructure.persistence.ReservationRepository
+import io.github.oshai.kotlinlogging.KLogger
+import io.github.oshai.kotlinlogging.KotlinLogging
+import org.springframework.context.event.EventListener
+import org.springframework.scheduling.annotation.Async
+import org.springframework.stereotype.Component
+import org.springframework.transaction.annotation.Transactional
+import java.time.Instant
+
+private val log: KLogger = KotlinLogging.logger {}
+
+@Component
+class ReservationEventListener(
+    private val reservationRepository: ReservationRepository
+) {
+
+    @Async
+    @EventListener
+    @Transactional
+    fun handleReservationConfirmEvent(event: ReservationConfirmEvent) {
+        val reservationId = event.reservationId
+
+        log.debug { "[handleReservationConfirmEvent] 예약 확정 이벤트 수신: reservationId=${reservationId}" }
+        val modifiedRows = reservationRepository.confirmReservation(Instant.now(), reservationId)
+
+        if (modifiedRows == 0) {
+            log.warn { "[handleReservationConfirmEvent] 예상치 못한 예약 확정 실패 - 변경된 row 없음: reservationId=${reservationId}" }
+        }
+
+        log.info { "[handleReservationConfirmEvent] 예약 확정 이벤트 처리 완료" }
+    }
+}
--- a/service/src/main/kotlin/com/sangdol/roomescape/reservation/business/scheduler/IncompletedReservationScheduler.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/reservation/business/scheduler/IncompletedReservationScheduler.kt
@ -5,7 +5,6 @@ import com.sangdol.roomescape.schedule.infrastructure.persistence.ScheduleReposi
 import com.sangdol.roomescape.schedule.infrastructure.persistence.ScheduleStatus
 import io.github.oshai.kotlinlogging.KLogger
 import io.github.oshai.kotlinlogging.KotlinLogging
-import org.springframework.scheduling.annotation.EnableScheduling
 import org.springframework.scheduling.annotation.Scheduled
 import org.springframework.stereotype.Component
 import org.springframework.transaction.annotation.Transactional
@ -15,7 +14,6 @@ import java.util.concurrent.TimeUnit
 private val log: KLogger = KotlinLogging.logger {}

@Component
-@EnableScheduling
 class IncompletedReservationScheduler(
    private val scheduleRepository: ScheduleRepository,
    private val reservationRepository: ReservationRepository
@ -24,10 +22,10 @@ class IncompletedReservationScheduler(
    @Scheduled(initialDelay = 1, fixedRate = 1, timeUnit = TimeUnit.MINUTES)
    @Transactional
    fun processExpiredHoldSchedule() {
-        log.info { "[processExpiredHoldSchedule] 만료 시간이 지난 ${ScheduleStatus.HOLD} 상태의 일정 재활성화 시작" }
+        log.debug { "[processExpiredHoldSchedule] 만료 시간이 지난 ${ScheduleStatus.HOLD} 상태의 일정 재활성화 시작" }

        val targets: List<Long> = scheduleRepository.findAllExpiredHeldSchedules(Instant.now()).also {
-            log.info { "[processExpiredHoldSchedule] ${it.size} 개의 일정 조회 완료" }
+            log.debug { "[processExpiredHoldSchedule] ${it.size} 개의 일정 조회 완료" }
        }

        scheduleRepository.releaseHeldSchedules(targets).also {
@ -38,7 +36,7 @@ class IncompletedReservationScheduler(
    @Scheduled(initialDelay = 1, fixedRate = 1, timeUnit = TimeUnit.MINUTES)
    @Transactional
    fun processExpiredReservation() {
-        log.info { "[processExpiredReservation] 결제되지 않은 예약 만료 처리 시작" }
+        log.debug { "[processExpiredReservation] 결제되지 않은 예약 만료 처리 시작" }

        val targets: List<Long> = reservationRepository.findAllExpiredReservation().also {
            log.info { "[processExpiredReservation] ${it.size} 개의 예약 조회 완료" }
--- a/service/src/main/kotlin/com/sangdol/roomescape/reservation/infrastructure/persistence/ReservationRepository.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/reservation/infrastructure/persistence/ReservationRepository.kt
@ -16,8 +16,8 @@ interface ReservationRepository : JpaRepository<ReservationEntity, Long> {
    @Query("SELECT r FROM ReservationEntity r WHERE r._id = :id")
    fun findByIdForUpdate(@Param("id") id: Long): ReservationEntity?

-
-    @Query("""
+    @Query(
+        """
        SELECT 
            r.id
        FROM 
@ -27,7 +27,8 @@ interface ReservationRepository : JpaRepository<ReservationEntity, Long> {
        WHERE 
            r.status = 'PENDING' AND r.created_at <= DATE_SUB(CURRENT_TIMESTAMP, INTERVAL 5 MINUTE)
        FOR UPDATE SKIP LOCKED
-    """, nativeQuery = true)
+    """, nativeQuery = true
+    )
    fun findAllExpiredReservation(): List<Long>

    @Modifying
@ -47,4 +48,23 @@ interface ReservationRepository : JpaRepository<ReservationEntity, Long> {
    """, nativeQuery = true
    )
    fun expirePendingReservations(@Param("now") now: Instant, @Param("reservationIds") reservationIds: List<Long>): Int
+
+    @Modifying
+    @Query(
+        """
+            UPDATE 
+                reservation r
+            JOIN
+                schedule s ON r.schedule_id = s.id AND s.status = 'HOLD'
+            SET
+                r.status = 'CONFIRMED',
+                r.updated_at = :now,
+                s.status = 'RESERVED',
+                s.hold_expired_at = NULL
+            WHERE
+                r.id = :id 
+                AND r.status = 'PAYMENT_IN_PROGRESS'
+        """, nativeQuery = true
+    )
+    fun confirmReservation(@Param("now") now: Instant, @Param("id") id: Long): Int
 }
--- a/service/src/main/kotlin/com/sangdol/roomescape/schedule/business/AdminScheduleService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/schedule/business/AdminScheduleService.kt
@ -34,7 +34,7 @@ class AdminScheduleService(
 ) {
    @Transactional(readOnly = true)
    fun searchSchedules(storeId: Long, date: LocalDate?, themeId: Long?): AdminScheduleSummaryListResponse {
-        log.info { "[searchSchedules] 일정 검색 시작: storeId=$storeId, date=$date, themeId=$themeId" }
+        log.debug { "[searchSchedules] 일정 검색 시작: storeId=$storeId, date=$date, themeId=$themeId" }

        val searchDate = date ?: KoreaDate.today()

@ -44,14 +44,12 @@ class AdminScheduleService(
                .sortedBy { it.time }

        return schedules.toAdminSummaryResponse()
-            .also {
-                log.info { "[searchSchedules] ${it.schedules.size} 개의 일정 조회 완료" }
-            }
+            .also { log.info { "[searchSchedules] ${it.schedules.size} 개의 일정 조회 완료" } }
    }

    @Transactional(readOnly = true)
    fun findScheduleAudit(id: Long): AuditingInfo {
-        log.info { "[findDetail] 일정 감사 정보 조회 시작: id=$id" }
+        log.debug { "[findDetail] 일정 감사 정보 조회 시작: id=$id" }

        val schedule: ScheduleEntity = findOrThrow(id)

@ -64,7 +62,7 @@ class AdminScheduleService(

    @Transactional
    fun createSchedule(storeId: Long, request: ScheduleCreateRequest): ScheduleCreateResponse {
-        log.info { "[createSchedule] 일정 생성 시작: storeId=${storeId}, date=${request.date}, time=${request.time}, themeId=${request.themeId}" }
+        log.debug { "[createSchedule] 일정 생성 시작: storeId=${storeId}, date=${request.date}, time=${request.time}, themeId=${request.themeId}" }

        scheduleValidator.validateCanCreate(storeId, request)

@ -79,14 +77,12 @@ class AdminScheduleService(
        }

        return ScheduleCreateResponse(schedule.id)
-            .also {
-                log.info { "[createSchedule] 일정 생성 완료: id=${it.id}" }
-            }
+            .also { log.info { "[createSchedule] 일정 생성 완료: id=${it.id}" } }
    }

    @Transactional
    fun updateSchedule(id: Long, request: ScheduleUpdateRequest) {
-        log.info { "[updateSchedule] 일정 수정 시작: id=$id, request=${request}" }
+        log.debug { "[updateSchedule] 일정 수정 시작: id=$id, request=${request}" }

        if (request.isAllParamsNull()) {
            log.info { "[updateSchedule] 일정 변경 사항 없음: id=$id" }
@ -104,7 +100,7 @@ class AdminScheduleService(

    @Transactional
    fun deleteSchedule(id: Long) {
-        log.info { "[deleteSchedule] 일정 삭제 시작: id=$id" }
+        log.debug { "[deleteSchedule] 일정 삭제 시작: id=$id" }

        val schedule: ScheduleEntity = findOrThrow(id).also {
            scheduleValidator.validateCanDelete(it)
@ -116,7 +112,7 @@ class AdminScheduleService(
    }

    private fun findOrThrow(id: Long): ScheduleEntity {
-        log.info { "[findOrThrow] 일정 조회 시작: id=$id" }
+        log.debug { "[findOrThrow] 일정 조회 시작: id=$id" }

        return scheduleRepository.findByIdOrNull(id)
            ?.also { log.info { "[findOrThrow] 일정 조회 완료: id=$id" } }
--- a/service/src/main/kotlin/com/sangdol/roomescape/schedule/business/ScheduleService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/schedule/business/ScheduleService.kt
@ -30,13 +30,12 @@ class ScheduleService(
 ) {
    @Transactional(readOnly = true)
    fun getStoreScheduleByDate(storeId: Long, date: LocalDate): ScheduleWithThemeListResponse {
-        log.info { "[getStoreScheduleByDate] 매장 일정 조회: storeId=${storeId}, date=$date" }
+        log.debug { "[getStoreScheduleByDate] 매장 일정 조회 시작: storeId=${storeId}, date=$date" }

        val currentDate: LocalDate = KoreaDate.today()
        val currentTime: LocalTime = KoreaTime.now()

        if (date.isBefore(currentDate)) {
-            log.warn { "[getStoreScheduleByDate] 이전 날짜 선택으로 인한 실패: date=${date}" }
            throw ScheduleException(ScheduleErrorCode.PAST_DATE_TIME)
        }

@ -44,6 +43,7 @@ class ScheduleService(
            scheduleRepository.findStoreSchedulesWithThemeByDate(storeId, date)
                .filter { it.date.isAfter(currentDate) || it.time.isAfter(currentTime) }

+
        return schedules.toResponseWithTheme()
            .also {
                log.info { "[getStoreScheduleByDate] storeId=${storeId}, date=$date 인 ${it.schedules.size}개 일정 조회 완료" }
@ -52,7 +52,7 @@ class ScheduleService(

    @Transactional
    fun holdSchedule(id: Long) {
-        log.info { "[holdSchedule] 일정 Holding 시작: id=$id" }
+        log.debug { "[holdSchedule] 일정 Holding 시작: id=$id" }

        val schedule = findForUpdateOrThrow(id).also {
            scheduleValidator.validateCanHold(it)
@ -69,7 +69,7 @@ class ScheduleService(

    @Transactional(readOnly = true)
    fun findStateWithLock(id: Long): ScheduleStateResponse {
-        log.info { "[findDateTimeById] 일정 개요 조회 시작 : id=$id" }
+        log.debug { "[findDateTimeById] 일정 개요 조회 시작 : id=$id" }

        val schedule: ScheduleEntity = scheduleRepository.findByIdForUpdate(id)
            ?: run {
@ -95,7 +95,7 @@ class ScheduleService(

    @Transactional
    fun changeStatus(scheduleId: Long, currentStatus: ScheduleStatus, changeStatus: ScheduleStatus) {
-        log.info { "[reserveSchedule] 일정 상태 변경 시작: id=${scheduleId}, currentStatus=${currentStatus}, changeStatus=${changeStatus}" }
+        log.debug { "[reserveSchedule] 일정 상태 변경 시작: id=${scheduleId}, currentStatus=${currentStatus}, changeStatus=${changeStatus}" }

        scheduleRepository.changeStatus(scheduleId, currentStatus, changeStatus).also {
            log.info { "[reserveSchedule] 일정 상태 변경 완료: id=${scheduleId}, currentStatus=${currentStatus}, changeStatus=${changeStatus}" }
@ -103,7 +103,7 @@ class ScheduleService(
    }

    private fun findForUpdateOrThrow(id: Long): ScheduleEntity {
-        log.info { "[findForUpdateOrThrow] 일정 LOCK + 조회 시작: id=$id" }
+        log.debug { "[findForUpdateOrThrow] 일정 LOCK + 조회 시작: id=$id" }

        return scheduleRepository.findByIdForUpdate(id)
            ?.also { log.info { "[findForUpdateOrThrow] 일정 조회 완료: id=$id" } }
--- a/service/src/main/kotlin/com/sangdol/roomescape/schedule/business/ScheduleValidator.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/schedule/business/ScheduleValidator.kt
@ -59,7 +59,7 @@ class ScheduleValidator(

    private fun validateAlreadyExists(storeId: Long, date: LocalDate, themeId: Long, time: LocalTime) {
        if (scheduleRepository.existsDuplicate(storeId, date, themeId, time)) {
-            log.info {
+            log.debug {
                "[validateAlreadyExists] 동일한 날짜, 테마, 시간 존재로 인한 실패: date=${date} / themeId=${themeId} / time=${time}"
            }
            throw ScheduleException(ScheduleErrorCode.SCHEDULE_ALREADY_EXISTS)
@ -71,7 +71,7 @@ class ScheduleValidator(
        val inputDateTime = LocalDateTime.of(date, time).truncatedTo(ChronoUnit.MINUTES)

