CRM system development. SPA based system for personnel management.Main stack: React, Redux, Material-ui, Flow.jsScrum based workflow.

Projects development:- Web scrapping application for realtime sports matches monitoring:Implemented scrapping service based on Node.js and Puppeteer.js.Integrated scrapping service with Redis and Kafka.Implemented docker-compose scripts for scrapper.Made unit and integration tests based on Mocha and Chai.- Microservice based application for tech support chat:Was responsible for building both backend and frontend parts of application.Made frontend part of chat on React/Redux, Socket.IO and W3CSS.Implemented server side on Node.js and Socket.IO, with MySQL as databse engine.Wrote unit tests for server part.- Varoius mobile applications:Implemented RestAPIImplemented WebSocket based communication with mobile devices.Scrum based workflow in widely distributed team.

Backend for krasgmu.ru and mobile applications:- Implemented microservice based Node.js backend for university portal, including such services as: private social network, digital cources, libraries, accounting etc.- Implemented RestAPI for university mobile applications.- Heavily reworked existing MySQL database structure.- Wrote integration and unit tests with Mocha and Chai.