diff --git a/src/main/java/com/example/tripy/domain/currency/CurrencyController.java b/src/main/java/com/example/tripy/domain/currency/CurrencyController.java
index b95aa8d..d934baa 100644
--- a/src/main/java/com/example/tripy/domain/currency/CurrencyController.java
+++ b/src/main/java/com/example/tripy/domain/currency/CurrencyController.java
@@ -1,11 +1,9 @@
 package com.example.tripy.domain.currency;
 
 import com.example.tripy.domain.currency.dto.CurrencyResponseDto;
-import com.example.tripy.domain.post.dto.PostResponseDto;
 import com.example.tripy.global.common.response.ApiResponse;
 import java.util.List;
 import lombok.RequiredArgsConstructor;
-import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
diff --git a/src/main/java/com/example/tripy/domain/post/Post.java b/src/main/java/com/example/tripy/domain/post/Post.java
index 5eba1e8..cdc1a47 100644
--- a/src/main/java/com/example/tripy/domain/post/Post.java
+++ b/src/main/java/com/example/tripy/domain/post/Post.java
@@ -1,13 +1,10 @@
 package com.example.tripy.domain.post;
 
 import com.example.tripy.domain.city.City;
-import com.example.tripy.domain.post.dto.PostCreateRequestDto;
-import com.example.tripy.domain.postfile.PostFile;
-import com.example.tripy.domain.posttag.PostTag;
-import com.example.tripy.domain.travelplan.TravelPlan;
 import com.example.tripy.domain.member.Member;
+import com.example.tripy.domain.post.dto.PostRequestDto.CreatePostRequest;
+import com.example.tripy.domain.travelplan.TravelPlan;
 import com.example.tripy.global.utils.BaseTimeEntity;
-import jakarta.persistence.CascadeType;
 import jakarta.persistence.Entity;
 import jakarta.persistence.FetchType;
 import jakarta.persistence.GeneratedValue;
@@ -15,11 +12,7 @@
 import jakarta.persistence.Id;
 import jakarta.persistence.JoinColumn;
 import jakarta.persistence.ManyToOne;
-import jakarta.persistence.OneToMany;
 import jakarta.validation.constraints.NotNull;
-import java.util.ArrayList;
-import java.util.List;
-
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Getter;
@@ -43,13 +36,11 @@ public class Post extends BaseTimeEntity {
     @NotNull
     private String content;
 
-    private String address;
-
     @ColumnDefault("0")
     private Long view;
 
     @ColumnDefault("0")
-    private Integer thumbs;
+    private Integer recommendationCount;
 
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "member_id")
@@ -59,31 +50,18 @@ public class Post extends BaseTimeEntity {
     @JoinColumn(name = "city_id")
     private City city;
 
-
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "travelplan_id")
     private TravelPlan travelPlan;
 
-    public void viewCountUp() {
-        this.view++;
-    }
-
-    public void thumbsCountUp() {
-        this.thumbs++;
-    }
-
-    public void thumbsCountDown() {
-        this.thumbs--;
-    }
-
-    // TODO: 2024/01/05 PostFile, PostTag리스트 추가
-    public static Post toEntity(PostCreateRequestDto requestDto, TravelPlan travelPlan){
+    public static Post toEntity(CreatePostRequest createPostRequest, Member member, City city
+        , TravelPlan travelPlan) {
         return Post.builder()
-                .title(requestDto.getTitle())
-                .content(requestDto.getContent())
-                .address(requestDto.getAddress())
-                .travelPlan(travelPlan)
-                .build();
+            .title(createPostRequest.getTitle())
+            .content(createPostRequest.getContent())
+            .member(member)
+            .city(city)
+            .travelPlan(travelPlan)
+            .build();
     }
-
 }
\ No newline at end of file
diff --git a/src/main/java/com/example/tripy/domain/post/PostController.java b/src/main/java/com/example/tripy/domain/post/PostController.java
index c75c71a..c64de45 100644
--- a/src/main/java/com/example/tripy/domain/post/PostController.java
+++ b/src/main/java/com/example/tripy/domain/post/PostController.java
@@ -1,56 +1,40 @@
 package com.example.tripy.domain.post;
 
-import com.example.tripy.domain.post.dto.PostCreateRequestDto;
-import com.example.tripy.domain.post.dto.PostResponseDto;
-import io.swagger.v3.oas.annotations.Parameter;
-import io.swagger.v3.oas.annotations.media.Schema;
+import com.example.tripy.domain.post.dto.PostRequestDto.CreatePostRequest;
+import com.example.tripy.global.common.response.ApiResponse;
 import lombok.RequiredArgsConstructor;
-import org.springframework.http.HttpStatus;
-import org.springframework.http.MediaType;
-import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.*;
-
-import java.io.IOException;
-import java.util.List;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
 