        if (inputDateTime.isBefore(now)) {
-            log.info {
+            log.debug {
                "[validateDateTime] 이전 시간 선택으로 인한 실패: date=${date} / time=${time}"
            }
            throw ScheduleException(ScheduleErrorCode.PAST_DATE_TIME)
@ -82,7 +82,7 @@ class ScheduleValidator(
        scheduleRepository.findStoreSchedulesWithThemeByDate(storeId, date, themeId)
            .firstOrNull { it.containsTime(time) }
            ?.let {
-                log.info { "[validateTimeNotConflict] 시간이 겹치는 일정 존재: conflictSchedule(Id=${it.id}, time=${it.time}~${it.getEndAt()})" }
+                log.debug { "[validateTimeNotConflict] 시간이 겹치는 일정 존재: conflictSchedule(Id=${it.id}, time=${it.time}~${it.getEndAt()})" }
                throw ScheduleException(ScheduleErrorCode.SCHEDULE_TIME_CONFLICT)
            }
    }
--- a/service/src/main/kotlin/com/sangdol/roomescape/schedule/infrastructure/persistence/ScheduleRepository.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/schedule/infrastructure/persistence/ScheduleRepository.kt
@ -1,7 +1,6 @@
 package com.sangdol.roomescape.schedule.infrastructure.persistence

 import com.sangdol.roomescape.schedule.business.domain.ScheduleOverview
-import com.sangdol.roomescape.test.ScheduleWithThemeId
 import jakarta.persistence.LockModeType
 import org.springframework.data.jpa.repository.JpaRepository
 import org.springframework.data.jpa.repository.Lock
@ -160,18 +159,4 @@ interface ScheduleRepository : JpaRepository<ScheduleEntity, Long> {
        """
    )
    fun releaseHeldSchedules(@Param("scheduleIds") scheduleIds: List<Long>): Int
-
-    /**
-     * for test
-     */
-    @Query("""
-        SELECT 
-            s.id, s.theme_id
-        FROM 
-            schedule s
-        WHERE 
-            s.status = 'AVAILABLE'
-            AND s.date > CURRENT_DATE
-    """, nativeQuery = true)
-    fun findAllAvailableSchedules(): List<ScheduleWithThemeId>
 }
--- a/service/src/main/kotlin/com/sangdol/roomescape/store/business/StoreService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/store/business/StoreService.kt
@ -35,7 +35,7 @@ class StoreService(
 ) {
    @Transactional(readOnly = true)
    fun getDetail(id: Long): StoreDetailResponse {
-        log.info { "[getDetail] 매장 상세 조회 시작: id=${id}" }
+        log.debug { "[getDetail] 매장 상세 조회 시작: id=${id}" }

        val store: StoreEntity = findOrThrow(id)
        val region = regionService.findRegionInfo(store.regionCode)
@ -47,7 +47,7 @@ class StoreService(

    @Transactional
    fun register(request: StoreRegisterRequest): StoreRegisterResponse {
-        log.info { "[register] 매장 등록 시작: name=${request.name}" }
+        log.debug { "[register] 매장 등록 시작: name=${request.name}" }

        storeValidator.validateCanRegister(request)

@ -70,7 +70,7 @@ class StoreService(

    @Transactional
    fun update(id: Long, request: StoreUpdateRequest) {
-        log.info { "[update] 매장 수정 시작: id=${id}, request=${request}" }
+        log.debug { "[update] 매장 수정 시작: id=${id}, request=${request}" }

        storeValidator.validateCanUpdate(request)

@ -83,7 +83,7 @@ class StoreService(

    @Transactional
    fun disableById(id: Long) {
-        log.info { "[inactive] 매장 비활성화 시작: id=${id}" }
+        log.debug { "[inactive] 매장 비활성화 시작: id=${id}" }

        findOrThrow(id).apply {
            this.disable()
@ -94,7 +94,7 @@ class StoreService(

    @Transactional(readOnly = true)
    fun getAllActiveStores(sidoCode: String?, sigunguCode: String?): StoreNameListResponse {
-        log.info { "[getAllActiveStores] 전체 매장 조회 시작" }
+        log.debug { "[getAllActiveStores] 전체 매장 조회 시작" }

        val regionCode: String? = when {
            sidoCode == null && sigunguCode != null -> throw StoreException(StoreErrorCode.SIDO_CODE_REQUIRED)
@ -108,7 +108,7 @@ class StoreService(

    @Transactional(readOnly = true)
    fun findStoreInfo(id: Long): StoreInfoResponse {
-        log.info { "[findStoreInfo] 매장 정보 조회 시작: id=${id}" }
+        log.debug { "[findStoreInfo] 매장 정보 조회 시작: id=${id}" }

        val store: StoreEntity = findOrThrow(id)

@ -117,7 +117,7 @@ class StoreService(
    }

    private fun getAuditInfo(store: StoreEntity): AuditingInfo {
-        log.info { "[getAuditInfo] 감사 정보 조회 시작: storeId=${store.id}" }
+        log.debug { "[getAuditInfo] 감사 정보 조회 시작: storeId=${store.id}" }
        val createdBy = adminService.findOperatorOrUnknown(store.createdBy)
        val updatedBy = adminService.findOperatorOrUnknown(store.updatedBy)

@ -132,7 +132,7 @@ class StoreService(
    }

    private fun findOrThrow(id: Long): StoreEntity {
-        log.info { "[findOrThrow] 매장 조회 시작: id=${id}" }
+        log.debug { "[findOrThrow] 매장 조회 시작: id=${id}" }

        return storeRepository.findActiveStoreById(id)
            ?.also {
--- a/service/src/main/kotlin/com/sangdol/roomescape/store/business/StoreValidator.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/store/business/StoreValidator.kt
@ -31,21 +31,21 @@ class StoreValidator(

    private fun validateDuplicateNameExist(name: String) {
        if (storeRepository.existsByName(name)) {
-            log.info { "[StoreValidator.validateDuplicateNameExist] 이름 중복: name=${name}" }
+            log.debug { "[StoreValidator.validateDuplicateNameExist] 이름 중복: name=${name}" }
            throw StoreException(StoreErrorCode.STORE_NAME_DUPLICATED)
        }
    }

    private fun validateDuplicateContactExist(contact: String) {
        if (storeRepository.existsByContact(contact)) {
-            log.info { "[StoreValidator.validateDuplicateContact] 연락처 중복: contact=${contact}" }
+            log.debug { "[StoreValidator.validateDuplicateContact] 연락처 중복: contact=${contact}" }
            throw StoreException(StoreErrorCode.STORE_CONTACT_DUPLICATED)
        }
    }

    private fun validateDuplicateAddressExist(address: String) {
        if (storeRepository.existsByAddress(address)) {
-            log.info { "[StoreValidator.validateDuplicateAddress] 주소 중복: address=${address}" }
+            log.debug { "[StoreValidator.validateDuplicateAddress] 주소 중복: address=${address}" }
            throw StoreException(StoreErrorCode.STORE_ADDRESS_DUPLICATED)
        }
    }
--- a/service/src/main/kotlin/com/sangdol/roomescape/test/TestSetupController.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/test/TestSetupController.kt
@ -42,4 +42,9 @@ class TestSetupController(
    fun findAllStoreIds(): StoreIdList {
        return testSetupService.findAllStores()
    }
+
+    @GetMapping("/reservations-with-user")
+    fun findAllReservationsWithUser(): ReservationWithUserList {
+        return testSetupService.findAllReservationWithUser()
+    }
 }
--- a/service/src/main/kotlin/com/sangdol/roomescape/test/TestSetupDTO.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/test/TestSetupDTO.kt
@ -45,3 +45,13 @@ data class StoreIdList(
 data class StoreId(
    val storeId: Long
 )
+
+data class ReservationWithUser(
+    val account: String,
+    val password: String,
+    val reservationId: Long
+)
+
+data class ReservationWithUserList(
+    val results: List<ReservationWithUser>
+)
--- a/service/src/main/kotlin/com/sangdol/roomescape/test/TestSetupRepositories.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/test/TestSetupRepositories.kt
@ -0,0 +1,50 @@
+package com.sangdol.roomescape.test
+
+import com.sangdol.roomescape.reservation.infrastructure.persistence.ReservationEntity
+import com.sangdol.roomescape.schedule.infrastructure.persistence.ScheduleEntity
+import com.sangdol.roomescape.user.infrastructure.persistence.UserEntity
+import org.springframework.data.jpa.repository.JpaRepository
+import org.springframework.data.jpa.repository.Query
+
+interface TestSetupUserRepository: JpaRepository<UserEntity, Long> {
+    /**
+     * for test
+     */
+    @Query("""
+        SELECT * FROM users u LIMIT :count
+    """, nativeQuery = true)
+    fun findUsersByCount(count: Long): List<UserEntity>
+}
+
+interface TestSetupScheduleRepository: JpaRepository<ScheduleEntity, Long> {
+    /**
+     * for test
+     */
+    @Query("""
+        SELECT 
+            s.id, s.theme_id
+        FROM 
+            schedule s
+        WHERE 
+            s.status = 'AVAILABLE'
+            AND s.date > CURRENT_DATE
+    """, nativeQuery = true)
+    fun findAllAvailableSchedules(): List<ScheduleWithThemeId>
+
+}
+
+interface TestSetupReservationRepository: JpaRepository<ReservationEntity, Long> {
+    /**
+     * for test
+     */
+    @Query(
+        """
+            SELECT 
+                u.email, u.password, r.id
+            FROM 
+                reservation r
+            JOIN users u ON u.id = r.user_id
+        """, nativeQuery = true
+    )
+    fun findAllReservationWithUser(): List<ReservationWithUser>
+}
--- a/service/src/main/kotlin/com/sangdol/roomescape/test/TestSetupService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/test/TestSetupService.kt
@ -3,10 +3,8 @@ package com.sangdol.roomescape.test
 import com.sangdol.roomescape.admin.infrastructure.persistence.AdminPermissionLevel
 import com.sangdol.roomescape.admin.infrastructure.persistence.AdminRepository
 import com.sangdol.roomescape.admin.infrastructure.persistence.AdminType
-import com.sangdol.roomescape.schedule.infrastructure.persistence.ScheduleRepository
 import com.sangdol.roomescape.store.infrastructure.persistence.StoreRepository
 import com.sangdol.roomescape.theme.infrastructure.persistence.ThemeRepository
-import com.sangdol.roomescape.user.infrastructure.persistence.UserRepository
 import org.springframework.stereotype.Service
 import org.springframework.transaction.annotation.Transactional
 import java.time.LocalTime
@ -16,8 +14,9 @@ class TestSetupService(
    private val themeRepository: ThemeRepository,
    private val storeRepository: StoreRepository,
    private val adminRepository: AdminRepository,
-    private val userRepository: UserRepository,
-    private val scheduleRepository: ScheduleRepository,
+    private val userRepository: TestSetupUserRepository,
+    private val scheduleRepository: TestSetupScheduleRepository,
+    private val reservationRepository: TestSetupReservationRepository
 ) {

    @Transactional(readOnly = true)
@ -85,4 +84,11 @@ class TestSetupService(
            StoreId(it.id)
        })
    }
+
+    @Transactional(readOnly = true)
+    fun findAllReservationWithUser(): ReservationWithUserList {
+        return ReservationWithUserList(
+            reservationRepository.findAllReservationWithUser()
+        )
+    }
 }
--- a/service/src/main/kotlin/com/sangdol/roomescape/theme/business/AdminThemeService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/theme/business/AdminThemeService.kt
@ -3,22 +3,18 @@ package com.sangdol.roomescape.theme.business
 import com.sangdol.common.persistence.IDGenerator
 import com.sangdol.roomescape.admin.business.AdminService
 import com.sangdol.roomescape.common.types.AuditingInfo
-import com.sangdol.roomescape.theme.dto.ThemeDetailResponse
-import com.sangdol.roomescape.theme.dto.ThemeSummaryListResponse
-import com.sangdol.roomescape.theme.dto.ThemeNameListResponse
-import com.sangdol.roomescape.theme.dto.ThemeCreateRequest
-import com.sangdol.roomescape.theme.dto.ThemeCreateResponse
-import com.sangdol.roomescape.theme.dto.ThemeUpdateRequest
+import com.sangdol.roomescape.theme.dto.*
 import com.sangdol.roomescape.theme.exception.ThemeErrorCode
 import com.sangdol.roomescape.theme.exception.ThemeException
 import com.sangdol.roomescape.theme.infrastructure.persistence.ThemeEntity
 import com.sangdol.roomescape.theme.infrastructure.persistence.ThemeRepository
 import com.sangdol.roomescape.theme.mapper.toDetailResponse
-import com.sangdol.roomescape.theme.mapper.toSummaryListResponse
 import com.sangdol.roomescape.theme.mapper.toEntity
 import com.sangdol.roomescape.theme.mapper.toNameListResponse
+import com.sangdol.roomescape.theme.mapper.toSummaryListResponse
 import io.github.oshai.kotlinlogging.KLogger
 import io.github.oshai.kotlinlogging.KotlinLogging
+import org.springframework.cache.annotation.CacheEvict
 import org.springframework.data.repository.findByIdOrNull
 import org.springframework.stereotype.Service
 import org.springframework.transaction.annotation.Transactional
@ -34,7 +30,7 @@ class AdminThemeService(
 ) {
    @Transactional(readOnly = true)
    fun findThemeSummaries(): ThemeSummaryListResponse {
-        log.info { "[findAdminThemes] 관리자 페이지에서의 테마 목록 조회 시작" }
+        log.debug { "[findAdminThemes] 관리자 페이지에서의 테마 목록 조회 시작" }

        return themeRepository.findAll()
            .toSummaryListResponse()
@ -43,7 +39,7 @@ class AdminThemeService(

