Leading developer of a custom CRM.
Client facing part: React, Redux, React Hook Form, MUI etc
Server side: Node / Express, MongoDB / Mongoose
The app is organized as a monorepo of 3 packages, all code is being written in Typescript with modern development and bundling tools, REST API is being used for client-server communication and web-sockets for notifications

Front End Developer.
Main stack: Typescript, React, Tailwind, REST API

Developed web (React) and mobile (React Native) applications.
Typical front end stack: React, React Native, Typescript. Some experience with Vue2/Nuxt – supported legacy project. API usually was built with REST architectural style, less often with GraphQL technology.
Default UI libraries: MUI, Paper. CSS-in-JS with Styled Components with Emotion. Tests ran with JEST and React Testing Library, Enzyme.
Code management: Git, Docker.
Collaboration: Agile/Scrum.