 @RequiredArgsConstructor
 @RestController
 public class PostController {
+
     private final PostService postService;
 
     /**
      * [POST] 게시글 작성
      */
-    @PostMapping
-    public ResponseEntity<?> addCorporation(@RequestPart(value = "postCreateRequestDto") @Parameter(schema = @Schema(type = "string", format = MediaType.APPLICATION_JSON_VALUE)) PostCreateRequestDto postCreateRequestDto) throws IOException {
-        postService.addPost(postCreateRequestDto);
-        return new ResponseEntity<>(HttpStatus.CREATED);
-    }
-
-
-    /**
-     * [GET] 전체 글 조회
-     */
-    @GetMapping
-    public ResponseEntity<List<PostResponseDto>> getPostList(){
-        return ResponseEntity.ok(postService.getPostList());
+    @PostMapping("api/posts")
+    public ApiResponse<String> createPost(
+        @RequestBody CreatePostRequest createPostRequest,
+        @RequestParam(required = false) Long travelPlanId,
+        @RequestParam Long cityId) {
+        postService.addPost(createPostRequest, travelPlanId, cityId);
+        return ApiResponse.onSuccess("글 작성에 성공했습니다.");
     }
 
     /**
-     * [GET] 도시가 속한 나라별 전체 글 조회
-     */
-//    @GetMapping("/{cityId}")
-//    public ResponseEntity<List<PostResponseDto>> getPostListByCity(@PathVariable Long cityId){
-//        return ResponseEntity.ok(postService.getPostList(cityId));
-//    }
-
-    /**
-     * [GET] 특정 글 상세 조회
+     * [DELETE] 게시글 삭제
      */
-    @GetMapping("/detail/{postId}")
-    public ResponseEntity<PostResponseDto> getPost(@PathVariable Long postId){
-        return ResponseEntity.ok(postService.getPostDetail(postId));
+    @DeleteMapping("api/posts/{postsId}")
+    public ApiResponse<String> deletePost(
+        @PathVariable   Long postsId) {
+        postService.deletePost(postsId);
+        return ApiResponse.onSuccess("글 삭제에 성공했습니다.");
     }
-
-
-}
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/tripy/domain/post/PostService.java b/src/main/java/com/example/tripy/domain/post/PostService.java
index 263637b..abc0964 100644
--- a/src/main/java/com/example/tripy/domain/post/PostService.java
+++ b/src/main/java/com/example/tripy/domain/post/PostService.java
@@ -1,66 +1,83 @@
 package com.example.tripy.domain.post;
 
+import com.example.tripy.domain.city.City;
 import com.example.tripy.domain.city.CityRepository;
-import com.example.tripy.domain.post.dto.PostCreateRequestDto;
-import com.example.tripy.domain.post.dto.PostResponseDto;
+import com.example.tripy.domain.member.Member;
+import com.example.tripy.domain.member.MemberRepository;
+import com.example.tripy.domain.post.dto.PostRequestDto.CreatePostRequest;
+import com.example.tripy.domain.postfile.FileType;
+import com.example.tripy.domain.postfile.PostFileService;
+import com.example.tripy.domain.posttag.PostTagService;
 import com.example.tripy.domain.travelplan.TravelPlan;
 import com.example.tripy.domain.travelplan.TravelPlanRepository;
+import com.example.tripy.global.common.response.code.status.ErrorStatus;
+import com.example.tripy.global.common.response.exception.GeneralException;
 import jakarta.transaction.Transactional;
 import java.util.List;
-import java.util.stream.Collectors;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 
 @RequiredArgsConstructor
 @Service
 public class PostService {
+
     private final PostRepository postRepository;
     private final TravelPlanRepository travelPlanRepository;
     private final CityRepository cityRepository;
+    private final PostFileService postFileService;
+    private final MemberRepository memberRepository;
+    private final PostTagService postTagService;
 