    @Transactional(readOnly = true)
    fun findThemeDetail(id: Long): ThemeDetailResponse {
-        log.info { "[findAdminThemeDetail] 관리자 페이지에서의 테마 상세 정보 조회 시작: id=${id}" }
+        log.debug { "[findAdminThemeDetail] 관리자 페이지에서의 테마 상세 정보 조회 시작: id=${id}" }

        val theme: ThemeEntity = findOrThrow(id)

@ -57,7 +53,7 @@ class AdminThemeService(

    @Transactional(readOnly = true)
    fun findActiveThemes(): ThemeNameListResponse {
-        log.info { "[findActiveThemes] open 상태인 모든 테마 조회 시작" }
+        log.debug { "[findActiveThemes] open 상태인 모든 테마 조회 시작" }

        return themeRepository.findActiveThemes()
            .toNameListResponse()
@ -69,7 +65,7 @@ class AdminThemeService(

    @Transactional
    fun createTheme(request: ThemeCreateRequest): ThemeCreateResponse {
-        log.info { "[createTheme] 테마 생성 시작: name=${request.name}" }
+        log.debug { "[createTheme] 테마 생성 시작: name=${request.name}" }

        themeValidator.validateCanCreate(request)

@ -81,10 +77,10 @@ class AdminThemeService(
        }
    }

-
+    @CacheEvict(cacheNames = ["theme-details"], key = "#id")
    @Transactional
    fun deleteTheme(id: Long) {
-        log.info { "[deleteTheme] 테마 삭제 시작: id=${id}" }
+        log.debug { "[deleteTheme] 테마 삭제 시작: id=${id}" }

        val theme: ThemeEntity = findOrThrow(id)

@ -93,9 +89,10 @@ class AdminThemeService(
        }
    }

+    @CacheEvict(cacheNames = ["theme-details"], key = "#id")
    @Transactional
    fun updateTheme(id: Long, request: ThemeUpdateRequest) {
-        log.info { "[updateTheme] 테마 수정 시작: id=${id}, request=${request}" }
+        log.debug { "[updateTheme] 테마 수정 시작: id=${id}, request=${request}" }

        if (request.isAllParamsNull()) {
            log.info { "[updateTheme] 테마 변경 사항 없음: id=${id}" }
@ -124,7 +121,7 @@ class AdminThemeService(
    }

    private fun findOrThrow(id: Long): ThemeEntity {
-        log.info { "[findOrThrow] 테마 조회 시작: id=$id" }
+        log.debug { "[findOrThrow] 테마 조회 시작: id=$id" }

        return themeRepository.findByIdOrNull(id)
            ?.also { log.info { "[findOrThrow] 테마 조회 완료: id=$id" } }
--- a/service/src/main/kotlin/com/sangdol/roomescape/theme/business/ThemeService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/theme/business/ThemeService.kt
@ -10,6 +10,8 @@ import com.sangdol.roomescape.theme.mapper.toInfoResponse
 import com.sangdol.roomescape.theme.mapper.toListResponse
 import io.github.oshai.kotlinlogging.KLogger
 import io.github.oshai.kotlinlogging.KotlinLogging
+import io.micrometer.core.instrument.MeterRegistry
+import org.springframework.cache.annotation.Cacheable
 import org.springframework.data.repository.findByIdOrNull
 import org.springframework.stereotype.Service
 import org.springframework.transaction.annotation.Transactional
@ -21,13 +23,19 @@ private val log: KLogger = KotlinLogging.logger {}

@Service
 class ThemeService(
-    private val themeRepository: ThemeRepository
+    private val themeRepository: ThemeRepository,
+    meterRegistry: MeterRegistry
 ) {
+    private val themeDetailQueryRequestCount = meterRegistry.counter("theme.detail.query.requested")
+
+    @Cacheable(cacheNames = ["theme-details"], key="#id")
    @Transactional(readOnly = true)
    fun findInfoById(id: Long): ThemeInfoResponse {
-        log.info { "[findInfoById] 테마 조회 시작: id=$id" }
+        log.debug { "[findInfoById] 테마 조회 시작: id=$id" }

-        val theme = themeRepository.findByIdOrNull(id) ?: run {
+        val theme = themeRepository.findByIdOrNull(id)?.also {
+            themeDetailQueryRequestCount.increment()
+        } ?: run {
            log.warn { "[updateTheme] 테마 조회 실패: id=$id" }
            throw ThemeException(ThemeErrorCode.THEME_NOT_FOUND)
        }
@ -38,7 +46,7 @@ class ThemeService(

    @Transactional(readOnly = true)
    fun findMostReservedThemeLastWeek(count: Int): ThemeInfoListResponse {
-        log.info { "[findMostReservedThemeLastWeek] 인기 테마 조회 시작: count=$count" }
+        log.debug { "[findMostReservedThemeLastWeek] 인기 테마 조회 시작: count=$count" }

        val previousWeekSunday = DateUtils.getSundayOfPreviousWeek(KoreaDate.today())
        val previousWeekSaturday = previousWeekSunday.plusDays(6)
--- a/service/src/main/kotlin/com/sangdol/roomescape/user/business/UserService.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/user/business/UserService.kt
@ -1,7 +1,6 @@
 package com.sangdol.roomescape.user.business

 import com.sangdol.common.persistence.IDGenerator
-import com.sangdol.roomescape.common.types.CurrentUserContext
 import com.sangdol.roomescape.user.dto.UserContactResponse
 import com.sangdol.roomescape.user.dto.UserCreateRequest
 import com.sangdol.roomescape.user.dto.UserCreateResponse
@ -28,20 +27,9 @@ class UserService(
    private val userValidator: UserValidator,
    private val idGenerator: IDGenerator
 ) {
-    @Transactional(readOnly = true)
-    fun findContextById(id: Long): CurrentUserContext {
-        log.info { "[findContextById] 현재 로그인된 회원 조회 시작: id=${id}" }
-        val user: UserEntity = findOrThrow(id)
-
-        return CurrentUserContext(user.id, user.name)
-            .also {
-                log.info { "[findContextById] 현재 로그인된 회원 조회 완료: id=${id}" }
-            }
-    }
-
    @Transactional(readOnly = true)
    fun findCredentialsByAccount(email: String): UserLoginCredentials {
-        log.info { "[findCredentialsByAccount] 회원 조회 시작: email=${email}" }
+        log.debug { "[findCredentialsByAccount] 회원 조회 시작: email=${email}" }

        return userRepository.findByEmail(email)
            ?.let {
@ -49,14 +37,13 @@ class UserService(
                it.toCredentials()
            }
            ?: run {
-                log.info { "[findCredentialsByAccount] 회원 조회 실패" }
                throw UserException(UserErrorCode.USER_NOT_FOUND)
            }
    }

    @Transactional(readOnly = true)
    fun findContactById(id: Long): UserContactResponse {
-        log.info { "[findContactById] 회원 연락 정보 조회 시작: id=${id}" }
+        log.debug { "[findContactById] 회원 연락 정보 조회 시작: id=${id}" }

        val user = findOrThrow(id)

@ -68,7 +55,7 @@ class UserService(

    @Transactional
    fun signup(request: UserCreateRequest): UserCreateResponse {
-        log.info { "[signup] 회원가입 시작: request:$request" }
+        log.debug { "[signup] 회원가입 시작: request:$request" }

        userValidator.validateCanSignup(request.email, request.phone)

--- a/service/src/main/kotlin/com/sangdol/roomescape/user/business/UserValidator.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/user/business/UserValidator.kt
@ -15,14 +15,14 @@ class UserValidator(
 ) {

    fun validateCanSignup(email: String, phone: String) {
-        log.info { "[UserValidator.validateCanSignup] 회원가입 가능 여부 검증 시작: email:$email / phone:$phone" }
+        log.debug { "[UserValidator.validateCanSignup] 회원가입 가능 여부 검증 시작: email:$email / phone:$phone" }

        if (userRepository.existsByEmail(email)) {
-            log.info { "[UserValidator.validateCanSignup] 중복된 이메일 입력으로 인한 실패: email:$email" }
+            log.debug { "[UserValidator.validateCanSignup] 중복된 이메일 입력으로 인한 실패: email:$email" }
            throw UserException(UserErrorCode.EMAIL_ALREADY_EXISTS)
        }
        if (userRepository.existsByPhone(phone)) {
-            log.info { "[UserValidator.validateCanSignup] 중복된 휴대폰 번호 입력으로 인한 실패: phone:$phone" }
+            log.debug { "[UserValidator.validateCanSignup] 중복된 휴대폰 번호 입력으로 인한 실패: phone:$phone" }
            throw UserException(UserErrorCode.PHONE_ALREADY_EXISTS)
        }
    }
--- a/service/src/main/kotlin/com/sangdol/roomescape/user/infrastructure/persistence/UserRepositories.kt
+++ b/service/src/main/kotlin/com/sangdol/roomescape/user/infrastructure/persistence/UserRepositories.kt
@ -1,21 +1,12 @@
 package com.sangdol.roomescape.user.infrastructure.persistence

 import org.springframework.data.jpa.repository.JpaRepository
-import org.springframework.data.jpa.repository.Query

 interface UserRepository : JpaRepository<UserEntity, Long> {

    fun existsByEmail(email: String): Boolean
    fun existsByPhone(phone: String): Boolean
    fun findByEmail(email: String): UserEntity?
-
-    /**
-     * for test
-     */
-    @Query("""
-        SELECT * FROM users u LIMIT :count
-    """, nativeQuery = true)
-    fun findUsersByCount(count: Long): List<UserEntity>
 }

 interface UserStatusHistoryRepository : JpaRepository<UserStatusHistoryEntity, Long>
--- a/service/src/main/resources/application.yaml
+++ b/service/src/main/resources/application.yaml
@ -16,6 +16,9 @@ spring:
        jdbc:
          batch_size: ${JDBC_BATCH_SIZE:100}
        order_inserts: true
+  cache:
+    type: caffeine
+    cache-names: ${CACHE_NAMES:theme-details}

 management:
  endpoints:
@ -28,7 +31,7 @@ management:
      show-details: always

 payment:
-  api-base-url: ${PAYMENT_SERVER_ENDPOINT:https://api.tosspayments.com}
+  api-base-url: ${PAYMENT_SERVER_ENDPOINT:http://localhost:8000}

 springdoc:
  swagger-ui:
--- a/service/src/test/kotlin/com/sangdol/roomescape/auth/business/LoginHistoryEventListenerTest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/auth/business/LoginHistoryEventListenerTest.kt
@ -1,4 +1,4 @@
-package com.sangdol.roomescape.auth.business
+package com.sangdol.roomescape.auth

 import com.sangdol.roomescape.auth.business.domain.PrincipalType
 import com.sangdol.roomescape.auth.infrastructure.persistence.LoginHistoryEntity
--- a/service/src/test/kotlin/com/sangdol/roomescape/order/OrderApiTest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/order/OrderApiTest.kt
@ -1,46 +1,38 @@
 package com.sangdol.roomescape.order

-import com.ninjasquad.springmockk.SpykBean
+import com.ninjasquad.springmockk.MockkBean
 import com.sangdol.common.utils.KoreaDate
 import com.sangdol.common.utils.KoreaTime
 import com.sangdol.roomescape.auth.exception.AuthErrorCode
 import com.sangdol.roomescape.order.exception.OrderErrorCode
-import com.sangdol.roomescape.order.infrastructure.persistence.AttemptResult
-import com.sangdol.roomescape.order.infrastructure.persistence.PaymentAttemptEntity
-import com.sangdol.roomescape.order.infrastructure.persistence.PaymentAttemptRepository
-import com.sangdol.roomescape.order.infrastructure.persistence.PostOrderTaskRepository
-import com.sangdol.roomescape.payment.business.PaymentService
 import com.sangdol.roomescape.payment.business.domain.PaymentMethod
+import com.sangdol.roomescape.payment.business.event.PaymentEvent
+import com.sangdol.roomescape.payment.business.event.PaymentEventListener
 import com.sangdol.roomescape.payment.dto.PaymentConfirmRequest
 import com.sangdol.roomescape.payment.dto.PaymentGatewayResponse
+import com.sangdol.roomescape.payment.exception.ExternalPaymentException
 import com.sangdol.roomescape.payment.exception.PaymentErrorCode
-import com.sangdol.roomescape.payment.exception.PaymentException
-import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentDetailRepository
-import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentRepository
+import com.sangdol.roomescape.payment.infrastructure.client.TosspayClient
+import com.sangdol.roomescape.reservation.business.event.ReservationConfirmEvent
+import com.sangdol.roomescape.reservation.business.event.ReservationEventListener
 import com.sangdol.roomescape.reservation.exception.ReservationErrorCode
 import com.sangdol.roomescape.reservation.infrastructure.persistence.ReservationRepository
 import com.sangdol.roomescape.reservation.infrastructure.persistence.ReservationStatus
-import com.sangdol.roomescape.schedule.infrastructure.persistence.ScheduleRepository
 import com.sangdol.roomescape.schedule.infrastructure.persistence.ScheduleStatus
 import com.sangdol.roomescape.supports.*
 import com.sangdol.roomescape.user.infrastructure.persistence.UserEntity
 import io.kotest.assertions.assertSoftly
-import io.kotest.matchers.booleans.shouldBeTrue
-import io.kotest.matchers.nulls.shouldNotBeNull
 import io.kotest.matchers.shouldBe
-import io.mockk.every
+import io.mockk.*
 import org.springframework.data.repository.findByIdOrNull
 import org.springframework.http.HttpMethod
 import org.springframework.http.HttpStatus

 class OrderApiTest(
-    @SpykBean private val paymentService: PaymentService,
-    private val paymentAttemptRepository: PaymentAttemptRepository,
+    @MockkBean(relaxed = true) private val paymentClient: TosspayClient,
+    @MockkBean(relaxed = true) private val reservationEventListener: ReservationEventListener,
+    @MockkBean(relaxed = true) private val paymentEventListener: PaymentEventListener,
    private val reservationRepository: ReservationRepository,
-    private val postOrderTaskRepository: PostOrderTaskRepository,
-    private val scheduleRepository: ScheduleRepository,
-    private val paymentRepository: PaymentRepository,
-    private val paymentDetailRepository: PaymentDetailRepository
 ) : FunSpecSpringbootTest() {

    val paymentRequest: PaymentConfirmRequest = PaymentFixture.confirmRequest
@ -82,39 +74,52 @@ class OrderApiTest(
            }

            test("정상 응답") {
-                val reservation = dummyInitializer.createPendingReservation(user)
+                val reservationId = dummyInitializer.createPendingReservation(user).id
+
+                val reservationConfirmEventSlot = slot<ReservationConfirmEvent>()
+                val paymentEventSlot = slot<PaymentEvent>()

                every {
-                    paymentService.requestConfirm(paymentRequest)
+                    paymentClient.confirm(paymentRequest.paymentKey, paymentRequest.orderId, paymentRequest.amount)
                } returns expectedPaymentResponse

