diff --git a/.env.local.example b/.env.local.example
new file mode 100644
index 0000000..faf0b1d
--- /dev/null
+++ b/.env.local.example
@@ -0,0 +1,21 @@
+# git-ranker 로컬 도커 실행용 환경변수 템플릿 (SPRING_PROFILES_ACTIVE=local)
+# 사용법: cp .env.local.example .env.local 후 값 채우기 (.env.local 은 gitignore 대상)
+# 실행:  docker compose --env-file .env.local -f docker-compose.local.yml up -d --build
+
+# --- Database (local) ---
+DB_NAME=git_ranker
+DB_USERNAME=root
+DB_PASSWORD=root
+
+# --- GitHub OAuth App (local): 본인 OAuth App 값 ---
+GITHUB_CLIENT_ID=
+GITHUB_CLIENT_SECRET=
+GITHUB_REDIRECT_URI=http://localhost:8080/login/oauth2/code/github
+
+# --- JWT: JWT_SECRET 은 32바이트 이상 랜덤 시크릿 ---
+JWT_SECRET=
+JWT_ACCESS_TOKEN_EXPIRATION=900000
+JWT_REFRESH_TOKEN_EXPIRATION=86400000
+
+# --- GitHub GraphQL API tokens (comma-separated, 토큰 풀 로테이션) ---
+GITHUB_API_TOKENS=
diff --git a/.gitignore b/.gitignore
index 4226467..16dc9f2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,6 +5,8 @@ build/**
 !**/src/main/**/build/
 !**/src/test/**/build/
 .env
+.env.*
+!.env*.example
 
 ### STS ###
 .apt_generated
diff --git a/docker-compose.local.yml b/docker-compose.local.yml
new file mode 100644
index 0000000..f1c1f14
--- /dev/null
+++ b/docker-compose.local.yml
@@ -0,0 +1,62 @@
+# 로컬 개발용 (SPRING_PROFILES_ACTIVE=local): API + MySQL 두 컨테이너만.
+# 운영 스택(docker-compose.yml)과 분리 — 모니터링(Prometheus/Loki/Grafana) 없음.
+# 실행: docker compose --env-file .env.local -f docker-compose.local.yml up -d --build
+# 검증: curl http://localhost:9090/actuator/health
+services:
+  git-ranker-api:
+    build: .
+    container_name: git-ranker-api-local
+    ports:
+      - "8080:8080"
+      - "127.0.0.1:9090:9090"
+    environment:
+      SPRING_PROFILES_ACTIVE: local
+      # application-local.yml이 ${DB_URL}을 읽음 → 컨테이너에선 localhost가 아니라 DB 서비스명으로 구성
+      DB_URL: jdbc:mysql://git-ranker-db:3306/${DB_NAME}?useSSL=false&allowPublicKeyRetrieval=true&serverTimezone=Asia/Seoul
+      DB_USERNAME: ${DB_USERNAME}
+      DB_PASSWORD: ${DB_PASSWORD}
+      GITHUB_CLIENT_ID: ${GITHUB_CLIENT_ID}
+      GITHUB_CLIENT_SECRET: ${GITHUB_CLIENT_SECRET}
+      GITHUB_REDIRECT_URI: ${GITHUB_REDIRECT_URI}
+      GITHUB_API_TOKENS: ${GITHUB_API_TOKENS}
+      JWT_SECRET: ${JWT_SECRET}
+      JWT_ACCESS_TOKEN_EXPIRATION: ${JWT_ACCESS_TOKEN_EXPIRATION}
+      JWT_REFRESH_TOKEN_EXPIRATION: ${JWT_REFRESH_TOKEN_EXPIRATION}
+      TZ: Asia/Seoul
+    depends_on:
+      git-ranker-db:
+        condition: service_healthy
+    healthcheck:
+      test: ["CMD", "wget", "-q", "--spider", "http://localhost:9090/actuator/health"]
+      interval: 10s
+      timeout: 5s
+      retries: 10
+    networks:
+      - git-ranker-local-net
+
+  git-ranker-db:
+    image: mysql:8.0
+    container_name: git-ranker-db-local
+    restart: unless-stopped
+    environment:
+      MYSQL_DATABASE: ${DB_NAME}
+      MYSQL_ROOT_PASSWORD: ${DB_PASSWORD}   # 앱이 root로 접속 (DB_USERNAME=root). MySQL 이미지는 MYSQL_USER=root를 거부하므로 root 계정 사용.
+      TZ: Asia/Seoul
+    ports:
+      - "127.0.0.1:3306:3306"
+    volumes:
+      - mysql_data_local:/var/lib/mysql
+    healthcheck:
+      test: ["CMD", "mysqladmin", "ping", "-h", "localhost"]
+      interval: 10s
+      timeout: 5s
+      retries: 10
+    networks:
+      - git-ranker-local-net
+
+networks:
+  git-ranker-local-net:
+    driver: bridge
+
+volumes:
+  mysql_data_local:
diff --git a/docs/DEVELOPMENT.md b/docs/DEVELOPMENT.md
index db4b583..a90f5f8 100644
--- a/docs/DEVELOPMENT.md
+++ b/docs/DEVELOPMENT.md
@@ -14,16 +14,16 @@
 
 | 프로파일 | 용도 | 특징 |
 |---|---|---|
-| `local` | 로컬 개발 | localhost MySQL, `LOCAL_*` OAuth env, CORS localhost:3000, 쿠키 non-secure |
+| `local` | 로컬 개발 | MySQL, OAuth·DB env(`.env.local`), CORS localhost:3000, 쿠키 non-secure |
 | `prod` | 운영 | `DB_URL` 등 운영 env, git-ranker.com CORS, secure 쿠키, actuator 노출 축소 |
 