-    // TODO: 2024/01/01 예외처리 및 MultipartFile 처리
     @Transactional
-    public void addPost(PostCreateRequestDto postCreateRequestDto){
-        try{
-            TravelPlan travelPlan = travelPlanRepository.findById(postCreateRequestDto.getTravelPlanId()).get();
-            Post post = Post.toEntity(postCreateRequestDto, travelPlan);
-            postRepository.save(post);
+    public void addPost(CreatePostRequest createPostRequest, Long travelPlanId, Long cityId) {
+
+        Member member = memberRepository.findById(1L)
+            .orElseThrow(() -> new GeneralException(ErrorStatus._EMPTY_MEMBER));
+
+        TravelPlan travelPlan = null;
+        if (travelPlanId != null) {
+            travelPlan = travelPlanRepository.findById(travelPlanId)
+                .orElseThrow(() -> new GeneralException(ErrorStatus._EMPTY_TRAVEL_PLAN));
         }
-       catch (Exception e){
-       }
-    }
+        City city = cityRepository.findById(cityId)
+            .orElseThrow(() -> new GeneralException(ErrorStatus._EMPTY_CITY));
 
-    /**
-     * 전체 글 조회
-     */
+        Post post = Post.toEntity(createPostRequest, member, city, travelPlan);
+
+        postRepository.save(post);
+        if(createPostRequest.getImageUrls() != null) {
+            addImages(post, createPostRequest.getImageUrls());
+        }
+        if(createPostRequest.getFileUrls() != null) {
+            addFiles(post, createPostRequest.getFileUrls());
+        }
+        if(createPostRequest.getTagIds() != null) {
+            addTags(post, createPostRequest.getTagIds());
+        }
+    }
 
-    public List<PostResponseDto> getPostList(){
-        List<Post> posts = postRepository.findAll();
-        return posts.stream()
-                .map(PostResponseDto::toDTO)
-                .collect(Collectors.toList());
+    private void addImages(Post post, List<String> imageUrls) {
+        postFileService.saveFilesByType(post, imageUrls, FileType.IMAGE);
     }
 
-//    /**
-//     * 도시가 포함된 나라별 전체 글 조회
-//     */
-//    public List<PostResponseDto> getPostList(Long cityId){
-//        City city = cityRepository.findById(cityId).get();
-//        Long countryId = city.getCountry().getId();
-//        List<Post> posts = postRepository.findByCountry(countryId);
-//
-//        return posts.stream()
-//                .map(PostResponseDto::toDTO)
-//                .collect(Collectors.toList());
-//    }
+    private void addFiles(Post post, List<String> fileUrls) {
+        postFileService.saveFilesByType(post, fileUrls, FileType.FILE);
+    }
 
-    /**
-     * 글 하나 조회
-     */
-    public PostResponseDto getPostDetail(Long postId){
-        Post post = postRepository.findById(postId).get();
-        post.viewCountUp();
-        return PostResponseDto.toDTO(post);
+    private void addTags(Post post, List<Long> tagIds) {
+        postTagService.savePostTag(post, tagIds);
     }
 