+                every {
+                    paymentEventListener.handlePaymentEvent(capture(paymentEventSlot))
+                } just runs
+
+                every {
+                    reservationEventListener.handleReservationConfirmEvent(capture(reservationConfirmEventSlot))
+                } just runs
+
                runTest(
                    token = token,
                    using = {
                        body(paymentRequest)
                    },
                    on = {
-                        post("/orders/${reservation.id}/confirm")
+                        post("/orders/${reservationId}/confirm")
                    },
                    expect = {
                        statusCode(HttpStatus.OK.value())
                    }
                )

-                assertSoftly(scheduleRepository.findByIdOrNull(reservation.scheduleId)!!) {
-                    this.status shouldBe ScheduleStatus.RESERVED
-                    this.holdExpiredAt shouldBe null
+                verify(exactly = 1) {
+                    paymentEventListener.handlePaymentEvent(any())
+                }.also {
+                    assertSoftly(paymentEventSlot.captured) {
+                        this.paymentKey shouldBe expectedPaymentResponse.paymentKey
+                        this.reservationId shouldBe reservationId
                    }
-                reservationRepository.findByIdOrNull(reservation.id)!!.status shouldBe ReservationStatus.CONFIRMED
-
-                assertSoftly(paymentRepository.findByReservationId(reservation.id)) {
-                    this.shouldNotBeNull()
-                    this.status shouldBe expectedPaymentResponse.status
-
-                    paymentDetailRepository.findByPaymentId(this.id)!!.shouldNotBeNull()
                }

-                paymentAttemptRepository.isSuccessAttemptExists(reservation.id).shouldBeTrue()
+                verify(exactly = 1) {
+                    reservationEventListener.handleReservationConfirmEvent(any())
+                }.also {
+                    assertSoftly(reservationConfirmEventSlot.captured) {
+                        this.reservationId shouldBe reservationId
+                    }
+                }
            }

            context("검증 과정에서의 실패 응답") {
@ -128,24 +133,6 @@ class OrderApiTest(
                    )
                }

-                test("이미 결제가 완료된 예약이면 실패한다.") {
-                    val reservation = dummyInitializer.createPendingReservation(user)
-
-                    paymentAttemptRepository.save(PaymentAttemptEntity(
-                        id = IDGenerator.create(),
-                        reservationId = reservation.id,
-                        result = AttemptResult.SUCCESS
-                    ))
-
-                    runExceptionTest(
-                        token = token,
-                        method = HttpMethod.POST,
-                        endpoint = "/orders/${reservation.id}/confirm",
-                        requestBody = paymentRequest,
-                        expectedErrorCode = OrderErrorCode.NOT_CONFIRMABLE
-                    )
-                }
-
                test("이미 확정된 예약이면 실패한다.") {
                    val reservation = dummyInitializer.createConfirmReservation(user)

@ -223,68 +210,23 @@ class OrderApiTest(
            }

            context("결제 과정에서의 실패 응답.") {
-                test("결제에 실패해도 검증을 통과하면 예약을 ${ReservationStatus.PAYMENT_IN_PROGRESS} 상태로 바꾸고, 결제 시도 이력을 기록한다.") {
-                    val reservation = dummyInitializer.createPendingReservation(user)
+                test("결제에 실패해도 검증을 통과하면 예약을 ${ReservationStatus.PAYMENT_IN_PROGRESS} 상태가 된다.") {
+                    val reservationId = dummyInitializer.createPendingReservation(user).id

                    every {
-                        paymentService.requestConfirm(paymentRequest)
-                    } throws PaymentException(PaymentErrorCode.PAYMENT_CLIENT_ERROR)
+                        paymentClient.confirm(paymentRequest.paymentKey, paymentRequest.orderId, paymentRequest.amount)
+                    } throws ExternalPaymentException(400, "INVALID_REQUEST", "잘못 요청함")

                    runExceptionTest(
                        token = token,
                        method = HttpMethod.POST,
-                        endpoint = "/orders/${reservation.id}/confirm",
+                        endpoint = "/orders/${reservationId}/confirm",
                        requestBody = paymentRequest,
                        expectedErrorCode = PaymentErrorCode.PAYMENT_CLIENT_ERROR
-                    ).also {
-                        it.extract().path<Long>("trial") shouldBe 0
-                    }
-
-                    assertSoftly(reservationRepository.findByIdOrNull(reservation.id)!!) {
-                        this.status shouldBe ReservationStatus.PAYMENT_IN_PROGRESS
-                    }
-
-                    val paymentAttempt = paymentAttemptRepository.findAll().first { it.reservationId == reservation.id }
-                    assertSoftly(paymentAttempt) {
-                        it.shouldNotBeNull()
-                        it.result shouldBe AttemptResult.FAILED
-                        it.errorCode shouldBe PaymentErrorCode.PAYMENT_CLIENT_ERROR.name
-                    }
-                }
-            }
-
-            context("결제 성공 이후 실패 응답.") {
-                test("결제 이력 저장 과정에서 예외가 발생하면 해당 작업을 저장하며, 사용자는 정상 응답을 받는다.") {
-                    val reservation = dummyInitializer.createPendingReservation(user)
-
-                    every {
-                        paymentService.requestConfirm(paymentRequest)
-                    } returns expectedPaymentResponse
-
-                    every {
-                        paymentService.savePayment(reservation.id, expectedPaymentResponse)
-                    } throws RuntimeException("결제 저장 실패!")
-
-                    runTest(
-                        token = token,
-                        using = {
-                            body(paymentRequest)
-                        },
-                        on = {
-                            post("/orders/${reservation.id}/confirm")
-                        },
-                        expect = {
-                            statusCode(HttpStatus.OK.value())
-                        }
                    )

-                    paymentAttemptRepository.isSuccessAttemptExists(reservation.id).shouldBeTrue()
-
-                    val postOrderTask = postOrderTaskRepository.findAll().first { it.reservationId == reservation.id }
-                    assertSoftly(postOrderTask) {
-                        it.shouldNotBeNull()
-                        it.paymentKey shouldBe paymentRequest.paymentKey
-                        it.trial shouldBe 1
+                    assertSoftly(reservationRepository.findByIdOrNull(reservationId)!!) {
+                        this.status shouldBe ReservationStatus.PAYMENT_IN_PROGRESS
                    }
                }
            }
--- a/service/src/test/kotlin/com/sangdol/roomescape/order/OrderConcurrencyTest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/order/OrderConcurrencyTest.kt
@ -18,6 +18,7 @@ import com.sangdol.roomescape.supports.ReservationFixture
 import com.sangdol.roomescape.user.infrastructure.persistence.UserEntity
 import io.kotest.assertions.assertSoftly
 import io.kotest.matchers.shouldBe
+import io.kotest.matchers.shouldNotBe
 import io.mockk.every
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.async
@ -69,7 +70,7 @@ class OrderConcurrencyTest(

        test("결제 요청 직후 시작되는 예약 만료 배치는, 해당 예약이 만료되었더라도 적용되지 않는다.") {
            every {
-                paymentService.requestConfirm(paymentConfirmRequest)
+                paymentService.requestConfirm(reservation.id, paymentConfirmRequest)
            } returns paymentGatewayResponse

            withContext(Dispatchers.IO) {
@ -87,18 +88,13 @@ class OrderConcurrencyTest(
            }

            assertSoftly(reservationRepository.findByIdOrNull(reservation.id)!!) {
-                this.status shouldBe ReservationStatus.CONFIRMED
-            }
-
-            assertSoftly(scheduleRepository.findByIdOrNull(schedule.id)!!) {
-                this.status shouldBe ScheduleStatus.RESERVED
-                this.holdExpiredAt shouldBe null
+                this.status shouldNotBe ReservationStatus.EXPIRED
            }
        }

        test("결제 요청 직전에 예약 만료 배치가 시작하면, 결제 요청은 실패한다.") {
            every {
-                paymentService.requestConfirm(paymentConfirmRequest)
+                paymentService.requestConfirm(reservation.id, paymentConfirmRequest)
            } returns paymentGatewayResponse

            withContext(Dispatchers.IO) {
@ -108,11 +104,11 @@ class OrderConcurrencyTest(
                    }
                }

+                delay(10)
+
                async {
                    assertThrows<OrderException> {
                        orderService.confirm(reservation.id, paymentConfirmRequest)
-                    }.also {
-                        it.trial shouldBe 0
                    }
                }
            }
--- a/service/src/test/kotlin/com/sangdol/roomescape/payment/PaymentAPITest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/payment/PaymentAPITest.kt
@ -4,22 +4,21 @@ import com.ninjasquad.springmockk.MockkBean
 import com.sangdol.common.types.web.HttpStatus
 import com.sangdol.roomescape.auth.exception.AuthErrorCode
 import com.sangdol.roomescape.payment.business.PaymentService
-import com.sangdol.roomescape.payment.business.domain.*
-import com.sangdol.roomescape.payment.dto.*
-import com.sangdol.roomescape.payment.exception.ExternalPaymentException
+import com.sangdol.roomescape.payment.business.domain.PaymentMethod
+import com.sangdol.roomescape.payment.business.domain.PaymentStatus
+import com.sangdol.roomescape.payment.dto.PaymentConfirmRequest
 import com.sangdol.roomescape.payment.exception.PaymentErrorCode
 import com.sangdol.roomescape.payment.infrastructure.client.TosspayClient
 import com.sangdol.roomescape.payment.infrastructure.persistence.CanceledPaymentRepository
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentDetailRepository
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentEntity
 import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentRepository
-import com.sangdol.roomescape.supports.FunSpecSpringbootTest
-import com.sangdol.roomescape.supports.PaymentFixture
-import com.sangdol.roomescape.supports.runExceptionTest
-import com.sangdol.roomescape.supports.runTest
+import com.sangdol.roomescape.payment.mapper.toDetailEntity
+import com.sangdol.roomescape.payment.mapper.toEntity
+import com.sangdol.roomescape.payment.mapper.toEvent
+import com.sangdol.roomescape.supports.*
 import io.kotest.matchers.shouldBe
-import io.mockk.clearMocks
 import io.mockk.every
-import org.hamcrest.CoreMatchers.containsString
-import org.hamcrest.CoreMatchers.equalTo
 import org.springframework.data.repository.findByIdOrNull
 import org.springframework.http.HttpMethod

