CRM System React JS project for credit management, system is designed to manage customer relationships, optimize business processes, and enhance overall company efficiency. Responsibilities: • Development of frontend and code refactoring. • Communicating with customers and discussing the implementation of new features (USA). • Cooperated with back-end developer to solve issues and investigate complicated bugs. • Server-side rendering (SSR) and static site generation (SSG) for performance optimization and improved SEO. • Implemented RESTful Apis to facilitate seamless communication between front & back systems. • Implemented authentication and authorization mechanisms to enhance system security. Technologies: React JS, Node JS, Next JS, Redux/toolkit, React-router, Materia UI, Feathers, socket.io, PostgreSQL, sequelize, Docker, Google Cloud

Cryptoperk

React cryptocurrency interaction app. You could create posts, comment on them, like them. You could add new wallets and edit your personal information. It allows you to view statistics on your transactions and actions, and you could keep track of specific to you upcoming events.

Responsibilities:

• Development of frontend.

• Maintenance and bug fixing.

• Cooperated with back-end developer to solve issues and investigate complicated bugs.

• Multiple dialog windows logic, ajax-posts to the backend side.

• Refactored components and improved performance.

Technologies:

React JS, Redux (@reduxjs/toolkit), React-router, SCSS, formic, magic-sdk, recharts, react-dropzone.

Smart house

React JS project for smart home. The project has control setting for devices, real-time update for device and information about it. You could create new conditions for the device scene and set the desired parameters remotely using your phone or computer.

Responsibilities:

• Development of frontend.

• Maintenance and bug fixing.

• Cooperated with back-end developer to solve issues and investigate complicated bugs.

• Multiple dialog windows logic, ajax-posts to the

backend side.

• Refactored components and increased producibility

Technologies:

React JS, Redux, React-router, Materia UI, socket.io.

CRM System

React JS project for credit management. This project has email templates, notifications, contains charts of collectors of creditors and debtors.

Responsibilities:

• Development of frontend.

• Maintenance and bug fixing.

• Cooperated with back-end developer to solve issues and investigate complicated bugs.

• Multiple dialog windows logic, ajax-posts to the backend side.

• Refactored components and improved performance.

Technologies:

React JS, Node JS, Redux, React-router, Materia UI, Reactsaga, Feathers, PostgreSQL, sequelize, Docker, Google Cloud.

Social network

Project Android application. Users can speak by chat, follow other users and share posts or videos. It`s place for businesses to market service through interaction with customers and selfpromotion.

Responsibilities:

• Design and develop of the database structure.

• Design and develop of backend API.

• Development of database communication module.

• Made introduction to junior developer to the project,

code reviewed his commits.

• Available 24/7 for urgent bugfix or questions.

Technologies:

Node Js, Feathers, PostgreSQL, sequelize, Docker, Google

Cloud

Technologies:

React, Redux, React-router, Materia UI, React-saga,PropTypes, Lodash, React select, MongoDB.

Project:

https://passmasters.com/

https://www.getnexar.com/