Position: Front-End Developer
Category: JavaScript
English level: intermediate
Years of experience: 5

Huge refactoring of the big education app. Large code base translated from bad legacy code to the modern.
Made one of the tool standalone(before it was a part of other). Develop api.
Supporting several vendors each with specific requirements.
Supporting several formats(mathml, latex, text, our own).
Designed and build our own semantic format.
Give several talks.
Learn how to write android apps and created several of them
JavaScript, Nodejs, testing(unit, functional), react