Position: Backend Node.js Developer (Express/Nest)
Category: Node.js
English level: intermediate
Years of experience: 1


1. This is an application that enables you to sell your music tracks and create your own store to boost your sales.

Node.Js, Express.Js, MySql, Sequelize, API Spotify, 
API AUDD, Apidoc, pm2


2. The platform is designed to automate cryptocurrency arbitrage, monetize peer-to-peer transactions, and provide a referral program. Additionally, it includes an admin panel for easy control and management of the service.

Node.Js, Express.Js, MySql, Sequelize, Apidoc, pm2, 
basic auth (only for admin panel)


3. This is an application that allows users to create, manage, and track their to-do list by adding, deleting, and modifying tasks, and marking them as complete. The data is retrieved from the token and stored in a database.

TypeScript, Nest.js, MySQL, Sequelize, Docker (two containers: DB and application)

4. The application includes authentication with JWT tokens and multiple access roles. All users are able to create posts, however, only those with admin permission have additional privileges.

JavaScript, Express.Js, MySql, Sequelize - first version
TypeScript, Nest.Js, MongoDb, Mongoose - second version