My core competency lies in development web applications.
I have more 5 years backend developed background a number of projects using Express.js, Koa.js, Sails.js, Meteor.js, Django, Play Framework 2, Socket.io, Sock.js. I have experience in using such DBMS as PostgreSQL, MySQL and Non-SQL databases as MongoDB, Redis, RethinkDB.
I am using SOA/MSA/FRP/AOP/DDD principles, unit testing, and TDD.
The last 3 years of experience developing web apps using React, Redux, Apollo, Flow typed, Typescript, Reselect, Recompose, Sass, Styled-components. I have experience in browser rendering principles: view flow, cycles of reflow/repaint. Strong React skills: components lifecycle, optimizations, reconciliation, pure components, etc.
My medium: https://medium.com/@jarick