Started in 2012 as ROR fullstack developer, a year later switched to Javascript, worked with JS ever since, focusing mainly on frontend. Biggest part of experience relates to d3.js, React and Angular.For 3 years I've been working on data visualisations and SVG-based interfaces, using: - d3.js, plotly.js, crossfilter.jsLast 3 years I was mainly focused on building Angular apps with: - Angular, TypeScript, Rxjs, Angular Material, SCSS, angular cli, webpackTwo years ago switched to React.js.Among others, I have worked with such libraries/frameworks, as: - moment.js, leaflet, Express.js, mongoose.js, and of course, Bootstrap, jQuery.Other tools&testing: - git, npm, Karma, Mocha, Jasmine, eslint.