-}
+    public void deletePost(Long postsId) {
+        Member member = memberRepository.findById(1L)
+            .orElseThrow(() -> new GeneralException(ErrorStatus._EMPTY_MEMBER));
+
+        Post post = postRepository.findById(postsId)
+            .orElseThrow(() -> new GeneralException(ErrorStatus._EMPTY_POST));
+
+        postFileService.deleteFilesByPost(post);
+        postTagService.deletePostTagsByPost(post);
+
+        postRepository.delete(post);
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/tripy/domain/post/dto/PostCreateRequestDto.java b/src/main/java/com/example/tripy/domain/post/dto/PostCreateRequestDto.java
deleted file mode 100644
index cda9ad2..0000000
--- a/src/main/java/com/example/tripy/domain/post/dto/PostCreateRequestDto.java
+++ /dev/null
@@ -1,27 +0,0 @@
-package com.example.tripy.domain.post.dto;
-
-import lombok.AllArgsConstructor;
-import lombok.Builder;
-import lombok.Getter;
-import lombok.NoArgsConstructor;
-
-@NoArgsConstructor
-@AllArgsConstructor
-@Getter
-@Builder
-public class PostCreateRequestDto {
-    //제목
-    private String title;
-
-    //내용
-    private String content;
-
-    //장소
-    private String address;
-
-    //특정 palnId를 선택한다고 가정
-    private Long travelPlanId;
-
-    //도시코드
-    private Long countryId;
-}
diff --git a/src/main/java/com/example/tripy/domain/post/dto/PostRequestDto.java b/src/main/java/com/example/tripy/domain/post/dto/PostRequestDto.java
new file mode 100644
index 0000000..2db42a5
--- /dev/null
+++ b/src/main/java/com/example/tripy/domain/post/dto/PostRequestDto.java
@@ -0,0 +1,25 @@
+package com.example.tripy.domain.post.dto;
+
+import java.util.List;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+public class PostRequestDto {
+
+    @NoArgsConstructor
+    @AllArgsConstructor
+    @Getter
+    public static class CreatePostRequest {
+
+        private String title;
+
+        private String content;
+
+        private List<String> imageUrls;
+
+        private List<String> fileUrls;
+
+        private List<Long> tagIds;
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/tripy/domain/post/dto/PostResponseDto.java b/src/main/java/com/example/tripy/domain/post/dto/PostResponseDto.java
deleted file mode 100644
index 5e05bf1..0000000
--- a/src/main/java/com/example/tripy/domain/post/dto/PostResponseDto.java
+++ /dev/null
@@ -1,30 +0,0 @@
-package com.example.tripy.domain.post.dto;
-
-import com.example.tripy.domain.post.Post;
-import lombok.AllArgsConstructor;
-import lombok.Builder;
-import lombok.Getter;
-import lombok.NoArgsConstructor;
-
-@Getter
-@Builder
-@NoArgsConstructor
-@AllArgsConstructor
-public class PostResponseDto {
-
-    private Long id;
-    private String title;
-    private String content;
-    private Long view;
-    private Integer thumbs;
-
-    public static PostResponseDto toDTO(Post entity){
-        return PostResponseDto.builder()
-                .id(entity.getId())
-                .title(entity.getTitle())
-                .content(entity.getContent())
-                .view(entity.getView())
-                .thumbs(entity.getThumbs())
-                .build();
-    }
-}
diff --git a/src/main/java/com/example/tripy/domain/postfile/FileType.java b/src/main/java/com/example/tripy/domain/postfile/FileType.java
index c675821..8d6e812 100644
--- a/src/main/java/com/example/tripy/domain/postfile/FileType.java
+++ b/src/main/java/com/example/tripy/domain/postfile/FileType.java
@@ -1,5 +1,5 @@
 package com.example.tripy.domain.postfile;
 
 public enum FileType {
-  파일, 링크, 사진
-}
+    IMAGE, FILE
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/tripy/domain/postfile/PostFile.java b/src/main/java/com/example/tripy/domain/postfile/PostFile.java
index daca95e..f17d7e4 100644
--- a/src/main/java/com/example/tripy/domain/postfile/PostFile.java
+++ b/src/main/java/com/example/tripy/domain/postfile/PostFile.java
@@ -5,6 +5,7 @@
 import jakarta.persistence.*;
 import jakarta.validation.constraints.NotNull;
 import lombok.AllArgsConstructor;
+import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
@@ -12,6 +13,7 @@
 @AllArgsConstructor
 @NoArgsConstructor
 @Entity
+@Builder
 public class PostFile extends BaseTimeEntity {
 
     @Id
@@ -21,17 +23,18 @@ public class PostFile extends BaseTimeEntity {
     @NotNull
     private String url;
 
-    @NotNull
     @Enumerated(EnumType.STRING)
-    private FileType type;
+    private FileType fileType;
 
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "post_id")
     private Post post;
 
-
-
-}
-
-
-
+    public static PostFile toEntity(Post post, String url, FileType fileType) {
+        return PostFile.builder()
+            .url(url)
+            .post(post)
+            .fileType(fileType)
+            .build();
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/tripy/domain/postfile/PostFileRepository.java b/src/main/java/com/example/tripy/domain/postfile/PostFileRepository.java
index f7d56b2..f3a8cb4 100644
--- a/src/main/java/com/example/tripy/domain/postfile/PostFileRepository.java
+++ b/src/main/java/com/example/tripy/domain/postfile/PostFileRepository.java
@@ -1,6 +1,10 @@
 package com.example.tripy.domain.postfile;
 
+import com.example.tripy.domain.post.Post;
+import java.util.List;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface PostFileRepository extends JpaRepository<PostFile, Long> {
-}
+
+    List<PostFile> findAllByPost(Post post);
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/tripy/domain/postfile/PostFileService.java b/src/main/java/com/example/tripy/domain/postfile/PostFileService.java
index 51890a9..40521d0 100644
--- a/src/main/java/com/example/tripy/domain/postfile/PostFileService.java
+++ b/src/main/java/com/example/tripy/domain/postfile/PostFileService.java
@@ -1,9 +1,33 @@
 package com.example.tripy.domain.postfile;
 