@ -28,211 +27,10 @@ class PaymentAPITest(
    private val tosspayClient: TosspayClient,
    private val paymentService: PaymentService,
    private val paymentRepository: PaymentRepository,
+    private val paymentDetailRepository: PaymentDetailRepository,
    private val canceledPaymentRepository: CanceledPaymentRepository
 ) : FunSpecSpringbootTest() {
    init {
-        context("결제를 승인한다.") {
-            context("권한이 없으면 접근할 수 없다.") {
-                val endpoint = "/payments/confirm"
-
-                test("비회원") {
-                    runExceptionTest(
-                        method = HttpMethod.POST,
-                        endpoint = endpoint,
-                        expectedErrorCode = AuthErrorCode.TOKEN_NOT_FOUND
-                    )
-                }
-
-                test("관리자") {
-                    runExceptionTest(
-                        token = testAuthUtil.defaultHqAdminLogin().second,
-                        method = HttpMethod.POST,
-                        endpoint = endpoint,
-                        expectedErrorCode = AuthErrorCode.ACCESS_DENIED
-                    )
-                }
-            }
-
-            val amount = 100_000
-            context("간편결제 + 카드로 ${amount}원을 결제한다.") {
-                context("일시불") {
-                    test("토스페이 + 토스뱅크카드(신용)") {
-                        runConfirmTest(
-                            amount = amount,
-                            cardDetail = PaymentFixture.cardDetail(
-                                amount = amount,
-                                issuerCode = CardIssuerCode.TOSS_BANK,
-                                cardType = CardType.CREDIT,
-                            ),
-                            easyPayDetail = PaymentFixture.easypayDetail(
-                                amount = 0,
-                                provider = EasyPayCompanyCode.TOSSPAY
-                            )
-                        )
-                    }
-
-                    test("삼성페이 + 삼성카드(법인)") {
-                        runConfirmTest(
-                            amount = amount,
-                            cardDetail = PaymentFixture.cardDetail(
-                                amount = amount,
-                                issuerCode = CardIssuerCode.SAMSUNG,
-                                cardType = CardType.CREDIT,
-                                ownerType = CardOwnerType.CORPORATE
-                            ),
-                            easyPayDetail = PaymentFixture.easypayDetail(
-                                amount = 0,
-                                provider = EasyPayCompanyCode.SAMSUNGPAY
-                            )
-                        )
-                    }
-                }
-
-                context("할부") {
-                    val installmentPlanMonths = 12
-                    test("네이버페이 + 신한카드 / 12개월") {
-                        runConfirmTest(
-                            amount = amount,
-                            cardDetail = PaymentFixture.cardDetail(
-                                amount = amount,
-                                issuerCode = CardIssuerCode.SHINHAN,
-                                installmentPlanMonths = installmentPlanMonths
-                            ),
-                            easyPayDetail = PaymentFixture.easypayDetail(
-                                amount = 0,
-                                provider = EasyPayCompanyCode.NAVERPAY
-                            )
-                        )
-                    }
-                }
-
-                context("간편결제사 포인트 일부 사용") {
-                    val point = (amount * 0.1).toInt()
-                    test("토스페이 + 국민카드(체크) / 일시불 / $point 포인트 사용") {
-                        runConfirmTest(
-                            amount = amount,
-                            cardDetail = PaymentFixture.cardDetail(
-                                amount = (amount - point),
-                                issuerCode = CardIssuerCode.KOOKMIN,
-                                cardType = CardType.CHECK
-                            ),
-                            easyPayDetail = PaymentFixture.easypayDetail(
-                                amount = 0,
-                                provider = EasyPayCompanyCode.TOSSPAY,
-                                discountAmount = point
-                            )
-                        )
-                    }
-                }
-            }
-
-            context("간편결제사의 선불 충전금액으로 ${amount}원을 결제한다.") {
-                test("토스페이 + 토스페이머니 / 전액") {
-                    runConfirmTest(
-                        easyPayDetail = PaymentFixture.easypayDetail(
-                            amount = amount,
-                            provider = EasyPayCompanyCode.TOSSPAY
-                        )
-                    )
-                }
-
-                val point = (amount * 0.05).toInt()
-
-                test("카카오페이 + 카카오페이머니 / $point 사용") {
-                    runConfirmTest(
-                        easyPayDetail = PaymentFixture.easypayDetail(
-                            amount = (amount - point),
-                            provider = EasyPayCompanyCode.KAKAOPAY,
-                            discountAmount = point
-                        )
-                    )
-                }
-            }
-
-            context("계좌이체로 결제한다.") {
-                test("토스뱅크") {
-                    runConfirmTest(
-                        transferDetail = PaymentFixture.transferDetail(bankCode = BankCode.TOSS_BANK)
-                    )
-                }
-            }
-
-            context("결제 처리중 오류가 발생한다.") {
-                lateinit var token: String
-                val commonRequest = PaymentFixture.confirmRequest
-
-                beforeTest {
-                    token = testAuthUtil.defaultUserLogin().second
-                }
-
-                afterTest {
-                    clearMocks(tosspayClient)
-                }
-
-                test("예외 코드가 UserFacingPaymentErrorCode에 있으면 결제 실패 메시지를 같이 담는다.") {
-                    val statusCode = HttpStatus.BAD_REQUEST.value()
-                    val message = "거래금액 한도를 초과했습니다."
-
-                    every {
-                        tosspayClient.confirm(commonRequest.paymentKey, commonRequest.orderId, commonRequest.amount)
-                    } throws ExternalPaymentException(
-                        httpStatusCode = statusCode,
-                        errorCode = UserFacingPaymentErrorCode.EXCEED_MAX_AMOUNT.name,
-                        message = message
-                    )
-
-                    runTest(
-                        token = token,
-                        using = {
-                            body(commonRequest)
-                        },
-                        on = {
-                            post("/payments/confirm")
-                        },
-                        expect = {
-                            statusCode(statusCode)
-                            body("code", equalTo(PaymentErrorCode.PAYMENT_CLIENT_ERROR.errorCode))
-                            body("message", containsString(message))
-                        }
-                    )
-                }
-
-                context("예외 코드가 UserFacingPaymentErrorCode에 없으면 Client의 상태 코드에 따라 다르게 처리한다.") {
-                    mapOf(
-                        HttpStatus.BAD_REQUEST.value() to PaymentErrorCode.PAYMENT_CLIENT_ERROR,
-                        HttpStatus.INTERNAL_SERVER_ERROR.value() to PaymentErrorCode.PAYMENT_PROVIDER_ERROR
-                    ).forEach { (statusCode, expectedErrorCode) ->
-                        test("statusCode=${statusCode}") {
-                            val message = "잘못된 시크릿키 연동 정보 입니다."
-
-                            every {
-                                tosspayClient.confirm(commonRequest.paymentKey, commonRequest.orderId, commonRequest.amount)
-                            } throws ExternalPaymentException(
-                                httpStatusCode = statusCode,
-                                errorCode = "INVALID_API_KEY",
-                                message = message
-                            )
-
-                            runTest(
-                                token = token,
-                                using = {
-                                    body(commonRequest)
-                                },
-                                on = {
-                                    post("/payments/confirm")
-                                },
-                                expect = {
-                                    statusCode(statusCode)
-                                    body("code", equalTo(expectedErrorCode.errorCode))
-                                    body("message", equalTo(expectedErrorCode.message))
-                                }
-                            )
-                        }
-                    }
-                }
-            }
-        }
-
        context("결제를 취소한다.") {
            context("권한이 없으면 접근할 수 없다.") {
                val endpoint = "/payments/cancel"
@ -245,16 +43,6 @@ class PaymentAPITest(
                        expectedErrorCode = AuthErrorCode.MEMBER_NOT_FOUND
                    )
                }
-
-                test("관리자") {
-                    runExceptionTest(
-                        token = testAuthUtil.defaultHqAdminLogin().second,
-                        method = HttpMethod.POST,
-                        endpoint = endpoint,
-                        requestBody = PaymentFixture.cancelRequest,
-                        expectedErrorCode = AuthErrorCode.MEMBER_NOT_FOUND
-                    )
-                }
            }

            test("정상 취소") {
@ -262,7 +50,7 @@ class PaymentAPITest(
                val reservation = dummyInitializer.createConfirmReservation(user = user)
                val confirmRequest = PaymentFixture.confirmRequest

-                val paymentCreateResponse = createPayment(
+                val paymentEntity = createPayment(
                    request = confirmRequest,
                    reservationId = reservation.id
                )
@ -289,10 +77,10 @@ class PaymentAPITest(
                        statusCode(HttpStatus.OK.value())
                    }
                ).also {
-                    val payment = paymentRepository.findByIdOrNull(paymentCreateResponse.paymentId)
+                    val payment = paymentRepository.findByIdOrNull(paymentEntity.id)
                        ?: throw AssertionError("Unexpected Exception Occurred.")
                    val canceledPayment =
-                        canceledPaymentRepository.findByPaymentId(paymentCreateResponse.paymentId)
+                        canceledPaymentRepository.findByPaymentId(paymentEntity.id)
                            ?: throw AssertionError("Unexpected Exception Occurred.")

                    payment.status shouldBe PaymentStatus.CANCELED
@ -319,7 +107,7 @@ class PaymentAPITest(
    private fun createPayment(
        request: PaymentConfirmRequest,
        reservationId: Long,
-    ): PaymentCreateResponse {
+    ): PaymentEntity {
        every {
            tosspayClient.confirm(request.paymentKey, request.orderId, request.amount)
        } returns PaymentFixture.confirmResponse(
@ -331,49 +119,10 @@ class PaymentAPITest(
            transferDetail = null,
        )

-        val paymentResponse = paymentService.requestConfirm(request)
-        return paymentService.savePayment(reservationId, paymentResponse)
-    }
+        val paymentEvent = paymentService.requestConfirm(reservationId, request).toEvent(reservationId)

-    fun runConfirmTest(
-        cardDetail: CardDetailResponse? = null,
-        easyPayDetail: EasyPayDetailResponse? = null,
-        transferDetail: TransferDetailResponse? = null,
-        paymentKey: String = "paymentKey",
-        amount: Int = 10000,
-    ) {
-        val token = testAuthUtil.defaultUserLogin().second
-        val request = PaymentFixture.confirmRequest.copy(paymentKey = paymentKey, amount = amount)
-
-        val method = if (easyPayDetail != null) {
-            PaymentMethod.EASY_PAY
-        } else if (cardDetail != null) {
-            PaymentMethod.CARD
-        } else if (transferDetail != null) {
-            PaymentMethod.TRANSFER
-        } else {
-            throw AssertionError("결제타입 확인 필요.")
-        }
-
-        val clientResponse = PaymentFixture.confirmResponse(
-            paymentKey, amount, method, cardDetail, easyPayDetail, transferDetail
-        )
-
-        every {
-            tosspayClient.confirm(request.paymentKey, request.orderId, request.amount)
-        } returns clientResponse
-
-        runTest(
-            token = token,
-            using = {
-                body(request)
-            },
-            on = {
-                post("/payments/confirm")
-            },
-            expect = {
-                statusCode(HttpStatus.OK.value())
-            }
-        )
+        return paymentRepository.save(paymentEvent.toEntity(IDGenerator.create())).also {
+            paymentDetailRepository.save(paymentEvent.toDetailEntity(IDGenerator.create(), it.id))
+        }
    }
 }
--- a/service/src/test/kotlin/com/sangdol/roomescape/payment/PaymentEventListenerTest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/payment/PaymentEventListenerTest.kt
@ -0,0 +1,54 @@
+package com.sangdol.roomescape.payment
+
+import com.sangdol.roomescape.payment.business.domain.PaymentMethod
+import com.sangdol.roomescape.payment.business.event.PaymentEventListener
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentCardDetailEntity
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentDetailRepository
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentRepository
+import com.sangdol.roomescape.payment.mapper.toEvent
+import com.sangdol.roomescape.supports.FunSpecSpringbootTest
+import com.sangdol.roomescape.supports.PaymentFixture
+import com.sangdol.roomescape.supports.initialize
+import io.kotest.assertions.assertSoftly
+import io.kotest.matchers.nulls.shouldNotBeNull
+import io.kotest.matchers.shouldBe
+
+class PaymentEventListenerTest(
+    private val paymentEventListener: PaymentEventListener,
+    private val paymentRepository: PaymentRepository,
+    private val paymentDetailRepository: PaymentDetailRepository,
+) : FunSpecSpringbootTest() {
+
+    init {
+        test("결제 완료 이벤트를 처리한다.") {
+            val reservationId = initialize("FK 제약조건 해소를 위한 예약 생성") {
+                val user = testAuthUtil.defaultUser()
+                dummyInitializer.createPendingReservation(user)
+            }.id
+
+            val paymentExternalAPIResponse = PaymentFixture.confirmResponse(
+                paymentKey = "paymentKey",
+                amount = 100_000,
+                method = PaymentMethod.CARD
+            )
+
+            paymentEventListener.handlePaymentEvent(paymentExternalAPIResponse.toEvent(reservationId)).also {
+                Thread.sleep(100)
+            }
+
+            val payment = paymentRepository.findByReservationId(reservationId)
+            assertSoftly(payment!!) {
+                this.paymentKey shouldBe paymentExternalAPIResponse.paymentKey
+                this.totalAmount shouldBe paymentExternalAPIResponse.totalAmount
+                this.method shouldBe paymentExternalAPIResponse.method
+            }
+
+            val paymentDetail = paymentDetailRepository.findByPaymentId(payment.id)
+            assertSoftly(paymentDetail) {
+                this.shouldNotBeNull()
+                this::class shouldBe PaymentCardDetailEntity::class
+                (this as PaymentCardDetailEntity).amount shouldBe paymentExternalAPIResponse.totalAmount
+            }
+        }
+    }
+}
--- a/service/src/test/kotlin/com/sangdol/roomescape/payment/PaymentServiceTest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/payment/PaymentServiceTest.kt
@ -0,0 +1,185 @@
+package com.sangdol.roomescape.payment
+
+import com.ninjasquad.springmockk.MockkBean
+import com.sangdol.roomescape.payment.business.PaymentService
+import com.sangdol.roomescape.payment.business.domain.*
+import com.sangdol.roomescape.payment.business.event.PaymentEvent
+import com.sangdol.roomescape.payment.business.event.PaymentEventListener
+import com.sangdol.roomescape.payment.dto.PaymentConfirmRequest
+import com.sangdol.roomescape.payment.dto.PaymentGatewayResponse
+import com.sangdol.roomescape.payment.exception.ExternalPaymentException
+import com.sangdol.roomescape.payment.exception.PaymentErrorCode
+import com.sangdol.roomescape.payment.exception.PaymentException
+import com.sangdol.roomescape.payment.infrastructure.client.TosspayClient
+import com.sangdol.roomescape.supports.FunSpecSpringbootTest
+import com.sangdol.roomescape.supports.PaymentFixture
+import io.kotest.assertions.assertSoftly
+import io.kotest.matchers.shouldBe
+import io.mockk.*
+import org.junit.jupiter.api.assertThrows
+
+class PaymentServiceTest(
+    private val paymentService: PaymentService,
+    @MockkBean(relaxed = true) private val paymentEventListener: PaymentEventListener,
+    @MockkBean(relaxed = true) private val tosspayClient: TosspayClient
+) : FunSpecSpringbootTest() {
+
+    init {
+        afterTest {
+            clearAllMocks()
+        }
+
+        context("결제를 승인한다.") {
+            val request = PaymentFixture.confirmRequest
+
+            context("결제 정상 승인 및 이벤트 발행 확인") {
+                test("간편결제 + 카드") {
+                    val tosspayAPIResponse = PaymentFixture.confirmResponse(
+                        paymentKey = request.paymentKey,
+                        amount = request.amount,
+                        orderId = request.orderId,
+                        method = PaymentMethod.EASY_PAY,
+                        cardDetail = PaymentFixture.cardDetail(100_000),
+                        easyPayDetail = PaymentFixture.easypayDetail(0)
+                    )
+
+                    runSuccessTest(request, tosspayAPIResponse) {
+                        assertSoftly(it.detail) {
+                            this::class shouldBe EasypayCardPaymentDetail::class
+                        }
+                    }
+                }
+
+                test("간편결제 - 충전식") {
+                    val tosspayAPIResponse = PaymentFixture.confirmResponse(
+                        paymentKey = request.paymentKey,
+                        amount = request.amount,
+                        orderId = request.orderId,
+                        method = PaymentMethod.EASY_PAY,
+                    )
+
+                    runSuccessTest(request, tosspayAPIResponse) {
+                        assertSoftly(it.detail) {
+                            this::class shouldBe EasypayPrepaidPaymentDetail::class
+                        }
+                    }
+                }
+
+                test("카드") {
+                    val tosspayAPIResponse = PaymentFixture.confirmResponse(
+                        paymentKey = request.paymentKey,
+                        amount = request.amount,
+                        orderId = request.orderId,
+                        method = PaymentMethod.CARD,
+                    )
+
+                    runSuccessTest(request, tosspayAPIResponse) {
+                        assertSoftly(it.detail) {
+                            this::class shouldBe CardPaymentDetail::class
+                        }
+                    }
+                }
+
+                test("계좌이체") {
+                    val tosspayAPIResponse = PaymentFixture.confirmResponse(
+                        paymentKey = request.paymentKey,
+                        amount = request.amount,
+                        orderId = request.orderId,
+                        method = PaymentMethod.TRANSFER,
+                    )
+
+                    runSuccessTest(request, tosspayAPIResponse) {
+                        assertSoftly(it.detail) {
+                            this::class shouldBe BankTransferPaymentDetail::class
+                        }
+                    }
+                }
+            }
+
+            context("외부 API 요청 과정에서 예외가 발생하면, 예외를 PaymentException으로 변환한 뒤 던진다.") {
+
+                test("외부 API가 4xx 응답을 보내면 ${PaymentErrorCode.PAYMENT_CLIENT_ERROR}로 변환하여 예외를 던진다.") {
+                    val expectedErrorCode = PaymentErrorCode.PAYMENT_CLIENT_ERROR
+                    val exception = ExternalPaymentException(400, "INVALID_REQUEST", "잘못된 요청입니다.")
+                    every {
+                        tosspayClient.confirm(request.paymentKey, request.orderId, request.amount)
+                    } throws exception
+
+                    assertThrows<PaymentException> {
+                        paymentService.requestConfirm(12345L, request)
+                    }.also {
+                        it.errorCode shouldBe expectedErrorCode
+                        it.message shouldBe expectedErrorCode.message
+                    }
+                }
+
+                test("외부 API가 5xx 응답을 보내면 ${PaymentErrorCode.PAYMENT_PROVIDER_ERROR}로 변환하여 예외를 던진다.") {
+                    val expectedErrorCode = PaymentErrorCode.PAYMENT_PROVIDER_ERROR
+                    val exception = ExternalPaymentException(500, "UNKNOWN_PAYMENT_ERROR", "결제에 실패했어요. 같은 문제가 반복된다면 은행이나 카드사로 문의해주세요.")
+                    every {
+                        tosspayClient.confirm(request.paymentKey, request.orderId, request.amount)
+                    } throws exception
+
+                    assertThrows<PaymentException> {
+                        paymentService.requestConfirm(12345L, request)
+                    }.also {
+                        it.errorCode shouldBe expectedErrorCode
+                        it.message shouldBe expectedErrorCode.message
+                    }
+                }
+
+                test("외부 API의 에러코드가 ${UserFacingPaymentErrorCode::class.simpleName}에 있으면 해당 예외 메시지를 담아 던진다.") {
+                    val expectedErrorCode = PaymentErrorCode.PAYMENT_CLIENT_ERROR
+                    val exception = ExternalPaymentException(400, "EXCEED_MAX_CARD_INSTALLMENT_PLAN", "설정 가능한 최대 할부 개월 수를 초과했습니다.")
+                    every {
+                        tosspayClient.confirm(request.paymentKey, request.orderId, request.amount)
+                    } throws exception
+
+                    assertThrows<PaymentException> {
+                        paymentService.requestConfirm(12345L, request)
+                    }.also {
+                        it.errorCode shouldBe expectedErrorCode
+                        it.message shouldBe "${expectedErrorCode.message}(${exception.message})"
+                    }
+                }
+
+                test("외부 API에서 예상치 못한 예외가 발생한 경우 ${PaymentErrorCode.PAYMENT_UNEXPECTED_ERROR}로 변환한다.") {
+                    val expectedErrorCode = PaymentErrorCode.PAYMENT_UNEXPECTED_ERROR
+                    every {
+                        tosspayClient.confirm(request.paymentKey, request.orderId, request.amount)
+                    } throws Exception("unexpected")
+
+                    assertThrows<PaymentException> {
+                        paymentService.requestConfirm(12345L, request)
+                    }.also {
+                        it.errorCode shouldBe expectedErrorCode
+                        it.message shouldBe expectedErrorCode.message
+                    }
+                }
+            }
+        }
+    }
+
+    private fun runSuccessTest(request: PaymentConfirmRequest, tosspayAPIResponse: PaymentGatewayResponse, additionalAssertion: (PaymentEvent) -> Unit): PaymentEvent {
+        val paymentEventSlot = slot<PaymentEvent>()
+
+        every {
+            tosspayClient.confirm(request.paymentKey, request.orderId, request.amount)
+        } returns tosspayAPIResponse
+
+        every {
+            paymentEventListener.handlePaymentEvent(capture(paymentEventSlot))
+        } just runs
+
+        paymentService.requestConfirm(12345L, request)
+
+        assertSoftly(paymentEventSlot.captured) {
+            this.paymentKey shouldBe request.paymentKey
+            this.orderId shouldBe request.orderId
+            this.totalAmount shouldBe request.amount
+            this.method shouldBe tosspayAPIResponse.method
+        }
+
+        return paymentEventSlot.captured
+    }
+}
--- a/service/src/test/kotlin/com/sangdol/roomescape/reservation/ReservationApiTest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/reservation/ReservationApiTest.kt
@ -49,15 +49,6 @@ class ReservationApiTest(
                        expectedErrorCode = AuthErrorCode.MEMBER_NOT_FOUND
                    )
                }
-
-                test("관리자") {
-                    runExceptionTest(
-                        token = testAuthUtil.defaultHqAdminLogin().second,
-                        method = HttpMethod.POST,
-                        endpoint = endpoint,
-                        expectedErrorCode = AuthErrorCode.MEMBER_NOT_FOUND
-                    )
-                }
            }