 ## 필요 환경 변수 (local)
 
-`spring-dotenv`가 루트 `.env`를 읽는다.
+`local`·`prod`가 같은 변수명을 쓰고, 값은 환경별 파일로 구분한다. 로컬 도커는 `--env-file .env.local`로 주입한다(템플릿 `.env.local.example`).
 
-```
-LOCAL_DB_USERNAME, LOCAL_DB_PASSWORD
-LOCAL_GITHUB_CLIENT_ID, LOCAL_GITHUB_CLIENT_SECRET, LOCAL_GITHUB_REDIRECT_URI
+```text
+DB_NAME, DB_USERNAME, DB_PASSWORD
+GITHUB_CLIENT_ID, GITHUB_CLIENT_SECRET, GITHUB_REDIRECT_URI
 JWT_SECRET, JWT_ACCESS_TOKEN_EXPIRATION, JWT_REFRESH_TOKEN_EXPIRATION
 GITHUB_API_TOKENS   # GitHub GraphQL 토큰 (콤마 구분, 토큰 풀 로테이션)
 ```
@@ -31,12 +31,19 @@ GITHUB_API_TOKENS   # GitHub GraphQL 토큰 (콤마 구분, 토큰 풀 로테이
 ## 실행
 
 ```bash
-SPRING_PROFILES_ACTIVE=local ./gradlew bootRun   # 앱 실행 (8080)
+SPRING_PROFILES_ACTIVE=local ./gradlew bootRun   # 호스트 직접 실행: 아래 도커 권장. 이 경로는 spring-dotenv가 읽는 .env(로컬 변수 전체)가 필요
 ./gradlew test                                    # 단위 테스트
 ./gradlew build                                   # 패키징 (CI는 build -x test)
 ```
 
-docker-compose 전체 스택(api + db + 모니터링)은 `docker compose up -d`. 서비스: `git-ranker-api`(8080, mgmt 9090), `git-ranker-db`(MySQL 8.0), `prometheus`, `loki`, `promtail`, `grafana`(3001).
+로컬 도커(api + db만, `local` 프로파일):
+
+```bash
+docker compose --env-file .env.local -f docker-compose.local.yml up -d --build   # 기동
+docker compose --env-file .env.local -f docker-compose.local.yml down            # 정지(-v 추가 시 DB 볼륨 삭제)
+```
+
+운영 전체 스택(api + db + 모니터링)은 `docker compose up -d`. 서비스: `git-ranker-api`(8080, mgmt 9090), `git-ranker-db`(MySQL 8.0), `prometheus`, `loki`, `promtail`, `grafana`(3001).
 
 ## 주요 엔드포인트
 
diff --git a/src/main/resources/application-local.yml b/src/main/resources/application-local.yml
index cbfb6ee..f60a68d 100644
--- a/src/main/resources/application-local.yml
+++ b/src/main/resources/application-local.yml
@@ -4,22 +4,26 @@ spring:
       on-profile: local
 
   datasource:
-    url: jdbc:mysql://localhost:3306/git_ranker?useSSL=false&allowPublicKeyRetrieval=true&serverTimezone=Asia/Seoul
-    username: ${LOCAL_DB_USERNAME}
-    password: ${LOCAL_DB_PASSWORD}
+    url: ${DB_URL}
+    username: ${DB_USERNAME}
+    password: ${DB_PASSWORD}
     driver-class-name: com.mysql.cj.jdbc.Driver
 
+  jpa:
+    hibernate:
+      ddl-auto: update
+
   security:
     oauth2:
       client:
         registration:
           github:
-            client-id: ${LOCAL_GITHUB_CLIENT_ID}
-            client-secret: ${LOCAL_GITHUB_CLIENT_SECRET}
+            client-id: ${GITHUB_CLIENT_ID}
+            client-secret: ${GITHUB_CLIENT_SECRET}
             scope:
               - read:user
               - user:email
-            redirect-uri: ${LOCAL_GITHUB_REDIRECT_URI}
+            redirect-uri: ${GITHUB_REDIRECT_URI}
 
 jwt:
   secret: ${JWT_SECRET}
@@ -39,4 +43,4 @@ app:
     authorized-redirect-uri: http://localhost:3000/auth/callback
   cookie:
     domain: localhost
-    secure: false
\ No newline at end of file
+    secure: false