diff --git a/.github/workflows/.DS_Store b/.github/workflows/.DS_Store
new file mode 100644
index 0000000..5008ddf
Binary files /dev/null and b/.github/workflows/.DS_Store differ
diff --git a/.github/workflows/develop_build_deploy.yml b/.github/workflows/develop_build_deploy.yml
index 67a7d2a..86eb7a1 100644
--- a/.github/workflows/develop_build_deploy.yml
+++ b/.github/workflows/develop_build_deploy.yml
@@ -1,140 +1,119 @@
-#name: develop push Build and Deploy
-#
-#on:
-#  push:
-#    branches: [ "develop" ]
-#
-#env:
-#  DOCKERHUB_USERNAME: fittheman
-#  DOCKERHUB_IMAGE_NAME: fittheman-server
-#
-#jobs:
-#  build-deploy:
-#    runs-on: ubuntu-latest
-#    environment: DEV
-#
-#    steps:
-#      # 체크아웃
-#      - name: Checkout
-#        uses: actions/checkout@v4
-#
-#      # JDK 17 세팅
-#      - name: Set up JDK 17
-#        uses: actions/setup-java@v4
-#        with:
-#          java-version: '17'
-#          distribution: 'temurin'
-#
-#      # 테스트 환경에서 필요한 컨테이너 실행 (redis, postgres)
-#      - name: Run Containers
-#        run: docker compose -f ./docker-compose-test.yml up -d
-#
-#      # 테스트 환경에서 필요한 스키마, 데이터 등록
-#      - name: Apply Schema and Data
-#        env:
-#          TEST_POSTGRES_CONTAINER_NAME: "${{ github.event.repository.name }}-postgres-1"
-#          TEST_POSTGRES_USER: test
-#          TEST_POSTGRES_DB: ftm_test_db
-#        run: |
-#          echo "⏳ Waiting for postgres to be ready..."
-#          until docker exec -i $TEST_POSTGRES_CONTAINER_NAME pg_isready -U $TEST_POSTGRES_USER -d $TEST_POSTGRES_DB; do
-#            echo "postgres is not ready yet. Retrying in 3 seconds..."
-#            sleep 3
-#          done
-#          echo "✅ postgres is ready!"
-#
-#          echo "${{ secrets.SCHEMA_SQL }}" | docker exec -i $TEST_POSTGRES_CONTAINER_NAME psql -U $TEST_POSTGRES_USER -d $TEST_POSTGRES_DB
-#          echo "${{ secrets.DATA_SQL }}" | docker exec -i $TEST_POSTGRES_CONTAINER_NAME psql -U $TEST_POSTGRES_USER -d $TEST_POSTGRES_DB
-#
-#      # Gradlew 실행 권한 허용
-#      - name: Grant Execute Permission for Gradlew
-#        run: chmod +x ./gradlew
-#
-#      # .env 파일 생성
-#      - name: Load secrets into .env file
-#        run: |
-#          echo "${{ secrets.ENV }}" >> .env
-#
-#      # Swagger API 문서화 task 실행
-#      - name: Apply Swagger API Document Task
-#        run: ./gradlew copyOasToSwagger
-#
-#      # Rest Docs API 문서화 task 실행
-#      - name: Apply Rest Docs API Document Task
-#        run: ./gradlew copyDocument
-#
-#      # Gradle 빌드
-#      - name: Build with Gradle
-#        id: gradle
-#        uses: gradle/gradle-build-action@v2
-#        with:
-#          arguments: |
-#            bootJar
-#            --scan
-#          cache-read-only: ${{ github.ref != 'refs/heads/main' && github.ref != 'refs/heads/develop' }}
-#
-#      # Dockerhub 로그인
-#      - name: Login to Dockerhub
-#        uses: docker/login-action@v3
-#        with:
-#          username: ${{ env.DOCKERHUB_USERNAME }}
-#          password: ${{ secrets.DOCKERHUB_ACCESS_TOKEN }}
-#
-#      # Docker 메타데이터
-#      - name: Extract Docker metadata
-#        id: metadata
-#        uses: docker/metadata-action@v5.5.0
-#        env:
-#          DOCKERHUB_IMAGE_FULL_NAME: ${{ env.DOCKERHUB_USERNAME }}/${{ env.DOCKERHUB_IMAGE_NAME }}
-#        with:
-#          images: ${{ env.DOCKERHUB_IMAGE_FULL_NAME }}
-#          tags: |
-#            type=sha,prefix=
-#
-#      # Docker 이미지 빌드, 도커허브 푸시
-#      - name: Build and Push Docker image
-#        uses: docker/build-push-action@v3
-#        with:
-#          context: .
