diff --git a/build.gradle b/build.gradle
index 98a44e9..001ba26 100644
--- a/build.gradle
+++ b/build.gradle
@@ -45,6 +45,9 @@ dependencies {
 	compileOnly 'org.projectlombok:lombok'
 	annotationProcessor 'org.projectlombok:lombok'
 
+	// S3
+	implementation 'org.springframework.cloud:spring-cloud-starter-aws:2.2.1.RELEASE'
+
 	// test
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 	testImplementation 'org.springframework.security:spring-security-test'
diff --git a/src/main/java/donggukthon/volunmate/config/S3Config.java b/src/main/java/donggukthon/volunmate/config/S3Config.java
new file mode 100644
index 0000000..2be802a
--- /dev/null
+++ b/src/main/java/donggukthon/volunmate/config/S3Config.java
@@ -0,0 +1,34 @@
+package donggukthon.volunmate.config;
+
+import com.amazonaws.auth.AWSStaticCredentialsProvider;
+import com.amazonaws.auth.BasicAWSCredentials;
+import com.amazonaws.services.s3.AmazonS3Client;
+import com.amazonaws.services.s3.AmazonS3ClientBuilder;
+import lombok.Getter;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@Getter
+public class S3Config {
+    @Value("${cloud.aws.access_key}")
+    private String accessKey;
+
+    @Value("${cloud.aws.secret_key}")
+    private String secretKey;
+
+    @Value("${cloud.aws.region}")
+    private String region;
+
+    @Value("${cloud.aws.s3_bucket}")
+    private String bucket;
+
+    @Bean
+    public AmazonS3Client amazonS3Client() {
+        return (AmazonS3Client) AmazonS3ClientBuilder.standard()
+                .withRegion(region).enablePathStyleAccess()
+                .build();
+    }
+}
diff --git a/src/main/java/donggukthon/volunmate/config/WebMvcConfig.java b/src/main/java/donggukthon/volunmate/config/WebMvcConfig.java
index e9bfcb1..a09a8d8 100644
--- a/src/main/java/donggukthon/volunmate/config/WebMvcConfig.java
+++ b/src/main/java/donggukthon/volunmate/config/WebMvcConfig.java
@@ -1,7 +1,7 @@
 package donggukthon.volunmate.config;
 
-import donggukthon.volunmate.interceptor.SocialIdArgumentResolver;
-import donggukthon.volunmate.interceptor.SocialIdInterceptor;
+import donggukthon.volunmate.interceptor.pre.SocialIdArgumentResolver;
+import donggukthon.volunmate.interceptor.pre.SocialIdInterceptor;
 import lombok.RequiredArgsConstructor;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.web.method.support.HandlerMethodArgumentResolver;
diff --git a/src/main/java/donggukthon/volunmate/exception/ErrorCode.java b/src/main/java/donggukthon/volunmate/exception/ErrorCode.java
index 8bd112a..1e9af3d 100644
--- a/src/main/java/donggukthon/volunmate/exception/ErrorCode.java
+++ b/src/main/java/donggukthon/volunmate/exception/ErrorCode.java
@@ -30,6 +30,8 @@ public enum ErrorCode {
      * 404 Not Found
      */
     NOT_FOUND_ERROR(404, HttpStatus.NOT_FOUND, "요청하신 리소스를 찾을 수 없습니다."),
+    FILE_NOT_FOUND(404, HttpStatus.NOT_FOUND, "요청하신 파일을 찾을 수 없습니다."),
+    FILE_UPLOAD_ERROR(404, HttpStatus.NOT_FOUND, "파일 업로드에 실패하였습니다."),
 