@ -185,15 +176,6 @@ class ReservationApiTest(
                        expectedErrorCode = AuthErrorCode.TOKEN_NOT_FOUND
                    )
                }
-
-                test("관리자") {
-                    runExceptionTest(
-                        token = testAuthUtil.defaultHqAdminLogin().second,
-                        method = HttpMethod.POST,
-                        endpoint = endpoint,
-                        expectedErrorCode = AuthErrorCode.ACCESS_DENIED
-                    )
-                }
            }

            test("정상 응답") {
@ -238,15 +220,6 @@ class ReservationApiTest(
                        expectedErrorCode = AuthErrorCode.TOKEN_NOT_FOUND
                    )
                }
-
-                test("관리자") {
-                    runExceptionTest(
-                        token = testAuthUtil.defaultHqAdminLogin().second,
-                        method = HttpMethod.POST,
-                        endpoint = endpoint,
-                        expectedErrorCode = AuthErrorCode.ACCESS_DENIED
-                    )
-                }
            }

            test("정상 응답") {
@ -315,15 +288,6 @@ class ReservationApiTest(
                        expectedErrorCode = AuthErrorCode.TOKEN_NOT_FOUND
                    )
                }
-
-                test("관리자") {
-                    runExceptionTest(
-                        token = testAuthUtil.defaultHqAdminLogin().second,
-                        method = HttpMethod.POST,
-                        endpoint = endpoint,
-                        expectedErrorCode = AuthErrorCode.ACCESS_DENIED
-                    )
-                }
            }

            test("정상 응답") {
@ -377,15 +341,6 @@ class ReservationApiTest(
                        expectedErrorCode = AuthErrorCode.TOKEN_NOT_FOUND
                    )
                }
-
-                test("관리자") {
-                    runExceptionTest(
-                        token = testAuthUtil.defaultHqAdminLogin().second,
-                        method = HttpMethod.POST,
-                        endpoint = endpoint,
-                        expectedErrorCode = AuthErrorCode.ACCESS_DENIED
-                    )
-                }
            }

            context("정상 응답") {
--- a/service/src/test/kotlin/com/sangdol/roomescape/reservation/ReservationConcurrencyTest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/reservation/ReservationConcurrencyTest.kt
@ -108,7 +108,7 @@ class ReservationConcurrencyTest(

    private fun createPendingReservation(user: UserEntity, schedule: ScheduleEntity): Long {
        return reservationService.createPendingReservation(
-            user = CurrentUserContext(id = user.id, name = user.name),
+            user = CurrentUserContext(id = user.id),
            request = PendingReservationCreateRequest(
                scheduleId = schedule.id,
                reserverName = user.name,
--- a/service/src/test/kotlin/com/sangdol/roomescape/reservation/ReservationEventListenerTest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/reservation/ReservationEventListenerTest.kt
@ -0,0 +1,46 @@
+package com.sangdol.roomescape.reservation
+
+import com.sangdol.roomescape.reservation.business.event.ReservationConfirmEvent
+import com.sangdol.roomescape.reservation.business.event.ReservationEventListener
+import com.sangdol.roomescape.reservation.infrastructure.persistence.ReservationRepository
+import com.sangdol.roomescape.reservation.infrastructure.persistence.ReservationStatus
+import com.sangdol.roomescape.schedule.infrastructure.persistence.ScheduleRepository
+import com.sangdol.roomescape.schedule.infrastructure.persistence.ScheduleStatus
+import com.sangdol.roomescape.supports.FunSpecSpringbootTest
+import io.kotest.assertions.assertSoftly
+import io.kotest.matchers.nulls.shouldNotBeNull
+import io.kotest.matchers.shouldBe
+import org.springframework.data.repository.findByIdOrNull
+
+class ReservationEventListenerTest(
+    private val reservationEventListener: ReservationEventListener,
+    private val reservationRepository: ReservationRepository,
+    private val scheduleRepository: ScheduleRepository
+) : FunSpecSpringbootTest() {
+
+    init {
+        test("예약 확정 이벤트를 처리한다.") {
+            val pendingReservation = dummyInitializer.createPendingReservation(testAuthUtil.defaultUser()).also {
+               it.status = ReservationStatus.PAYMENT_IN_PROGRESS
+               reservationRepository.saveAndFlush(it)
+            }
+
+            val reservationConfirmEvent = ReservationConfirmEvent(pendingReservation.id)
+
+            reservationEventListener.handleReservationConfirmEvent(reservationConfirmEvent).also {
+                Thread.sleep(100)
+            }
+
+            assertSoftly(reservationRepository.findByIdOrNull(pendingReservation.id)) {
+                this.shouldNotBeNull()
+                this.status shouldBe ReservationStatus.CONFIRMED
+            }
+
+            assertSoftly(scheduleRepository.findByIdOrNull(pendingReservation.scheduleId)) {
+                this.shouldNotBeNull()
+                this.status shouldBe ScheduleStatus.RESERVED
+                this.holdExpiredAt shouldBe null
+            }
+        }
+    }
+}
--- a/service/src/test/kotlin/com/sangdol/roomescape/supports/DummyInitializer.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/supports/DummyInitializer.kt
@ -1,11 +1,11 @@
 package com.sangdol.roomescape.supports

-import com.sangdol.roomescape.payment.business.PaymentWriter
 import com.sangdol.roomescape.payment.business.domain.PaymentMethod
 import com.sangdol.roomescape.payment.dto.*
-import com.sangdol.roomescape.payment.infrastructure.persistence.CanceledPaymentEntity
-import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentEntity
-import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentRepository
+import com.sangdol.roomescape.payment.infrastructure.persistence.*
+import com.sangdol.roomescape.payment.mapper.toDetailEntity
+import com.sangdol.roomescape.payment.mapper.toEntity
+import com.sangdol.roomescape.payment.mapper.toEvent
 import com.sangdol.roomescape.payment.mapper.toResponse
 import com.sangdol.roomescape.reservation.dto.PendingReservationCreateRequest
 import com.sangdol.roomescape.reservation.infrastructure.persistence.ReservationEntity
@ -33,7 +33,8 @@ class DummyInitializer(
    private val scheduleRepository: ScheduleRepository,
    private val reservationRepository: ReservationRepository,
    private val paymentRepository: PaymentRepository,
-    private val paymentWriter: PaymentWriter
+    private val paymentDetailRepository: PaymentDetailRepository,
+    private val canceledPaymentRepository: CanceledPaymentRepository
 ) {

    fun createStore(
@ -204,12 +205,10 @@ class DummyInitializer(
            transferDetail = transferDetail
        )

-        val payment = paymentWriter.createPayment(
-            reservationId = reservationId,
-            paymentGatewayResponse = clientConfirmResponse
-        )
+        val paymentEvent = clientConfirmResponse.toEvent(reservationId)
+        val payment = paymentRepository.save(paymentEvent.toEntity(IDGenerator.create()))

-        val detail = paymentWriter.createDetail(clientConfirmResponse, payment.id)
+        val detail = paymentDetailRepository.save(paymentEvent.toDetailEntity(IDGenerator.create(), payment.id))

        return payment.toResponse(detail = detail.toResponse(), cancel = null)
    }
@ -227,11 +226,14 @@ class DummyInitializer(
            cancelReason = cancelReason,
        )

