diff --git a/backend/src/config/database.ts b/backend/src/config/database.ts
index 12c5a44..d8534d0 100644
--- a/backend/src/config/database.ts
+++ b/backend/src/config/database.ts
@@ -1,5 +1,7 @@
 import { Pool } from 'pg';
 import { config } from './environment';
+import * as fs from 'fs';
+import * as path from 'path';
 
 // Main database pool for KIS API Builder metadata
 export const mainPool = new Pool({
@@ -28,3 +30,24 @@ export const initializeDatabase = async () => {
     throw error;
   }
 };
+
+export const runMigrations = async () => {
+  console.log('🔄 Running migrations...');
+  try {
+    const migrationsDir = path.join(__dirname, '../migrations');
+    const files = fs.readdirSync(migrationsDir)
+      .filter(f => f.endsWith('.sql'))
+      .sort();
+
+    for (const file of files) {
+      console.log(`  📄 ${file}`);
+      const sql = fs.readFileSync(path.join(migrationsDir, file), 'utf-8');
+      await mainPool.query(sql);
+    }
+
+    console.log('✅ Migrations completed');
+  } catch (error) {
+    console.error('❌ Migration failed:', error);
+    throw error;
+  }
+};
diff --git a/backend/src/server.ts b/backend/src/server.ts
index d2f2c4a..f68996f 100644
--- a/backend/src/server.ts
+++ b/backend/src/server.ts
@@ -5,7 +5,7 @@ import helmet from 'helmet';
 import swaggerUi from 'swagger-ui-express';
 import path from 'path';
 import { config } from './config/environment';
-import { initializeDatabase } from './config/database';
+import { initializeDatabase, runMigrations } from './config/database';
 import { generateDynamicSwagger } from './config/dynamicSwagger';
 import { databasePoolManager } from './services/DatabasePoolManager';
 
@@ -154,6 +154,7 @@ app.use((err: any, _req: Request, res: Response, _next: any) => {
 const startServer = async () => {
   try {
     await initializeDatabase();
+    await runMigrations();
     await databasePoolManager.initialize();
 
     app.listen(config.port, () => {