Hello,
I'm Denis
frontend developer

my skills

  • HTML/CSS
  • JavaScript/TypeScript
  • ES6+
  • React
  • Redux
  • Jest
  • D3
  • Webpack
  • Gulp
  • Node.js
  • SASS/Stylus
  • Git
  • design patterns
  • Photoshop
  • Illustrator
  • Sketch/Figma

work experience


2017-2019
Rezometry
Designed and implemented various features for large multi-tenant travel industry related CRM (SaaS) using React/Redux.
React, Redux, Node, Stylus, Webpack, Sketch
2017
Rested (via Toptal)
Created health testing PWA with in-browser video calls. Implemented A/B testing and end-to-end tests with Nightwatch.js.
React, Stylus, Webpack
2017
FlashFX (via Toptal)
Developed new features and refactored codebase for International payment platform. Improved UI/UX, added charts visualisation with D3.js, added a build system.
gulp, D3, stylus, node, express
2016
PRoPS (via Toptal)
Programmed a lot of features/components for site pages. Developed a fully functional file manager with d'n'd support using redux.
react, redux, react dnd, sass, webpack
2016
4H Soft (for Fonbet)
Developed and refactored React components for administrative interfaces of the sports betting system. Implemented date picker component with a smart prediction for fast keyboard input.
react, type script, react router, sass, gulp
2015
Deep Knowledge Ventures
Created front end part of the analytics system for particular bank. Developed different features for box version of bank analytics system for worldwide distribution. Created and maintained different company sites.
react, jquery, react router, stylus, webpack, graphql, wordpress
2014
AppAtBox
Implemented logic and UI for phone callback service, added new functions, optimized and tested widget for client's sites. Created and improved various sites, from landing pages to e-commerce solutions.
jquery, sass, gulp, bitrix
2012
freelance
Freelance and short-term contract work specializing in e-commerce sites, sites for small business, landing pages, etc.
jQuery, WordPress, OpenCart, PrestaShop, HostCMS, Joomla, PHP, UI design, SEO.

projects