+import com.example.tripy.domain.post.Post;
+import com.example.tripy.global.s3.S3Service;
+import jakarta.transaction.Transactional;
+import java.util.List;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 
 @RequiredArgsConstructor
 @Service
 public class PostFileService {
-}
+
+    private final PostFileRepository postFileRepository;
+    private final S3Service s3Service;
+
+    @Transactional
+    public void saveFilesByType(Post post, List<String> urls, FileType fileType) {
+        urls.forEach(url -> {
+            PostFile postFile = PostFile.toEntity(post, url, fileType);
+            postFileRepository.save(postFile);
+        });
+    }
+
+    @Transactional
+    public void deleteFilesByPost(Post post) {
+        List<PostFile> postFiles = postFileRepository.findAllByPost(post);
+
+        for(PostFile postFile : postFiles) {
+            s3Service.deleteFile(s3Service.parseFileName(postFile.getUrl()));
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/tripy/domain/posttag/PostTag.java b/src/main/java/com/example/tripy/domain/posttag/PostTag.java
index 0085f52..2414a79 100644
--- a/src/main/java/com/example/tripy/domain/posttag/PostTag.java
+++ b/src/main/java/com/example/tripy/domain/posttag/PostTag.java
@@ -10,14 +10,15 @@
 import jakarta.persistence.Id;
 import jakarta.persistence.JoinColumn;
 import jakarta.persistence.ManyToOne;
-import jakarta.validation.constraints.NotNull;
 import lombok.AllArgsConstructor;
+import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
 @Getter
 @AllArgsConstructor
 @NoArgsConstructor
+@Builder
 @Entity
 public class PostTag extends BaseTimeEntity {
 
@@ -32,9 +33,11 @@ public class PostTag extends BaseTimeEntity {
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "tag_id")
     private Tag tag;
-    
-
-}
-
-
 
+    public static PostTag toEntity(Post post, Tag tag) {
+        return PostTag.builder()
+            .post(post)
+            .tag(tag)
+            .build();
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/tripy/domain/posttag/PostTagRepository.java b/src/main/java/com/example/tripy/domain/posttag/PostTagRepository.java
index 7398005..1e6e2f2 100644
--- a/src/main/java/com/example/tripy/domain/posttag/PostTagRepository.java
+++ b/src/main/java/com/example/tripy/domain/posttag/PostTagRepository.java
@@ -1,6 +1,9 @@
 package com.example.tripy.domain.posttag;
 
+import com.example.tripy.domain.post.Post;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface PostTagRepository extends JpaRepository<PostTag, Long> {
+
+    void deleteByPost(Post post);
 }
diff --git a/src/main/java/com/example/tripy/domain/posttag/PostTagService.java b/src/main/java/com/example/tripy/domain/posttag/PostTagService.java
index 1098f4a..02b6c55 100644
--- a/src/main/java/com/example/tripy/domain/posttag/PostTagService.java
+++ b/src/main/java/com/example/tripy/domain/posttag/PostTagService.java
@@ -1,9 +1,34 @@
 package com.example.tripy.domain.posttag;
 
+import com.example.tripy.domain.post.Post;
+import com.example.tripy.domain.tag.Tag;
+import com.example.tripy.domain.tag.TagRepository;
+import com.example.tripy.global.common.response.code.status.ErrorStatus;
+import com.example.tripy.global.common.response.exception.GeneralException;
+import jakarta.transaction.Transactional;
+import java.util.List;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 
 @RequiredArgsConstructor
 @Service
 public class PostTagService {
-}
+
+    private final PostTagRepository postTagRepository;
+    private final TagRepository tagRepository;
+
+    @Transactional
+    public void savePostTag(Post post, List<Long> tags) {
+        tags.forEach(tagId -> {
+            Tag tag = tagRepository.findById(tagId)
+                .orElseThrow(() -> new GeneralException(ErrorStatus._EMPTY_TAG));
+
+            PostTag postTag = PostTag.toEntity(post, tag);
+            postTagRepository.save(postTag);
+        });
+    }
+
+    public void deletePostTagsByPost(Post post) {
+        postTagRepository.deleteByPost(post);
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/tripy/global/common/response/code/status/ErrorStatus.java b/src/main/java/com/example/tripy/global/common/response/code/status/ErrorStatus.java
index e10c690..ad5996c 100644
--- a/src/main/java/com/example/tripy/global/common/response/code/status/ErrorStatus.java
+++ b/src/main/java/com/example/tripy/global/common/response/code/status/ErrorStatus.java
@@ -34,8 +34,16 @@ public enum ErrorStatus implements BaseErrorCode {
     // TravelPlan 관련
     _EMPTY_TRAVEL_PLAN(HttpStatus.NOT_FOUND, "TRAVEL_PLAN_001", "존재하지 않는 여행 계획입니다."),
     _ALREADY_TRAVEL_PLAN_BAG_EXISTS(HttpStatus.BAD_REQUEST, "TRAVEL_PLAN_002",
-        "이미 가방이 존재하는 여행 계획입니다.");
+        "이미 가방이 존재하는 여행 계획입니다."),
 
