diff --git a/package.json b/package.json
deleted file mode 100644
index f9a1335..0000000
--- a/package.json
+++ /dev/null
@@ -1,28 +0,0 @@
-{
-  "name": "my-wallet-back",
-  "type": "module",
-  "version": "1.0.0",
-  "description": "",
-  "main": "index.js",
-  "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
-  },
-  "keywords": [],
-  "author": "",
-  "license": "ISC",
-  "dependencies": {
-    "bcrypt": "^5.0.1",
-    "cors": "^2.8.5",
-    "express": "^4.17.1",
-    "pg": "^8.6.0",
-    "uuid": "^8.3.2"
-  },
-  "devDependencies": {
-    "@babel/plugin-transform-runtime": "^7.14.5",
-    "@babel/preset-env": "^7.14.7",
-    "babel-jest": "^27.0.5",
-    "jest": "^27.0.5",
-    "nodemon": "^2.0.7",
-    "supertest": "^6.1.3"
-  }
-}
diff --git a/src/app.js b/src/app.js
deleted file mode 100644
index a673173..0000000
--- a/src/app.js
+++ /dev/null
@@ -1,125 +0,0 @@
-import express, { query } from 'express';
-import {v4 as uuid} from 'uuid';
-import bcrypt from 'bcrypt';
-import cors from 'cors';
-import connection from './database.js';
-
-const app = express();
-app.use(express.json());
-app.use(cors());
-
-app.post("/sign-up", async (req, res) => {
-    try{
-        const { name, email, password } = req.body;
-        const result = await connection.query(`SELECT * FROM users WHERE email=$1`,[email]);
-        console.log(result);
-        if(password.length < 3) return res.status(400).send("A senha deve ter no mínimo 4 caractéres!");
-        if(!result.rows.length === 0 ) return res.status(409).send("Esse email já está sendo utilizado");
-
-        const hashedPassword = bcrypt.hashSync(password, 12);
-        await connection.query(`INSERT INTO users (name, email, password) VALUES ($1,$2,$3)`, [name, email, hashedPassword]);
-        res.sendStatus(201);
-    }catch(e){
-        console.log(e);
-        res.sendStatus(400);
-    }
-});
-
-app.post("/sign-in", async (req, res) => {
-    try{
-        const {email, password } = req.body;
-        const result = await connection.query(`SELECT * FROM users WHERE email = $1`, [email]);
-        const user = result.rows[0];
-        if(user && bcrypt.compareSync(password, user.password)){
-            const token = uuid();
-
-            await connection.query(`
-                INSERT INTO sessions ("userId", token) VALUES ($1,$2)
-            `, [user.id, token]);
-
-            res.send({user:user,token:token});
-        } else {
-            res.status(401).send("Usuário ou senha não encontrados!");
-        }
-    }catch(e){
-        console.log(e);
-        res.sendStatus(400);
-    }
-});
-
-app.delete("/user", async (req, res) => {
-    try{
-        const {id} = req.body;
-        await connection.query(`DELETE FROM sessions WHERE "userId" = $1`,[id]);
-        res.send();
-    }catch(e){
-        console.log(e);
-        res.sendStatus(400);
-    }
-});
-
-app.get("/user", async (req, res) => {
-    try{
-        const authorization = req.headers['authorization'];
-        const user = await validateToken(authorization);
-        if(user){
-            const data = await connection.query(`SELECT * FROM transactions WHERE "userId" = $1`,[user.id]);
-            res.send(data.rows);
-        } else {
-            res.sendStatus(401);
-        }
-    }catch(e){
-        console.log(e);
-    }
-});
-
-app.post("/user", async (req, res) => {
-    try{
-        const authorization = req.headers['authorization'];
-        const user = await validateToken(authorization);
-        if(user){
-            const {value, description, type} = req.body;
-            const valueToCents = 100*(parseFloat(value).toFixed(2));
-            if(type !== "income" && type !== "expense")return res.sendStatus(400).send("Error: invalid type transaction!");
-            const date = await getDate();
-            await connection.query(`INSERT INTO transactions ("userId", type, value, description, date) VALUES ($1,$2,$3,$4,$5)`, [user.userId, type, valueToCents, description, date]);
-            res.sendStatus(200);
-        }else{
-            res.sendStatus(401);
-        }
-    }catch(e){
-        console.log(e);
-        res.sendStatus(400);
-    }
-});
-
-app.get("/banana-test", async (req, res) => {
-    res.send(200);
-})
-
-function getDate(){
-    const ts = Date.now();
-
-    const date_ob = new Date(ts);