-#          push: true
-#          tags: ${{ steps.metadata.outputs.tags }}  # 추출된 도커 메타데이터 tags -> "${DOCKERHUB_USERNAME}/${DOCKERHUB_IMAGE_NAME}:{TAG}
-#
-#      # EC2 서버로 docker-compose.yml 파일 복사
-#      - name: Copy docker-compose file to EC2
-#        uses: burnett01/rsync-deployments@7.0.1
-#        with:
-#          switches: -avzr --delete
-#          path: docker-compose.yml
-#          remote_host: ${{ secrets.EC2_HOST }}
-#          remote_user: ${{ secrets.EC2_USER }}
-#          remote_key: ${{ secrets.SSH_PRIVATE_KEY }}
-#          remote_path: /home/ubuntu/
-#
-#      # EC2 서버로 nginx 파일 복사
-#      # docker-compose.yml 에서 nginx 컨테이너 실행 시 파일을 마운트하기 위함
-#      - name: Copy default.conf file to EC2
-#        uses: burnett01/rsync-deployments@7.0.1
-#        with:
-#          switches: -avzr --delete
-#          path: ./nginx
-#          remote_host: ${{ secrets.EC2_HOST }}
-#          remote_user: ${{ secrets.EC2_USER }}
-#          remote_key: ${{ secrets.SSH_PRIVATE_KEY }}
-#          remote_path: /home/ubuntu
-#
-#      # EC2 배포
-#      - name: Deploy to EC2 Server
-#        uses: appleboy/ssh-action@v1.0.3
-#        env:
-#          IMAGE_FULL_PATH: ${{ steps.metadata.outputs.tags }}
-#          DOCKERHUB_IMAGE_NAME: ${{ env.DOCKERHUB_IMAGE_NAME }}
-#        with:
-#          host: ${{ secrets.EC2_HOST }}
-#          username: ${{ secrets.EC2_USER }}
-#          key: ${{ secrets.SSH_PRIVATE_KEY }}
-#          envs: IMAGE_FULL_PATH, DOCKERHUB_IMAGE_NAME # docker-compose.yml 에서 사용할 환경 변수
-#          debug: true
-#          script: |
-#            echo "${{ secrets.DOCKERHUB_ACCESS_TOKEN }}" | docker login -u "${{ secrets.DOCKERHUB_USERNAME }}" --password-stdin
-#            docker compose up -d
-#            docker image prune -a -f
\ No newline at end of file
+name: develop push Build and Deploy
+
+on:
+  push:
+    branches: [ "develop" ]
+
+env:
+  DOCKERHUB_USERNAME: fittheman
+  DOCKERHUB_IMAGE_NAME: fittheman-server
+
+jobs:
+  build-deploy:
+    runs-on: ubuntu-latest
+    environment: DEV
+
+    steps:
+      # 체크아웃
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ inputs.ref }}
+
+      # JDK 17 세팅
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+
+      # 테스트 환경에서 필요한 컨테이너 실행 (redis, postgres)
+      - name: Run Containers
+        run: docker compose -f ./docker-compose-test.yml up -d
+
+      # 테스트 환경에서 필요한 스키마, 데이터 등록
+      - name: Apply Schema and Data
+        env:
+          TEST_POSTGRES_CONTAINER_NAME: "${{ github.event.repository.name }}-postgres-1"
+          TEST_POSTGRES_USER: test
+          TEST_POSTGRES_DB: ftm_test_db
+        run: |
+          echo "⏳ Waiting for postgres to be ready..."