-        return paymentWriter.cancel(
-            userId,
-            payment,
-            requestedAt = Instant.now(),
-            clientCancelResponse
-        )
+
+        return clientCancelResponse.cancels.toEntity(
+            id = IDGenerator.create(),
+            paymentId = payment.id,
+            cancelRequestedAt = Instant.now(),
+            canceledBy = userId
+        ).also {
+            canceledPaymentRepository.save(it)
+        }
    }
 }
--- a/service/src/test/kotlin/com/sangdol/roomescape/supports/KotestConfig.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/supports/KotestConfig.kt
@ -1,7 +1,8 @@
 package com.sangdol.roomescape.supports

 import com.sangdol.roomescape.admin.infrastructure.persistence.AdminRepository
-import com.sangdol.roomescape.payment.business.PaymentWriter
+import com.sangdol.roomescape.payment.infrastructure.persistence.CanceledPaymentRepository
+import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentDetailRepository
 import com.sangdol.roomescape.payment.infrastructure.persistence.PaymentRepository
 import com.sangdol.roomescape.reservation.infrastructure.persistence.ReservationRepository
 import com.sangdol.roomescape.schedule.infrastructure.persistence.ScheduleRepository
@ -43,13 +44,7 @@ abstract class FunSpecSpringbootTest(
    }
 }) {
    @Autowired
-    private lateinit var userRepository: UserRepository
-
-    @Autowired
-    private lateinit var adminRepository: AdminRepository
-
-    @Autowired
-    private lateinit var storeRepository: StoreRepository
+    lateinit var testAuthUtil: TestAuthUtil

    @Autowired
    lateinit var dummyInitializer: DummyInitializer
@ -57,32 +52,40 @@ abstract class FunSpecSpringbootTest(
    @LocalServerPort
    var port: Int = 0

-    lateinit var testAuthUtil: TestAuthUtil
-
    override suspend fun beforeSpec(spec: Spec) {
        RestAssured.port = port
-        testAuthUtil = TestAuthUtil(userRepository, adminRepository, storeRepository)
    }
 }

@TestConfiguration
 class TestConfig {
+    @Bean
+    fun testAuthUtil(
+        userRepository: UserRepository,
+        adminRepository: AdminRepository,
+        storeRepository: StoreRepository
+    ): TestAuthUtil {
+        return TestAuthUtil(userRepository, adminRepository, storeRepository)
+    }
+
    @Bean
    fun dummyInitializer(
        storeRepository: StoreRepository,
        themeRepository: ThemeRepository,
        scheduleRepository: ScheduleRepository,
        reservationRepository: ReservationRepository,
-        paymentWriter: PaymentWriter,
-        paymentRepository: PaymentRepository
+        paymentRepository: PaymentRepository,
+        paymentDetailRepository: PaymentDetailRepository,
+        canceledPaymentRepository: CanceledPaymentRepository
    ): DummyInitializer {
        return DummyInitializer(
            themeRepository = themeRepository,
            scheduleRepository = scheduleRepository,
            reservationRepository = reservationRepository,
-            paymentWriter = paymentWriter,
            paymentRepository = paymentRepository,
-            storeRepository = storeRepository
+            storeRepository = storeRepository,
+            paymentDetailRepository = paymentDetailRepository,
+            canceledPaymentRepository = canceledPaymentRepository
        )
    }
 }
--- a/service/src/test/kotlin/com/sangdol/roomescape/theme/AdminThemeApiTest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/theme/AdminThemeApiTest.kt
@ -6,21 +6,28 @@ import com.sangdol.roomescape.admin.infrastructure.persistence.AdminType
 import com.sangdol.roomescape.auth.exception.AuthErrorCode
 import com.sangdol.roomescape.supports.*
 import com.sangdol.roomescape.supports.ThemeFixture.createRequest
+import com.sangdol.roomescape.theme.business.AdminThemeService
 import com.sangdol.roomescape.theme.business.MIN_DURATION
 import com.sangdol.roomescape.theme.business.MIN_PARTICIPANTS
 import com.sangdol.roomescape.theme.business.MIN_PRICE
+import com.sangdol.roomescape.theme.business.ThemeService
+import com.sangdol.roomescape.theme.dto.ThemeInfoResponse
 import com.sangdol.roomescape.theme.exception.ThemeErrorCode
 import com.sangdol.roomescape.theme.infrastructure.persistence.ThemeEntity
 import com.sangdol.roomescape.theme.infrastructure.persistence.ThemeRepository
 import com.sangdol.roomescape.theme.dto.ThemeUpdateRequest
+import io.kotest.assertions.assertSoftly
 import io.kotest.matchers.nulls.shouldNotBeNull
 import io.kotest.matchers.shouldBe
 import org.hamcrest.CoreMatchers.equalTo
+import org.springframework.cache.CacheManager
 import org.springframework.data.repository.findByIdOrNull
 import org.springframework.http.HttpMethod

 class AdminThemeApiTest(
-    private val themeRepository: ThemeRepository
+    private val themeRepository: ThemeRepository,
+    private val themeService: ThemeService,
+    private val cacheManager: CacheManager
 ) : FunSpecSpringbootTest() {

    init {
@ -482,14 +489,19 @@ class AdminThemeApiTest(
                }
            }

-            test("정상 삭제") {
+            test("정상 삭제 및 캐시 제거 확인") {
                val token = testAuthUtil.defaultHqAdminLogin().second
                val createdTheme = initialize("테스트를 위한 테마 생성") {
                    dummyInitializer.createTheme()
                }

+                initialize("테마 캐시 추가") {
+                    themeService.findInfoById(createdTheme.id)
+                    cacheManager.getCache("theme-details")?.get(createdTheme.id, ThemeInfoResponse::class.java).shouldNotBeNull()
+                }
+
                runTest(
-                    token = testAuthUtil.defaultHqAdminLogin().second,
+                    token = token,
                    on = {
                        delete("/admin/themes/${createdTheme.id}")
                    },
@ -498,6 +510,7 @@ class AdminThemeApiTest(
                    }
                ).also {
                    themeRepository.findByIdOrNull(createdTheme.id) shouldBe null
+                    cacheManager.getCache("theme-details")?.get(createdTheme.id, ThemeInfoResponse::class.java) shouldBe null
                }
            }

@ -566,7 +579,7 @@ class AdminThemeApiTest(

            val updateRequest = ThemeUpdateRequest(name = "modified")

-            test("정상 수정 및 감사 정보 변경 확인") {
+            test("정상 수정 및 감사 정보 & 캐시 변경 확인") {
                val createdThemeId: Long = initialize("테스트를 위한 관리자1의 테마 생성") {
                    runTest(
                        token = testAuthUtil.defaultHqAdminLogin().second,
@ -582,6 +595,11 @@ class AdminThemeApiTest(
                    ).extract().path("data.id")
                }

+                initialize("테마 캐시 추가") {
+                    themeService.findInfoById(createdThemeId)
+                    cacheManager.getCache("theme-details")?.get(createdThemeId, ThemeInfoResponse::class.java).shouldNotBeNull()
+                }
+
                val (otherAdmin, otherAdminToken) = initialize("감사 정보 변경 확인을 위한 관리자2 로그인") {
                    testAuthUtil.adminLogin(
                        AdminFixture.createHqAdmin(permissionLevel = AdminPermissionLevel.WRITABLE)
@ -604,6 +622,12 @@ class AdminThemeApiTest(

                    updatedTheme.name shouldBe updateRequest.name
                    updatedTheme.updatedBy shouldBe otherAdmin.id
+
+
+                    // 캐시 제거 확인
+                    assertSoftly(cacheManager.getCache("theme-details")?.get(createdThemeId, ThemeInfoResponse::class.java)) {
+                        this shouldBe null
+                    }
                }
            }

--- a/service/src/test/kotlin/com/sangdol/roomescape/theme/ThemeApiTest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/theme/ThemeApiTest.kt
@ -10,23 +10,32 @@ import com.sangdol.roomescape.theme.infrastructure.persistence.ThemeEntity
 import com.sangdol.roomescape.theme.infrastructure.persistence.ThemeRepository
 import com.sangdol.roomescape.theme.mapper.toEntity
 import com.sangdol.roomescape.user.infrastructure.persistence.UserEntity
+import io.kotest.assertions.assertSoftly
 import io.kotest.matchers.collections.shouldContainInOrder
 import io.kotest.matchers.collections.shouldHaveSize
 import io.kotest.matchers.comparables.shouldBeLessThan
+import io.kotest.matchers.nulls.shouldNotBeNull
+import io.kotest.matchers.shouldBe
 import org.hamcrest.CoreMatchers.equalTo
+import org.springframework.cache.CacheManager
 import org.springframework.http.HttpMethod
 import java.time.LocalDate

 class ThemeApiTest(
-    private val themeRepository: ThemeRepository
+    private val themeRepository: ThemeRepository,
+    private val cacheManager: CacheManager
 ) : FunSpecSpringbootTest() {
    init {
        context("ID로 테마 정보를 조회한다.") {
-            test("정상 응답") {
+            test("정상 응답 및 캐시 저장 확인") {
                val createdTheme: ThemeEntity = initialize("조회를 위한 테마 생성") {
                    dummyInitializer.createTheme()
                }

+                cacheManager.getCache("theme-details")?.get(createdTheme.id, ThemeInfoResponse::class.java).also {
+                    it shouldBe null
+                }
+
                runTest(
                    on = {
                        get("/themes/${createdTheme.id}")
@ -43,6 +52,15 @@ class ThemeApiTest(
                        )
                    }
                )
+
+                assertSoftly(cacheManager.getCache("theme-details")) {
+                    this.shouldNotBeNull()
+
+                    val themeFromCache = this.get(createdTheme.id, ThemeInfoResponse::class.java)
+
+                    themeFromCache.shouldNotBeNull()
+                    themeFromCache.id shouldBe createdTheme.id
+                }
            }

            test("테마가 없으면 실패한다.") {
--- a/service/src/test/kotlin/com/sangdol/roomescape/theme/ThemeConcurrencyTest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/theme/ThemeConcurrencyTest.kt
@ -0,0 +1,68 @@
+package com.sangdol.roomescape.theme
+
+import com.ninjasquad.springmockk.MockkBean
+import com.sangdol.roomescape.supports.FunSpecSpringbootTest
+import com.sangdol.roomescape.supports.IDGenerator
+import com.sangdol.roomescape.supports.initialize
+import com.sangdol.roomescape.theme.business.ThemeService
+import com.sangdol.roomescape.theme.infrastructure.persistence.Difficulty
+import com.sangdol.roomescape.theme.infrastructure.persistence.ThemeEntity
+import com.sangdol.roomescape.theme.infrastructure.persistence.ThemeRepository
+import io.mockk.every
+import io.mockk.verify
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.async
+import kotlinx.coroutines.withContext
+import org.springframework.data.repository.findByIdOrNull
+import java.util.concurrent.CountDownLatch
+
+class ThemeConcurrencyTest(
+    private val themeService: ThemeService,
+    @MockkBean private val themeRepository: ThemeRepository,
+) : FunSpecSpringbootTest() {
+
+    init {
+        test("동일한 테마에 대한 반복 조회 요청시, DB 요청은 1회만 발생한다.") {
+            val entity = ThemeEntity(
+                id = IDGenerator.create(),
+                name = "테스트입니다.",
+                description = "테스트에요!",
+                thumbnailUrl = "http://localhost:8080/hello",
+                difficulty = Difficulty.VERY_EASY,
+                price = 10000,
+                minParticipants = 3,
+                maxParticipants = 5,
+                availableMinutes = 90,
+                expectedMinutesFrom = 70,
+                expectedMinutesTo = 80,
+                isActive = true
+            )
+
+
+            every {
+                themeRepository.findByIdOrNull(entity.id)
+            } returns entity
+
+            initialize("캐시 등록") {
+                themeService.findInfoById(entity.id)
+            }
+
+            val requestCount = 64
+            withContext(Dispatchers.IO) {
+                val latch = CountDownLatch(requestCount)
+
+                (1..requestCount).map {
+                    async {
+                        latch.countDown()
+                        latch.await()
+                        themeService.findInfoById(entity.id)
+                    }
+                }
+            }
+
+            verify(exactly = 1) {
+                themeRepository.findByIdOrNull(entity.id)
+            }
+        }
+    }
+}
--- a/service/src/test/kotlin/com/sangdol/roomescape/user/UserApiTest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/user/UserApiTest.kt
@ -148,15 +148,6 @@ class UserApiTest(
                        expectedErrorCode = AuthErrorCode.MEMBER_NOT_FOUND
                    )
                }
-
-                test("관리자") {
-                    runExceptionTest(
-                        token = testAuthUtil.defaultStoreAdminLogin().second,
-                        method = HttpMethod.GET,
-                        endpoint = endpoint,
-                        expectedErrorCode = AuthErrorCode.MEMBER_NOT_FOUND
-                    )
-                }
            }

            test("정상 응답") {
--- a/service/src/test/resources/application-test.yaml
+++ b/service/src/test/resources/application-test.yaml
@ -18,6 +18,9 @@ spring:
    init:
      mode: always
      schema-locations: classpath:schema/schema-mysql.sql
+  cache:
+    type: caffeine
+    cache-names: ${CACHE_NAMES:theme-details}

 security:
  jwt:
--- a/test-scripts/common.js
+++ b/test-scripts/common.js
@ -22,7 +22,7 @@ export function parseIdToString(response) {
 }

 export function maxIterations() {
-    const maxIterationsRes = http.get(`${BASE_URL}/tests/max-iterations`)
+    const maxIterationsRes = http.get(`http://localhost:8080/tests/max-iterations`)
    if (maxIterationsRes.status !== 200) {
        throw new Error('max-iterations 조회 실패')
    }
@ -32,7 +32,7 @@ export function maxIterations() {

 export function fetchUsers() {
    const userCount = Math.round(maxIterations() * 0.5)
-    const userAccountRes = http.get(`${BASE_URL}/tests/users?count=${userCount}`)
+    const userAccountRes = http.get(`http://localhost:8080/tests/users?count=${userCount}`)

    if (userAccountRes.status !== 200) {
        throw new Error('users 조회 실패')
@ -42,7 +42,7 @@ export function fetchUsers() {
 }

 export function fetchStores() {
-    const storeIdListRes = http.get(`${BASE_URL}/tests/stores`)
+    const storeIdListRes = http.get(`http://localhost:8080/tests/stores`)

    if (storeIdListRes.status !== 200) {
        throw new Error('stores 조회 실패')
@ -57,7 +57,7 @@ export function login(account, password, principalType) {
        password: password,
        principalType: principalType
    })
-    const params = { headers: { 'Content-Type': 'application/json' } }
+    const params = { headers: { 'Content-Type': 'application/json' }, tags: { name: '/auth/login' } }

    const loginRes = http.post(`${BASE_URL}/auth/login`, loginPayload, params)

