diff --git a/controller/users.js b/controller/users.js
new file mode 100644
index 0000000..06d51c5
--- /dev/null
+++ b/controller/users.js
@@ -0,0 +1,55 @@
+const users = require('../data/index')
+let usersLength = users.length
+
+const list = (req,res) => {
+  res.json(users)
+}
+
+const show = (req,res) => {
+  const {id} = req.params
+  const foundUser = users.find((user) => user.id == id)
+  res.json(foundUser)
+}
+
+const create = (req, res) => {
+  const {body} = req
+  const newUser = {
+    "id": usersLength++,
+    ... body
+  }
+  users.push(newUser)
+  res.json(newUser)
+}
+
+const update = (req,res) => {
+  const {body} = req
+  const {id} = req.params
+  const user = users.find((user) => user.id == id)
+  const updatedUser = {
+    ...body,
+  }
+
+  users.splice(updatedUser, 1)
+  users.push(updatedUser)
+  res.json(updatedUser)
+}
+
+const erase = (req,res) => {
+  const {body} = req
+  const {id} = req.params
+  const user = users.find((user) => user.id == id)
+  const deletedUser = {
+    ...body,
+  }
+
+  users.splice(deletedUser, 1)
+  res.json(users)
+}
+
+module.exports = {
+  list,
+  show,
+  create,
+  update,
+  erase
+}
\ No newline at end of file
diff --git a/index.js b/index.js
index e9537d2..827b878 100644
--- a/index.js
+++ b/index.js
@@ -1,9 +1,13 @@
 const express = require('express')
+const usersRouter = require('./routes/users')
 const app = express()
-const port = process.env.PORT || 4000
+const PORT = process.env.PORT || 4000
 
-app.get('/', (req, res) => res.send('default route'))
 
-app.listen(port, () => {
-  console.log('app is listening on:', port)
+app.use(express())
+app.use(express.json())
+app.use('/', usersRouter)
+
+app.listen(PORT, () => {
+  console.log(`App is listening on port: ${PORT}`)
 })
\ No newline at end of file
diff --git a/routes/users.js b/routes/users.js
new file mode 100644
index 0000000..439e391
--- /dev/null
+++ b/routes/users.js
@@ -0,0 +1,20 @@
+const express = require('express')
+const usersController = require('../controller/users')
+const router = express.Router()
+
+// Get all users
+router.get('/users', usersController.list)
+
+// Get one user
+router.get('/users/:id', usersController.show)
+
+// Create a new user
+router.post('/users', usersController.create)
+
+// Update an existing user
+router.put('/users/:id', usersController.update)
+
+// Delete a user
+router.delete('/users/:id', usersController.erase)
+
+module.exports = router
\ No newline at end of file