+          until docker exec -i $TEST_POSTGRES_CONTAINER_NAME pg_isready -U $TEST_POSTGRES_USER -d $TEST_POSTGRES_DB; do
+            echo "postgres is not ready yet. Retrying in 3 seconds..."
+            sleep 3
+          done
+          echo "✅ postgres is ready!"
+
+          echo "${{ secrets.SCHEMA_SQL }}" | docker exec -i $TEST_POSTGRES_CONTAINER_NAME psql -U $TEST_POSTGRES_USER -d $TEST_POSTGRES_DB
+          echo "${{ secrets.DATA_SQL }}" | docker exec -i $TEST_POSTGRES_CONTAINER_NAME psql -U $TEST_POSTGRES_USER -d $TEST_POSTGRES_DB
+
+      # Gradlew 실행 권한 허용
+      - name: Grant Execute Permission for Gradlew
+        run: chmod +x ./gradlew
+
+      # .env 파일 생성
+      - name: Load secrets into .env file
+        run: |
+          echo "${{ secrets.ENV }}" >> .env
+
+      # Swagger API 문서화 task 실행
+      - name: Apply Swagger API Document Task
+        run: ./gradlew copyOasToSwagger
+
+      # Rest Docs API 문서화 task 실행
+      - name: Apply Rest Docs API Document Task
+        run: ./gradlew copyDocument
+
+      # Gradle 빌드
+      - name: Build with Gradle
+        id: gradle
+        uses: gradle/gradle-build-action@v2
+        with:
+          arguments: |
+            bootJar
+            --scan
+          cache-read-only: ${{ github.ref != 'refs/heads/main' && github.ref != 'refs/heads/develop' }}
+
+      # Dockerhub 로그인
+      - name: Login to Dockerhub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ env.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_ACCESS_TOKEN }}
+
+      # Docker 메타데이터
+      - name: Extract Docker metadata
+        id: metadata
+        uses: docker/metadata-action@v5.5.0
+        env:
+          DOCKERHUB_IMAGE_FULL_NAME: ${{ env.DOCKERHUB_USERNAME }}/${{ env.DOCKERHUB_IMAGE_NAME }}
+        with:
+          images: ${{ env.DOCKERHUB_IMAGE_FULL_NAME }}
+          tags: |
+            type=sha,prefix=
+
+      # Docker 이미지 빌드, 도커허브 푸시
+      - name: Build and Push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.metadata.outputs.tags }}  # 추출된 도커 메타데이터 tags -> "${DOCKERHUB_USERNAME}/${DOCKERHUB_IMAGE_NAME}:{TAG}
+
+      # GCE 배포
+      - name: Deploy to GCE Server
+        uses: appleboy/ssh-action@v1.0.3
+        env:
+          IMAGE_FULL_PATH: ${{ steps.metadata.outputs.tags }}
+          DOCKERHUB_IMAGE_NAME: ${{ env.DOCKERHUB_IMAGE_NAME }}
+        with:
+          host: ${{ secrets.GCE_HOST }}
+          username: ${{ secrets.GCE_USER }}
+          key: ${{ secrets.GCE_SSH_PRIVATE_KEY }}
+          envs: IMAGE_FULL_PATH, DOCKERHUB_IMAGE_NAME # docker-compose.yml 에서 사용할 환경 변수
+          debug: true
+          script: |
+            echo "${{ secrets.DOCKERHUB_ACCESS_TOKEN }}" | docker login -u "${{ secrets.DOCKERHUB_USERNAME }}" --password-stdin
+            docker compose up -d
+            docker image prune -a -f
\ No newline at end of file
diff --git a/.github/workflows/develop-build-deploy-gce-manual.yml b/.github/workflows/develop_build_deploy_manual.yml
similarity index 97%
rename from .github/workflows/develop-build-deploy-gce-manual.yml
rename to .github/workflows/develop_build_deploy_manual.yml
index 794a272..c7dcfba 100644
--- a/.github/workflows/develop-build-deploy-gce-manual.yml
+++ b/.github/workflows/develop_build_deploy_manual.yml
@@ -1,10 +1,10 @@
-name: develop push Build and Deploy (GCE)
+name: develop push Build and Deploy Manual
 
 on:
   workflow_dispatch:
     inputs:
       ref:
-        description: "배포할 브랜치 (수동 테스트 전용)"
+        description: "배포할 브랜치 (수동 배포)"
         required: true
         default: "chore/#169"
 
diff --git a/build.gradle b/build.gradle
index 6174dd5..7a9b78d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -96,7 +96,8 @@ tasks.named('test') {
 openapi3 {
     servers = [
             { url = "http://localhost:8080/" },
-            { url = "https://dev-api.fittheman.site/" }
+            { url = "https://dev-api.fittheman.site/" },
+            { url = "https://dev-api-gcp.fittheman.site/" }
     ]
     title = '핏더맨 API DOCUMENT'
     description = '핏더맨 api 명세서입니다.'