     /**
      * 405 Method Not Allowed
diff --git a/src/main/java/donggukthon/volunmate/interceptor/post/SuccessResponseAdvice.java b/src/main/java/donggukthon/volunmate/interceptor/post/SuccessResponseAdvice.java
new file mode 100644
index 0000000..0559f48
--- /dev/null
+++ b/src/main/java/donggukthon/volunmate/interceptor/post/SuccessResponseAdvice.java
@@ -0,0 +1,33 @@
+package donggukthon.volunmate.interceptor.post;
+
+import donggukthon.volunmate.dto.exception.ResponseDto;
+import lombok.RequiredArgsConstructor;
+import org.springframework.core.MethodParameter;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.MediaType;
+import org.springframework.http.converter.HttpMessageConverter;
+import org.springframework.http.server.ServerHttpRequest;
+import org.springframework.http.server.ServerHttpResponse;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice;
+
+@RestControllerAdvice
+@RequiredArgsConstructor
+public class SuccessResponseAdvice implements ResponseBodyAdvice<Object> {
+
+    @Override
+    public boolean supports(MethodParameter returnType, Class<? extends HttpMessageConverter<?>> converterType) {
+        return true;
+    }
+
+    @Override
+    public Object beforeBodyWrite(Object body, MethodParameter returnType, MediaType selectedContentType,
+                               Class<? extends HttpMessageConverter<?>> selectedConverterType,
+                               ServerHttpRequest request, ServerHttpResponse response) {
+        if (body instanceof ResponseDto<?> responseDto) {
+            HttpStatus status = responseDto.getHttpStatus();
+            response.setStatusCode(status);
+        }
+        return body;
+    }
+}
diff --git a/src/main/java/donggukthon/volunmate/interceptor/SocialIdArgumentResolver.java b/src/main/java/donggukthon/volunmate/interceptor/pre/SocialIdArgumentResolver.java
similarity index 96%
rename from src/main/java/donggukthon/volunmate/interceptor/SocialIdArgumentResolver.java
rename to src/main/java/donggukthon/volunmate/interceptor/pre/SocialIdArgumentResolver.java
index a753a76..beff2c1 100644
--- a/src/main/java/donggukthon/volunmate/interceptor/SocialIdArgumentResolver.java
+++ b/src/main/java/donggukthon/volunmate/interceptor/pre/SocialIdArgumentResolver.java
@@ -1,4 +1,4 @@
-package donggukthon.volunmate.interceptor;
+package donggukthon.volunmate.interceptor.pre;
 
 import donggukthon.volunmate.annotation.SocialId;
 import donggukthon.volunmate.constant.Constants;
diff --git a/src/main/java/donggukthon/volunmate/interceptor/SocialIdInterceptor.java b/src/main/java/donggukthon/volunmate/interceptor/pre/SocialIdInterceptor.java
similarity index 94%
rename from src/main/java/donggukthon/volunmate/interceptor/SocialIdInterceptor.java
rename to src/main/java/donggukthon/volunmate/interceptor/pre/SocialIdInterceptor.java
index 4a2bcc6..fb0962a 100644
--- a/src/main/java/donggukthon/volunmate/interceptor/SocialIdInterceptor.java
+++ b/src/main/java/donggukthon/volunmate/interceptor/pre/SocialIdInterceptor.java
@@ -1,4 +1,4 @@
-package donggukthon.volunmate.interceptor;
+package donggukthon.volunmate.interceptor.pre;
 
 import donggukthon.volunmate.constant.Constants;
 import jakarta.servlet.http.HttpServletRequest;
diff --git a/src/main/java/donggukthon/volunmate/repository/HeartRepository.java b/src/main/java/donggukthon/volunmate/repository/HeartRepository.java
index aa26d01..ec99dff 100644
--- a/src/main/java/donggukthon/volunmate/repository/HeartRepository.java
+++ b/src/main/java/donggukthon/volunmate/repository/HeartRepository.java
@@ -2,6 +2,8 @@
 
 import donggukthon.volunmate.domain.Heart;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
 
+@Repository
 public interface HeartRepository extends JpaRepository<Heart, Long> {
 }
diff --git a/src/main/java/donggukthon/volunmate/repository/HelpRepository.java b/src/main/java/donggukthon/volunmate/repository/HelpRepository.java
index 242a932..97304c9 100644
--- a/src/main/java/donggukthon/volunmate/repository/HelpRepository.java
+++ b/src/main/java/donggukthon/volunmate/repository/HelpRepository.java
@@ -2,6 +2,8 @@
 
 import donggukthon.volunmate.domain.Help;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
 
+@Repository
 public interface HelpRepository extends JpaRepository<Help, Long> {
 }
diff --git a/src/main/java/donggukthon/volunmate/repository/TagRepository.java b/src/main/java/donggukthon/volunmate/repository/TagRepository.java
index 3d8ac2f..2bd7e69 100644
--- a/src/main/java/donggukthon/volunmate/repository/TagRepository.java
+++ b/src/main/java/donggukthon/volunmate/repository/TagRepository.java
@@ -2,6 +2,8 @@
 
 import donggukthon.volunmate.domain.Tag;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
 
+@Repository
 public interface TagRepository extends JpaRepository<Tag, Long> {
 }
diff --git a/src/main/java/donggukthon/volunmate/repository/UserRepository.java b/src/main/java/donggukthon/volunmate/repository/UserRepository.java
index 5c512ea..bfb6154 100644
--- a/src/main/java/donggukthon/volunmate/repository/UserRepository.java
+++ b/src/main/java/donggukthon/volunmate/repository/UserRepository.java
@@ -5,9 +5,11 @@
 import donggukthon.volunmate.type.EUserType;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
+import org.springframework.stereotype.Repository;
 
 import java.util.Optional;
 