-    const date = date_ob.getDate();
-    const month = date_ob.getMonth() + 1;
-    const year = date_ob.getFullYear();
-    
-    const formattedDate = (year + "-" + month + "-" + date);
-    return formattedDate;
-}
-
-async function validateToken(authorization){
-    const token = authorization?.replace('Bearer ', '');
-
-    if(!token) return res.sendStatus(401);
-    const result = await connection.query(`
-        SELECT * FROM sessions
-        JOIN users ON sessions."userId" = users.id
-        WHERE sessions.token = $1
-    `, [token]);
-    console.log(result.rows);
-    return result.rows[0];
-}
-
-export default app;
\ No newline at end of file
diff --git a/src/database.js b/src/database.js
deleted file mode 100644
index d1c6298..0000000
--- a/src/database.js
+++ /dev/null
@@ -1,13 +0,0 @@
-import pg from 'pg';
-
-const databaseConfig = {
-    user: 'postgres',
-    password: '123456',
-    database: 'mywallet',
-    host: 'localhost',
-    port: 5432
-}
-
-const connection = new pg.Pool(databaseConfig);
-
-export default connection;
\ No newline at end of file
diff --git a/src/server.js b/src/server.js
deleted file mode 100644
index 3687c8e..0000000
--- a/src/server.js
+++ /dev/null
@@ -1,5 +0,0 @@
-import app from './app.js';
-
-app.listen(4000, () => {
-    console.log("Server running on port 4000");
-});
\ No newline at end of file
diff --git a/tests/sign-up-in.test.js b/tests/sign-up-in.test.js
deleted file mode 100644
index 216b3b0..0000000
--- a/tests/sign-up-in.test.js
+++ /dev/null
@@ -1,84 +0,0 @@
-import supertest from 'supertest';
-import app from '../src/app.js';
-import connection from '../src/database.js';
-
-describe("POST /sign-up", () => {
-    it("should respond with status 201  when there is no user with given email", async () => {
-      const body = {
-        name: 'Fulano',
-        email: 'fulano@email.com',
-        password: '123456'
-      };
-  
-      const response = await supertest(app).post("/sign-up").send(body);
-  
-      expect(response.status).toEqual(201);
-    });
-    
-    it("should respond with status 409 when there already is an user with given email", async () => {
-        const body = {
-          name: 'Fulano',
-          email: 'fulano@email.com',
-          password: '123456'
-        };
-    
-        await connection.query(`INSERT INTO users (name, email, password) VALUES ($1, $2, $3)`, [body.name, body.email, body.password]);
-        const response = await supertest(app).post("/sign-up").send(body);
-    
-        expect(response.status).toEqual(409);
-    });
-
-    it("should respond with status 400 when password length is minor than 4", async () => {
-        const body = {
-          name: 'Fulano',
-          email: 'fulano@email.com',
-          password: '123'
-        };
-    
-        await connection.query(`INSERT INTO users (name, email, password) VALUES ($1, $2, $3)`, [body.name, body.email, body.password]);
-        const response = await supertest(app).post("/sign-up").send(body);
-    
-        expect(response.status).toEqual(400);
-    });
-
-});
-
-describe("POST /sign-in", () => {
-    it("should respond with status 200 when user exists and password is valid", async () => {
-      const body = {
-        name: "Fulano",
-        email: "fulano@email.com",
-        password: "123456"
-      };
-  
-      await supertest(app).post("/sign-up").send(body);
-      const response = await supertest(app).post("/sign-in").send({ email: body.email, password: body.password });
-  
-      expect(response.status).toEqual(200);
-      expect(response.body).toEqual(
-        expect.objectContaining({
-          token: expect.any(String)
-        })
-      );
-    });
-
-    it("should respond with status 401 when user doesn't exist", async () => {
-        const body = {
-          name: "Fulano",
-          email: "fulano@email.com",
-          password: "123456"
-        };
-    
-        await supertest(app).post("/sign-up").send(body);
-    
-        const response = await supertest(app).post("/sign-in").send({ email: "email_nao_cadastrado@email.com", password: "senha_incorreta" });
-    
-        expect(response.status).toEqual(401);
-      });
-
-});
-
-afterAll( async () => {
-    await connection.query(`DELETE FROM users WHERE email = "fulano@email.com"`);
-    connection.end();
-});
\ No newline at end of file