diff --git a/docker-compose.yml b/docker-compose.yml
deleted file mode 100644
index 5dff262..0000000
--- a/docker-compose.yml
+++ /dev/null
@@ -1,55 +0,0 @@
-services:
-  backend:  # 서버 컨테이너
-    image: ${IMAGE_FULL_PATH}
-    container_name: ${DOCKERHUB_IMAGE_NAME}
-    expose: # nginx 에서만 접근 가능하도록 expose 설정
-      - "8080"
-    volumes:
-      - ./app-logs/errors:/logs # 서버 에러 경로 볼륨 마운트
-    restart: always
-    environment:
-      - TZ=Asia/Seoul
-    networks:
-      - "ftm-network"
-    env_file:  # 배포 환경 .env 파일 참조
-      - .env
-
-  redis:  # Redis 컨테이너
-    image: "redis:alpine"
-    container_name: redis
-    ports:
-      - "6379:6379"
-    environment:
-      - TZ=Asia/Seoul
-    networks:
-      - "ftm-network"
-
-  nginx:  # Nginx 컨테이너
-    image: "nginx:alpine"
-    container_name: nginx
-    ports:
-      - "80:80"
-      - "443:443"
-    restart: always
-    volumes:
-      - ./nginx/default.conf:/etc/nginx/conf.d/default.conf
-      - ./data/certbot/conf:/etc/letsencrypt
-      - ./data/certbot/www:/var/www/certbot
-    environment:
-      - TZ=Asia/Seoul
-    networks:
-      - "ftm-network"
-    depends_on:
-      - backend
-      - certbot
-
-  certbot:  # certbot 컨테이너 (ssl/tls 인증서 자동 갱신 및 관리 도구)
-    image: "certbot/certbot"
-    volumes:
-      - ./data/certbot/conf:/etc/letsencrypt
-      - ./data/certbot/www:/var/www/certbot
-    entrypoint: "/bin/sh -c 'trap exit TERM; while :; do certbot renew --quiet && nginx -s reload; sleep 12h & wait $${!}; done;'"
-
-networks:
-  ftm-network:
-    driver: bridge
\ No newline at end of file
diff --git a/nginx/default.conf b/nginx/default.conf
deleted file mode 100644
index 97a45c2..0000000
--- a/nginx/default.conf
+++ /dev/null
@@ -1,29 +0,0 @@
-server {
-    listen 80;
-    server_name dev-api.fittheman.site;
-
-    location /.well-known/acme-challenge/ {
-        allow all;
-        root /var/www/certbot;
-    }
-
-    location / {
-        return 301 https://$host$request_uri;
-    }
-}
-
-server {
-    listen 443 ssl;
-    server_name dev-api.fittheman.site;
-
-    ssl_certificate /etc/letsencrypt/live/dev-api.fittheman.site/fullchain.pem;
-    ssl_certificate_key /etc/letsencrypt/live/dev-api.fittheman.site/privkey.pem;
-
-    location / {
-        proxy_pass http://fittheman-server:8080;
-        proxy_set_header Host $host;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto $scheme;
-    }
-}
\ No newline at end of file
diff --git a/src/main/java/com/ftm/server/infrastructure/s3/S3Config.java b/src/main/java/com/ftm/server/infrastructure/s3/S3Config.java
index f9f58e1..dab26b7 100644
--- a/src/main/java/com/ftm/server/infrastructure/s3/S3Config.java
+++ b/src/main/java/com/ftm/server/infrastructure/s3/S3Config.java
@@ -3,9 +3,13 @@
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
-import software.amazon.awssdk.auth.credentials.DefaultCredentialsProvider;
+import software.amazon.awssdk.auth.credentials.AwsBasicCredentials;
+import software.amazon.awssdk.auth.credentials.StaticCredentialsProvider;
 import software.amazon.awssdk.regions.Region;
 import software.amazon.awssdk.services.s3.S3Client;
+import software.amazon.awssdk.services.sts.StsClient;