@ -78,7 +78,7 @@ export function login(account, password, principalType) {
    }
 }

-export function getHeaders(token) {
+export function getHeaders(token, endpoint) {
    const headers = {
        'Content-Type': 'application/json',
    };
@ -87,5 +87,5 @@ export function getHeaders(token) {
        headers['Authorization'] = `Bearer ${token}`;
    }

-    return { headers: headers };
+    return { headers: headers, tags: { name: endpoint } };
 }
--- a/test-scripts/create-reservation-scripts.js
+++ b/test-scripts/create-reservation-scripts.js
@ -17,16 +17,10 @@ export const options = {
            executor: 'ramping-vus',
            startVUs: 0,
            stages: [
-                { duration: '1m', target: 100 },
-                { duration: '1m', target: 200 },
-                { duration: '1m', target: 300 },
-                { duration: '1m', target: 300 },
-                { duration: '1m', target: 400 },
-                { duration: '1m', target: 500 },
-                { duration: '2m', target: 500 },
-                { duration: '1m', target: 600 },
-                { duration: '1m', target: 800 },
-                { duration: '1m', target: 1000 },
+                { duration: '3m', target: 500 },
+                { duration: '2m', target: 1000 },
+                { duration: '2m', target: 1500 },
+                { duration: '3m', target: 1500 },
                { duration: '3m', target: 0 },
            ]
        }
@ -84,13 +78,13 @@ export default function (data) {

    const user = randomItem(users)
    const accessToken = login(user.account, user.password, 'USER').accessToken
-    const storeId = randomItem(stores).storeId
+    let storeId = randomItem(stores).storeId

    if (!accessToken) {
        console.log(`로그인 실패: token=${accessToken}`)
        return
    }
-    const targetDate = randomDayBetween(1, 4)
+    let targetDate

    let availableScheduleId, selectedThemeId, selectedThemeInfo, reservationId, totalAmount

@ -99,7 +93,10 @@ export default function (data) {
        let schedules

        while (searchTrial < 5) {
-            const res = http.get(`${BASE_URL}/stores/${storeId}/schedules?date=${targetDate}`)
+            storeId = randomItem(stores).storeId
+            targetDate = randomDayBetween(1, 7)
+            const params = getHeaders(accessToken, "/stores/${storeId}/schedules?date=${date}")
+            const res = http.get(`${BASE_URL}/stores/${storeId}/schedules?date=${targetDate}`, params)
            const result = check(res, {'일정 조회 성공': (r) => r.status === 200})
            if (result !== true) {
                continue
@ -125,7 +122,7 @@ export default function (data) {
            const randomThemesForFetchDetail = extractRandomThemeForFetchDetail(themesByStoreAndDate)

            randomThemesForFetchDetail.forEach(id => {
-                http.get(`${BASE_URL}/themes/${id}`)
+                http.get(`${BASE_URL}/themes/${id}`, getHeaders(accessToken, "/themes/${id}"))
                sleep(10)
            })
        })
@ -144,11 +141,11 @@ export default function (data) {

    let isScheduleHeld = false
    group(`일정 Holding 및 테마 정보 조회 -> 예약 과정중 첫 페이지의 작업 완료`, function () {
-        const holdRes = http.post(`${BASE_URL}/schedules/${availableScheduleId}/hold`, null, getHeaders(accessToken))
-        const body = JSON.parse(holdRes)
+        const holdRes = http.post(`${BASE_URL}/schedules/${availableScheduleId}/hold`, null, getHeaders(accessToken, "/schedules/${id}/hold"))
+        const body = JSON.parse(holdRes.body)

        if (check(holdRes, {'일정 점유 성공': (r) => r.status === 200})) {
-            const themeInfoRes = http.get(`${BASE_URL}/themes/${selectedThemeId}`)
+            const themeInfoRes = http.get(`${BASE_URL}/themes/${selectedThemeId}`, { tag: { name: "/themes/${id}"}})
            selectedThemeInfo = parseIdToString(themeInfoRes).data
            isScheduleHeld = true
        } else {
@ -167,7 +164,7 @@ export default function (data) {
    group(`예약 정보 입력 페이지`, function () {
        let userName, userContact
        group(`회원 연락처 조회`, function () {
-            const userContactRes = http.get(`${BASE_URL}/users/contact`, getHeaders(accessToken))
+            const userContactRes = http.get(`${BASE_URL}/users/contact`, getHeaders(accessToken, "/users/contact"))

            if (!check(userContactRes, {'회원 연락처 조회 성공': (r) => r.status === 200})) {
                throw new Error("회원 연락처 조회 과정에서 예외 발생")
@ -198,7 +195,7 @@ export default function (data) {
                requirement: requirement
            })

-            const pendingReservationCreateRes = http.post(`${BASE_URL}/reservations/pending`, payload, getHeaders(accessToken))
+            const pendingReservationCreateRes = http.post(`${BASE_URL}/reservations/pending`, payload, getHeaders(accessToken, "/reservations/pending"))
            const responseBody = parseIdToString(pendingReservationCreateRes)

            if (pendingReservationCreateRes.status !== 200) {
@ -236,7 +233,7 @@ export default function (data) {
        let isConfirmed = false
        while (trial < 2) {
            sleep(30)
-            const confirmOrderRes = http.post(`${BASE_URL}/orders/${reservationId}/confirm`, payload, getHeaders(accessToken))
+            const confirmOrderRes = http.post(`${BASE_URL}/orders/${reservationId}/confirm`, payload, getHeaders(accessToken, "/orders/${reservationId}/confirm"))

            if (check(confirmOrderRes, {'예약 확정 성공': (r) => r.status === 200})) {
                isConfirmed = true
--- a/test-scripts/create-schedule-scripts.js
+++ b/test-scripts/create-schedule-scripts.js
@ -1,19 +1,19 @@
 import http from 'k6/http';
-import {check, sleep} from 'k6';
+import {check} from 'k6';
 import exec from 'k6/execution';
 import {BASE_URL, getHeaders, login, parseIdToString} from "./common.js";
 import {randomIntBetween} from 'https://jslib.k6.io/k6-utils/1.2.0/index.js';


-const TOTAL_ITERATIONS = 85212;
+const TOTAL_ITERATIONS = 200000;

 export const options = {
    scenarios: {
        schedule_creation: {
            executor: 'shared-iterations',
-            vus: 263,
+            vus: 100,
            iterations: TOTAL_ITERATIONS,
-            maxDuration: '10m',
+            maxDuration: '30m',
        },
    },
    thresholds: {
@ -97,7 +97,7 @@ function createSchedule(storeId, accessToken, schedule) {
        time: schedule.time,
        themeId: schedule.themeId,
    });
-    const params = getHeaders(accessToken)
+    const params = getHeaders(accessToken, "/admin/stores/${id}/schedules")
    const res = http.post(`${BASE_URL}/admin/stores/${storeId}/schedules`, payload, params);

    const success = check(res, {'일정 생성 성공': (r) => r.status === 200 || r.status === 201});
@ -105,7 +105,6 @@ function createSchedule(storeId, accessToken, schedule) {
    if (!success) {
        console.error(`일정 생성 실패 [${res.status}]: 매장=${storeId}, ${schedule.date} ${schedule.time} (테마: ${schedule.themeId}) | 응답: ${res.body}`);
    }
-    sleep(5)

    return success;
 }
@ -113,7 +112,7 @@ function createSchedule(storeId, accessToken, schedule) {
 function generateDates(days) {
    const dates = [];
    const today = new Date();
-    for (let i = 1; i < days; i++) {
+    for (let i = 1; i <= days; i++) {
        const date = new Date(today);
        date.setDate(today.getDate() + i);
        dates.push(date.toISOString().split('T')[0]);
Author	SHA1	Message	Date
이상진	5e572c842c	Merge pull request '[#72 ] 로그 레벨 재조정' (#73 ) from refactor/#72 into main Reviewed-on: #73	2025-11-08 06:02:09 +00:00
pricelees	7a236a8196	chore: 미사용 마크다운 제거	2025-10-21 09:44:34 +09:00
pricelees	0756e21b63	refactor: 로그 레벨 재조정	2025-10-21 08:05:20 +09:00
pricelees	162e5bbc79	[#70 ] 중복 조회 로직에 로컬 캐시 도입 (#71 ) <!-- 제목 양식 --> <!-- [이슈번호] 작업 요약 (예시: [#10] Gitea 템플릿 생성) --> ## 📝 관련 이슈 및 PR PR과 관련된 이슈 번호 - #70 ## ✨ 작업 내용 <!-- 어떤 작업을 했는지 알려주세요! --> - Spring Cache + Caffeine 도입 - 테마 조회 및 수정 / 삭제 로직에 캐시 적용 ## 🧪 테스트 <!-- 어떤 테스트를 생각했고 진행했는지 알려주세요! --> - P95 응답 시간 약 14% 개선 - Hikari Pool Connection & Tomcat Threads에서의 개선 ## 📚 참고 자료 및 기타 <!-- 참고한 자료, 또는 논의할 사항이 있다면 알려주세요! --> Reviewed-on: #71 Co-authored-by: pricelees <priceelees@gmail.com> Co-committed-by: pricelees <priceelees@gmail.com>	2025-10-17 10:47:15 +00:00
pricelees	be2e6c606e	[#68 ] ArgumentResolver에서의 불필요한 DB 요청 로직 제거 (#69 ) <!-- 제목 양식 --> <!-- [이슈번호] 작업 요약 (예시: [#10] Gitea 템플릿 생성) --> ## 📝 관련 이슈 및 PR PR과 관련된 이슈 번호 - #68 ## ✨ 작업 내용 <!-- 어떤 작업을 했는지 알려주세요! --> - ArgumentResolver에서의 DB 조회 요청 제거 ## 🧪 테스트 <!-- 어떤 테스트를 생각했고 진행했는지 알려주세요! --> - 성능 테스트 결과 Hikari Pending 커넥션의 최대 개수가 80 -> 5로 대폭 감소 - Tomcat 스레드도 기존은 최대 200개까지 활성화 되었으나, 개선 후 최대 80까지만 처리됨. - P95 응답 시간 235 -> 141ms로 40% 개선 ## 📚 참고 자료 및 기타 <!-- 참고한 자료, 또는 논의할 사항이 있다면 알려주세요! --> Reviewed-on: #69 Co-authored-by: pricelees <priceelees@gmail.com> Co-committed-by: pricelees <priceelees@gmail.com>	2025-10-17 06:18:50 +00:00
pricelees	06f7faf7f9	[#66 ] 결제 & 예약 확정 로직 수정 (#67 ) <!-- 제목 양식 --> <!-- [이슈번호] 작업 요약 (예시: [#10] Gitea 템플릿 생성) --> ## 📝 관련 이슈 및 PR PR과 관련된 이슈 번호 - #66 ## ✨ 작업 내용 <!-- 어떤 작업을 했는지 알려주세요! --> - 이전 #64 의 작업 이후, 결제 & 예약 확정 API 로직은 총 3개의 독립된 트랜잭션을 사용함. - 검증 & 배치 충돌 방지를 위한 첫 번째 트랜잭션 이외의 다른 트랜잭션은 불필요하다고 판단함. -> PG사 성공 응답이 오면 나머지 작업은 \@Async 처리 후 바로 성공 응답 ## 🧪 테스트 <!-- 어떤 테스트를 생각했고 진행했는지 알려주세요! --> - 변경된 로직에 대한 통합 테스트 완료 - 성능 테스트 결과 P95 응답 시간 327.01ms -> 235.52ms / 평균 응답 시간 77.85 -> 68.16ms / 최대 응답 시간 5.26 -> 4.08초 단축 ## 📚 참고 자료 및 기타 <!-- 참고한 자료, 또는 논의할 사항이 있다면 알려주세요! --> Reviewed-on: #67 Co-authored-by: pricelees <priceelees@gmail.com> Co-committed-by: pricelees <priceelees@gmail.com>	2025-10-17 04:59:12 +00:00
pricelees	79de5c9c63	[#64 ] 결제 & 예약 확정 API에서의 트랜잭션 범위 수정 (#65 ) <!-- 제목 양식 --> <!-- [이슈번호] 작업 요약 (예시: [#10] Gitea 템플릿 생성) --> ## 📝 관련 이슈 및 PR PR과 관련된 이슈 번호 - #64 ## ✨ 작업 내용 <!-- 어떤 작업을 했는지 알려주세요! --> - 기존의 결제 시도 이력 테이블 조회 & 검증 -> 예약 / 일정 조회 및 검증을 하나의 트랜잭션으로 통합 - 예약 / 일정 LOCK 조회를 가장 먼저 수행 -> 배치와의 충돌을 방지하기 위함 ## 🧪 테스트 <!-- 어떤 테스트를 생각했고 진행했는지 알려주세요! --> - 동일 조건에서 테스트했을 때 P95 응답 시간 749 -> 327ms로 50% 가량 개선 확인 - 커넥션 대기로 길어진 최대 API 응답 시간 7.70 -> 2.88초로 대폭 감소 ## 📚 참고 자료 및 기타 <!-- 참고한 자료, 또는 논의할 사항이 있다면 알려주세요! --> Reviewed-on: #65 Co-authored-by: pricelees <priceelees@gmail.com> Co-committed-by: pricelees <priceelees@gmail.com>	2025-10-15 02:24:18 +00:00