+@Repository
 public interface UserRepository extends JpaRepository<User, Long> {
     @Query("select u.socialId as id, u.userType as userType, u.password as password from User u where u.socialId = :socialId")
     Optional<UserSecurityForm> findBySecurityFormBySocialId(String socialId);
diff --git a/src/main/java/donggukthon/volunmate/repository/VolunmateRepository.java b/src/main/java/donggukthon/volunmate/repository/VolunmateRepository.java
index 3c6318c..15c8d75 100644
--- a/src/main/java/donggukthon/volunmate/repository/VolunmateRepository.java
+++ b/src/main/java/donggukthon/volunmate/repository/VolunmateRepository.java
@@ -2,6 +2,8 @@
 
 import donggukthon.volunmate.domain.Volunmate;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
 
+@Repository
 public interface VolunmateRepository extends JpaRepository<Volunmate, Long> {
 }
diff --git a/src/main/java/donggukthon/volunmate/repository/VolunteerRepository.java b/src/main/java/donggukthon/volunmate/repository/VolunteerRepository.java
index 07b7492..e9ab50f 100644
--- a/src/main/java/donggukthon/volunmate/repository/VolunteerRepository.java
+++ b/src/main/java/donggukthon/volunmate/repository/VolunteerRepository.java
@@ -2,6 +2,8 @@
 
 import donggukthon.volunmate.domain.Volunteer;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
 
+@Repository
 public interface VolunteerRepository extends JpaRepository<Volunteer, Long> {
 }
diff --git a/src/main/java/donggukthon/volunmate/service/OAuth2Service.java b/src/main/java/donggukthon/volunmate/service/OAuth2Service.java
index 374b245..d792009 100644
--- a/src/main/java/donggukthon/volunmate/service/OAuth2Service.java
+++ b/src/main/java/donggukthon/volunmate/service/OAuth2Service.java
@@ -33,9 +33,9 @@ public class OAuth2Service {
     private final JwtUtil jwtUtil;
     private final JwtProvider jwtProvider;
     private final GoogleOAuth2Util oAuth2Util;
-    @Value("${security.oauth2.main-url}")
+    @Value("${security.oauth2.main_url}")
     private String MAIN_URL;
-    @Value("${security.oauth2.signup-url}")
+    @Value("${security.oauth2.signup_url}")
     private String SIGNUP_URL;
 
     public String getRedirectUrl(ELoginProvider provider) {
diff --git a/src/main/java/donggukthon/volunmate/utils/S3Util.java b/src/main/java/donggukthon/volunmate/utils/S3Util.java
new file mode 100644
index 0000000..b7b1963
--- /dev/null
+++ b/src/main/java/donggukthon/volunmate/utils/S3Util.java
@@ -0,0 +1,58 @@
+package donggukthon.volunmate.utils;
+
+import com.amazonaws.services.s3.AmazonS3Client;
+import com.amazonaws.services.s3.model.AmazonS3Exception;
+import com.amazonaws.services.s3.model.PutObjectRequest;
+import donggukthon.volunmate.config.S3Config;
+import donggukthon.volunmate.exception.CustomException;
+import donggukthon.volunmate.exception.ErrorCode;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Component;
+
+import java.io.File;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.UUID;
+
+@Component
+@RequiredArgsConstructor
+public class S3Util {
+    private final AmazonS3Client amazonS3Client;
+    private final S3Config s3Config;
+
+    public String upload(File file, String fileName, String dirName) {
+        try {
+            String fullPath = dirName + fileName;
+            amazonS3Client.putObject(new PutObjectRequest(s3Config.getBucket(), fullPath, file));
+
+            return amazonS3Client.getUrl(s3Config.getBucket(), fullPath).toString();
+        } catch (AmazonS3Exception e) {
+            throw new CustomException(ErrorCode.FILE_UPLOAD_ERROR);
+        }
+    }
+
+    /**
+     * 절대 경로를 상대 경로로 변환
+     * @param path
+     * @return
+     * @throws URISyntaxException
+     */
+    public String convertPath(String path) throws URISyntaxException {
+        URI uri = new URI(path);
+        String res = uri.getPath();
+        return res.substring(s3Config.getBucket().length() + 2);
+    }
+
+    public void deleteS3File(String path) {
+        try {
+            String relativePath = convertPath(path);
+            amazonS3Client.deleteObject(s3Config.getBucket(), relativePath);
+        } catch (AmazonS3Exception | URISyntaxException e) {
+            throw new CustomException(ErrorCode.FILE_NOT_FOUND);
+        }
+    }
+
+    private String makeFileName(String originFileName) {
+        return originFileName + "~" + UUID.randomUUID() + ".jpg";
+    }
+}
diff --git a/volunmate_properties b/volunmate_properties
index c301316..13e527d 160000
--- a/volunmate_properties
+++ b/volunmate_properties
@@ -1 +1 @@
-Subproject commit c301316684440dfb91b65f4c5ff79315dd5e9830
+Subproject commit 13e527d6c1c9b17aa9dc84126ccb4050b53048e2