+import software.amazon.awssdk.services.sts.auth.StsAssumeRoleCredentialsProvider;
+import software.amazon.awssdk.services.sts.model.AssumeRoleRequest;
 
 @Configuration
 public class S3Config {
@@ -13,13 +17,44 @@ public class S3Config {
     @Value("${aws.s3.region}")
     private String region;
 
+    @Value("${aws.credentials.access-key}")
+    private String accessKey;
+
+    @Value("${aws.credentials.secret-key}")
+    private String secretKey;
+
+    @Value("${aws.sts.role-arn}")
+    private String roleArn;
+
+    @Value("${aws.sts.role-session-name}")
+    private String roleSessionName;
+
     @Bean
     public S3Client s3Client() {
+        StaticCredentialsProvider baseCredentials =
+                StaticCredentialsProvider.create(AwsBasicCredentials.create(accessKey, secretKey));
+
+        StsClient sts =
+                StsClient.builder()
+                        .region(Region.of(region))
+                        .credentialsProvider(baseCredentials)
+                        .build();
+
+        StsAssumeRoleCredentialsProvider assumeRoleProvider =
+                StsAssumeRoleCredentialsProvider.builder()
+                        .stsClient(sts)
+                        .refreshRequest(
+                                AssumeRoleRequest.builder()
+                                        .roleArn(roleArn)
+                                        .roleSessionName(roleSessionName)
+                                        .build())
+                        .build();
+
+        assumeRoleProvider.resolveCredentials();
+
         return S3Client.builder()
                 .region(Region.of(region))
-                .credentialsProvider(
-                        DefaultCredentialsProvider
-                                .create()) // EC2에서는 자동 인식 & window&mac 에서는 환경 변수 설정 필요
+                .credentialsProvider(assumeRoleProvider)
                 .build();
     }
 }
diff --git a/src/main/java/com/ftm/server/infrastructure/security/SecurityConfig.java b/src/main/java/com/ftm/server/infrastructure/security/SecurityConfig.java
index 006dc04..3e79a2e 100644
--- a/src/main/java/com/ftm/server/infrastructure/security/SecurityConfig.java
+++ b/src/main/java/com/ftm/server/infrastructure/security/SecurityConfig.java
@@ -73,7 +73,7 @@ public class SecurityConfig {
         "/api/posts/products"
     };
 
-    private static final String[] ANONYMOUS_MATCHERS = {"/docs/**"};
+    private static final String[] ANONYMOUS_MATCHERS = {"/docs/**", "/api/internal/s3/**"};
 
     @Bean
     public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
diff --git a/src/main/resources/application-storage.yml b/src/main/resources/application-storage.yml
index 9a037f6..961fe5b 100644
--- a/src/main/resources/application-storage.yml
+++ b/src/main/resources/application-storage.yml
@@ -14,4 +14,10 @@ aws:
     path:
       user: "users"
       post: "posts"
-      product: "products"
\ No newline at end of file
+      product: "products"
+  sts:
+    role-arn: ${AWS_ROLE_ARN}
+    role-session-name: ftm-dev-s3
+  credentials:
+    access-key: ${AWS_ACCESS_KEY_ID}
+    secret-key: ${AWS_SECRET_ACCESS_KEY}
\ No newline at end of file