diff --git a/api/.env.example b/api/.env.example
new file mode 100644
index 0000000..e69de29
diff --git a/api/nodemon.json b/api/nodemon.json
index c0cfcfa..73656a9 100644
--- a/api/nodemon.json
+++ b/api/nodemon.json
@@ -1,5 +1,5 @@
 {
-    "watch": ["."],
+    "watch": ["src"],
     "ext": "ts",
-    "exec": "ts-node ./index.ts"
+    "exec": "ts-node src/server.ts"
 }
diff --git a/api/package.json b/api/package.json
index edb8078..4aea1a4 100644
--- a/api/package.json
+++ b/api/package.json
@@ -4,9 +4,9 @@
   "description": "Simple Rest API for manage the project",
   "main": "index.js",
   "scripts": {
+    "dev": "nodemon src/server.ts",
     "test": "echo \"Error: no test specified\" && exit 1",
-    "start": "nodemon",
-    "tsc": "tsc"
+    "build": "tsc -p src"
   },
   "repository": {
     "type": "git",
diff --git a/api/src/app.ts b/api/src/app.ts
new file mode 100644
index 0000000..4f5dcd1
--- /dev/null
+++ b/api/src/app.ts
@@ -0,0 +1,26 @@
+import express from 'express';
+
+import AuthRoutes from './routes/auth.route';
+import UsersRoutes from './routes/users.route';
+
+class App {
+    public express: express.Application;
+
+    public constructor() {
+       this.express = express(); 
+
+       this.middlewares();
+       this.routes();
+    }
+
+    private middlewares(): void {
+        this.express.use(express.json());
+    }
+    
+    private routes(): void {
+        this.express.use('/', AuthRoutes.router);
+        this.express.use('/api/user', UsersRoutes.router);
+    }
+}
+
+export default new App().express;
\ No newline at end of file
diff --git a/api/src/controllers/auth.controller.ts b/api/src/controllers/auth.controller.ts
new file mode 100644
index 0000000..070e4e2
--- /dev/null
+++ b/api/src/controllers/auth.controller.ts
@@ -0,0 +1,11 @@
+import { Request, Response } from 'express';
+
+class AuthController {
+    public async token(req: Request, res: Response): Promise<Response> {
+        const a = req.body;
+        
+        return res.send("Send your credentials");
+    }  
+}
+
+export default new AuthController();
diff --git a/api/src/controllers/users.controller.ts b/api/src/controllers/users.controller.ts
new file mode 100644
index 0000000..e3ad1a2
--- /dev/null
+++ b/api/src/controllers/users.controller.ts
@@ -0,0 +1,12 @@
+import { Request, Response } from 'express';
+
+class UsersController {
+    /**
+    * Usual names for CRUD methods are: index, store, update, delete 
+    */
+    public async index(_req: Request, res: Response): Promise<Response> {
+        return res.send("Hellow world");
+    }
+}
+
+export default new UsersController();
diff --git a/api/src/routes/auth.route.ts b/api/src/routes/auth.route.ts
new file mode 100644
index 0000000..c0dd0a1
--- /dev/null
+++ b/api/src/routes/auth.route.ts
@@ -0,0 +1,19 @@
+import { Router } from 'express';
+
+import AuthController from '../controllers/auth.controller';
+
+class AuthRoutes {
+    public router: Router;
+    public authController = AuthController;
+
+    constructor() {
+        this.router = Router();
+        this.routes();
+    }
+
+    private routes() {
+        this.router.post('/token', AuthController.token);
+    }
+}
+
+export default new AuthRoutes();
\ No newline at end of file
diff --git a/api/src/routes/users.route.ts b/api/src/routes/users.route.ts
new file mode 100644
index 0000000..abe0b86
--- /dev/null
+++ b/api/src/routes/users.route.ts
@@ -0,0 +1,19 @@
+import { Router } from 'express';
+
+import UsersController from '../controllers/users.controller';
+
+class UsersRoutes {
+    public router: Router;
+    public usersController = UsersController;
+
+    constructor() {
+        this.router = Router();
+        this.routes();
+    }
+
+    private routes() {
+        this.router.get('/', UsersController.index);
+    }
+}
+
+export default new UsersRoutes();
\ No newline at end of file
diff --git a/api/src/server.ts b/api/src/server.ts
new file mode 100644
index 0000000..f6030a9
--- /dev/null
+++ b/api/src/server.ts
@@ -0,0 +1,3 @@
+import app from './app';
+
+app.listen(process.env.PORT || 3333);
\ No newline at end of file
diff --git a/api/src/services/auth/interfaces/auth.interface.ts b/api/src/services/auth/interfaces/auth.interface.ts
new file mode 100644
index 0000000..e69de29
diff --git a/api/tsconfig.json b/api/tsconfig.json
index e259c99..05a55f5 100644
--- a/api/tsconfig.json
+++ b/api/tsconfig.json
@@ -12,7 +12,7 @@
     // "declarationMap": true,                /* Generates a sourcemap for each corresponding '.d.ts' file. */
     // "sourceMap": true,                     /* Generates corresponding '.map' file. */
     // "outFile": "./",                       /* Concatenate and emit output to single file. */
-    // "outDir": "./",                        /* Redirect output structure to the directory. */
+    "outDir": "./dist",                        /* Redirect output structure to the directory. */
     // "rootDir": "./",                       /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
     // "composite": true,                     /* Enable project compilation */
     // "tsBuildInfoFile": "./",               /* Specify file to store incremental compilation information */
@@ -24,7 +24,7 @@
 
     /* Strict Type-Checking Options */
     "strict": true,                           /* Enable all strict type-checking options. */
-    "noImplicitAny": false,                 /* Raise error on expressions and declarations with an implied 'any' type. */
+    // "noImplicitAny": true,                 /* Raise error on expressions and declarations with an implied 'any' type. */
     // "strictNullChecks": true,              /* Enable strict null checks. */
     // "strictFunctionTypes": true,           /* Enable strict checking of function types. */
     // "strictBindCallApply": true,           /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
@@ -33,10 +33,10 @@
     // "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */
 
     /* Additional Checks */
-    // "noUnusedLocals": true,                /* Report errors on unused locals. */
-    // "noUnusedParameters": true,            /* Report errors on unused parameters. */
-    // "noImplicitReturns": true,             /* Report error when not all code paths in function return a value. */
-    // "noFallthroughCasesInSwitch": true,    /* Report errors for fallthrough cases in switch statement. */
+    "noUnusedLocals": true,                /* Report errors on unused locals. */
+    "noUnusedParameters": true,            /* Report errors on unused parameters. */
+    "noImplicitReturns": true,             /* Report error when not all code paths in function return a value. */
+    "noFallthroughCasesInSwitch": true,    /* Report errors for fallthrough cases in switch statement. */
 
     /* Module Resolution Options */
     // "moduleResolution": "node",            /* Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6). */
@@ -62,5 +62,11 @@
 
     /* Advanced Options */
     "forceConsistentCasingInFileNames": true  /* Disallow inconsistently-cased references to the same file. */
-  }
+  },
+  "include": [
+    "./src/"
+  ],
+  "exclude": [
+    "node_modules"
+  ]
 }