diff --git a/api.hyungi.net/controllers/workerController.js b/api.hyungi.net/controllers/workerController.js
index 98f7d6f..9260799 100644
--- a/api.hyungi.net/controllers/workerController.js
+++ b/api.hyungi.net/controllers/workerController.js
@@ -1,24 +1,31 @@
 // controllers/workerController.js
 const workerModel = require('../models/workerModel');
+const { ApiError, asyncHandler, handleDatabaseError, handleNotFoundError } = require('../utils/errorHandler');
+const { validateSchema, schemas } = require('../utils/validator');
 
 // 1. 작업자 생성
-exports.createWorker = async (req, res) => {
+exports.createWorker = asyncHandler(async (req, res) => {
+  const workerData = req.body;
+  
+  // 스키마 기반 유효성 검사
+  validateSchema(workerData, schemas.createWorker);
+  
   try {
-    const workerData = req.body;
     const lastID = await new Promise((resolve, reject) => {
       workerModel.create(workerData, (err, id) => {
         if (err) reject(err);
         else resolve(id);
       });
     });
-    res.json({ success: true, worker_id: lastID });
+    
+    res.created({ worker_id: lastID }, '작업자가 성공적으로 생성되었습니다.');
   } catch (err) {
-    res.status(500).json({ error: err.message || String(err) });
+    handleDatabaseError(err, '작업자 생성');
   }
-};
+});
 
 // 2. 전체 작업자 조회
-exports.getAllWorkers = async (req, res) => {
+exports.getAllWorkers = asyncHandler(async (req, res) => {
   try {
     const rows = await new Promise((resolve, reject) => {
       workerModel.getAll((err, data) => {
@@ -26,60 +33,89 @@ exports.getAllWorkers = async (req, res) => {
         else resolve(data);
       });
     });
-    res.json(rows);
+    
+    res.list(rows, '작업자 목록 조회 성공');
   } catch (err) {
-    res.status(500).json({ error: err.message || String(err) });
+    handleDatabaseError(err, '작업자 목록 조회');
   }
-};
+});
 
 // 3. 단일 작업자 조회
-exports.getWorkerById = async (req, res) => {
+exports.getWorkerById = asyncHandler(async (req, res) => {
+  const id = parseInt(req.params.worker_id, 10);
+  
+  if (isNaN(id)) {
+    throw new ApiError('유효하지 않은 작업자 ID입니다.', 400);
+  }
+  
   try {
-    const id = parseInt(req.params.worker_id, 10);
     const row = await new Promise((resolve, reject) => {
       workerModel.getById(id, (err, data) => {
         if (err) reject(err);
         else resolve(data);
       });
     });
-    if (!row) return res.status(404).json({ error: 'Worker not found' });
-    res.json(row);
+    
+    if (!row) {
+      handleNotFoundError('작업자', id);
+    }
+    
+    res.success(row, '작업자 조회 성공');
   } catch (err) {
-    res.status(500).json({ error: err.message || String(err) });
+    handleDatabaseError(err, '작업자 조회');
   }
-};
+});
 
 // 4. 작업자 수정
-exports.updateWorker = async (req, res) => {
+exports.updateWorker = asyncHandler(async (req, res) => {
+  const id = parseInt(req.params.worker_id, 10);
+  
+  if (isNaN(id)) {
+    throw new ApiError('유효하지 않은 작업자 ID입니다.', 400);
+  }
+  
+  const workerData = { ...req.body, worker_id: id };
+  
   try {
-    const id = parseInt(req.params.worker_id, 10);
-    const workerData = { ...req.body, worker_id: id };
     const changes = await new Promise((resolve, reject) => {
       workerModel.update(workerData, (err, affected) => {
         if (err) reject(err);
         else resolve(affected);
       });
     });
-    if (changes === 0) return res.status(404).json({ error: 'Worker not found or no change' });
-    res.json({ success: true, changes });
+    
+    if (changes === 0) {
+      handleNotFoundError('작업자', id);
+    }
+    
+    res.updated({ changes }, '작업자 정보가 성공적으로 수정되었습니다.');
   } catch (err) {
-    res.status(500).json({ error: err.message || String(err) });
+    handleDatabaseError(err, '작업자 수정');
   }
-};
+});
 
 // 5. 작업자 삭제
-exports.removeWorker = async (req, res) => {
+exports.removeWorker = asyncHandler(async (req, res) => {
+  const id = parseInt(req.params.worker_id, 10);
+  
+  if (isNaN(id)) {
+    throw new ApiError('유효하지 않은 작업자 ID입니다.', 400);
+  }
+  
   try {
-    const id = parseInt(req.params.worker_id, 10);
     const changes = await new Promise((resolve, reject) => {
       workerModel.remove(id, (err, affected) => {
         if (err) reject(err);
         else resolve(affected);
       });
     });
-    if (changes === 0) return res.status(404).json({ error: 'Worker not found' });
-    res.json({ success: true, changes });
+    
+    if (changes === 0) {
+      handleNotFoundError('작업자', id);
+    }
+    
+    res.deleted('작업자가 성공적으로 삭제되었습니다.');
   } catch (err) {
-    res.status(500).json({ error: err.message || String(err) });
+    handleDatabaseError(err, '작업자 삭제');
   }
-};
\ No newline at end of file
+});
\ No newline at end of file