diff --git a/src/main/java/land/leets/Carrot/domain/post/controller/PostController.java b/src/main/java/land/leets/Carrot/domain/post/controller/PostController.java
index e3a5f4d..8c3a1c6 100644
--- a/src/main/java/land/leets/Carrot/domain/post/controller/PostController.java
+++ b/src/main/java/land/leets/Carrot/domain/post/controller/PostController.java
@@ -1,18 +1,25 @@
 package land.leets.Carrot.domain.post.controller;
 
+import static land.leets.Carrot.domain.user.controller.ResponseMessage.IMAGE_UPLOAD_SUCCESS;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.validation.Valid;
 import land.leets.Carrot.domain.apply.dto.response.GetAppliedListResponse;
 import land.leets.Carrot.domain.career.service.WorkTypeService;
+import land.leets.Carrot.domain.image.service.S3ImageService;
 import land.leets.Carrot.domain.post.dto.request.GetPostedPostRequest;
 import land.leets.Carrot.domain.post.dto.request.PostPostImageRequest;
 import land.leets.Carrot.domain.post.dto.request.PostPostRequest;
+import land.leets.Carrot.domain.post.dto.response.PostAImageUrlResponse;
 import land.leets.Carrot.domain.post.dto.response.PostImageUrlResponse;
 import land.leets.Carrot.domain.post.dto.response.PostResponse;
 import land.leets.Carrot.domain.post.dto.response.PostedPostResponse;
 import land.leets.Carrot.domain.post.dto.response.ShortPostResponse;
 import land.leets.Carrot.domain.post.dto.response.WorkTypeResponse;
 import land.leets.Carrot.domain.post.service.PostService;
+import land.leets.Carrot.global.auth.annotation.CurrentUser;
 import land.leets.Carrot.global.common.response.ResponseDto;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
@@ -23,8 +30,10 @@
 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.RequestParam;
 import org.springframework.web.bind.annotation.RequestPart;
 import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.multipart.MultipartFile;
 
 @RestController
 @Tag(name = "PostController", description = "게시글 관련 controller")
@@ -33,6 +42,7 @@
 public class PostController {
     private final PostService postService;
     private final WorkTypeService workTypeService;
+    private final S3ImageService s3ImageService;
 
     @PostMapping
     public ResponseEntity<Void> postNewPost(@RequestBody @Valid PostPostRequest requestBody) {
@@ -90,6 +100,20 @@ public ResponseEntity<PostImageUrlResponse> postPostImages(@RequestPart PostPost
         return ResponseEntity.ok(postService.getImageUrlList(requestBody));
     }
 
+    //게시글 복수 이미지 업로드 API미작동시  이미지 업로드 단일 API 대용 구현
+    @PostMapping("/upload-post-image")
+    @Operation(summary = "게시글 단일 이미지 업로드")
+    public ResponseEntity<ResponseDto<PostAImageUrlResponse>> uploadProfileImage(
+            @RequestParam("image") MultipartFile image,
+            @Parameter(hidden = true) @CurrentUser Long userId) {
+        String imageUrl = s3ImageService.uploadImage(image, "post-images");
+
+        return ResponseEntity.ok(
+                ResponseDto.response(IMAGE_UPLOAD_SUCCESS.getCode(),
+                        IMAGE_UPLOAD_SUCCESS.getMessage(), new PostAImageUrlResponse(imageUrl))
+        );
+    }
+
     @GetMapping("/post/applied/{userId}")
     public ResponseEntity<ResponseDto<GetAppliedListResponse>> getAppliedList(
             @PathVariable Long userId){
diff --git a/src/main/java/land/leets/Carrot/domain/post/dto/response/PostAImageUrlResponse.java b/src/main/java/land/leets/Carrot/domain/post/dto/response/PostAImageUrlResponse.java
new file mode 100644
index 0000000..52ce42e
--- /dev/null
+++ b/src/main/java/land/leets/Carrot/domain/post/dto/response/PostAImageUrlResponse.java
@@ -0,0 +1,6 @@
+package land.leets.Carrot.domain.post.dto.response;
+
+public record PostAImageUrlResponse(
+        String imageUrl
+) {
+}