+    //파일 업로드 관련
+    _FILE_UPLOAD_ERROR(HttpStatus.INTERNAL_SERVER_ERROR, "FILE_001", "파일 업로드에 실패했습니다."),
+
+    //태그 관련
+    _EMPTY_TAG(HttpStatus.CONFLICT, "TAG_001", "태그가 존재하지 않습니다."),
+
+    //게시글 관련
+    _EMPTY_POST(HttpStatus.CONFLICT, "POST_001", "게시글이 존재하지 않습니다.");
 
     private final HttpStatus httpStatus;
     private final String code;
diff --git a/src/main/java/com/example/tripy/global/s3/S3Controller.java b/src/main/java/com/example/tripy/global/s3/S3Controller.java
new file mode 100644
index 0000000..052c0b3
--- /dev/null
+++ b/src/main/java/com/example/tripy/global/s3/S3Controller.java
@@ -0,0 +1,29 @@
+package com.example.tripy.global.s3;
+
+import com.example.tripy.global.common.response.code.status.ErrorStatus;
+import com.example.tripy.global.common.response.exception.GeneralException;
+import com.example.tripy.global.s3.dto.S3Result;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RequestPart;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.multipart.MultipartFile;
+
+@RequiredArgsConstructor
+@RestController
+public class S3Controller {
+
+    private final S3Service s3Service;
+
+    @PostMapping("api/file")
+    public ResponseEntity<S3Result> uploadFile(@RequestPart(value = "file") MultipartFile file) {
+        try {
+            S3Result result = s3Service.uploadFile(file);
+            return ResponseEntity.ok(result);
+        } catch (Exception e) {
+            throw new GeneralException(ErrorStatus._FILE_UPLOAD_ERROR);
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/tripy/global/s3/S3Service.java b/src/main/java/com/example/tripy/global/s3/S3Service.java
index 7f83343..76be54c 100644
--- a/src/main/java/com/example/tripy/global/s3/S3Service.java
+++ b/src/main/java/com/example/tripy/global/s3/S3Service.java
@@ -43,7 +43,7 @@ private String createFileName(String fileName) {
         return UUID.randomUUID().toString().concat(getFileExtension(fileName));
     }
 
-    public List<S3Result> uploadFile(List<MultipartFile> multipartFiles) {
+    public List<S3Result> uploadFiles(List<MultipartFile> multipartFiles) {
         List<S3Result> fileList = new ArrayList<>();
 
         // forEach 구문을 통해 multipartFile로 넘어온 파일들 하나씩 fileList에 추가
@@ -64,7 +64,27 @@ public List<S3Result> uploadFile(List<MultipartFile> multipartFiles) {
         return fileList;
     }
 
+    public S3Result uploadFile(MultipartFile multipartFile) {
+        String fileName = createFileName(multipartFile.getOriginalFilename());
+        ObjectMetadata objectMetadata = new ObjectMetadata();
+        objectMetadata.setContentLength(multipartFile.getSize());
+        objectMetadata.setContentType(multipartFile.getContentType());
+
+        try (InputStream inputStream = multipartFile.getInputStream()) {
+            amazonS3Client.putObject(new PutObjectRequest(bucket, fileName, inputStream, objectMetadata)
+                .withCannedAcl(CannedAccessControlList.PublicRead));
+        } catch (IOException e) {
+            throw new ResponseStatusException(HttpStatus.INTERNAL_SERVER_ERROR, "파일 업로드에 실패했습니다.");
+        }
+        return new S3Result(amazonS3Client.getUrl(bucket, fileName).toString());
+    }
+
     public void deleteFile(String fileName) {
         amazonS3Client.deleteObject(new DeleteObjectRequest(bucket, fileName));
     }
+
+    public String parseFileName(String imgURl) {
+        String[] st = imgURl.split("/");
+        return st[st.length - 1];
+    }
 }
\ No newline at end of file