Position: Frontend Developer
Category: JavaScript
English level: upper
Years of experience: 5

- Refactoring tables for using virtualizing instead of pagination
- Migrating a project with legacy code to React
- Profiling code for performance optimization
- Formation of Bulk Tearsheets in PDF and XLSX formats
GLOBALLOGIC, Kyiv, Ukraine
Senior Software Engineer - December 2020 – present
- Creating and connecting charts and tables with data from Qlik Sense
- Formation of Bulk Tearsheets in PDF and XLSX formats for download
React, MobX, Highcharts, Qlik Sense API, Styled-components, Jest

EPAM Kyiv, Ukraine
Software Engineer - December 2019 – present
- Refactoring and migration project from a legacy stack to React
- Performance optimization with: virtualization, memoization, caching and
profiling
React (Hooks), Redux (Saga, Reselect), TypeScript, Styled-components, Jest

THREDUP Kyiv, Ukraine
Front-End Engineer - July 2019 – November 2019
- Implementation of stylist profiles with a handpicked collection of clothes and functional test coverage.
- Cleaning old loyalty programs and adding a modal window for a new one.
- Improving the user experience for incoming clothing that is bidding. React, Redux (Saga, Reselect), GraphQL (Apollo), SASS, Storybook, Mocha, Webpack
           
 SPRINGS Kyiv, Ukraine
Front-End Engineer - May 2018 – July 2019
- Implementation of the payment process, notifications, settings to private entrepreneur account manager Ok, Alfa
- Work with split-test mechanism, injection of splits to ClickFunnel with the subsequent analyse of user's experience and installation of the best experiments to the page to increase conversion
Laravel (REST API, JWT), MySQL, Redis, React, Redux (Thunk), Gatsby, NodeJS (Express), WebSocket, Docker

EENGINE Lodz, Poland
Full-stack Developer - October 2016 – March 2018
- Creation of a sock shop built with an emphasis on speed which is achieved by using functional language Elixir and MongoDB
- Support stores on closed platform, creating universal add-ons
- Implementation parcel locker modules to Magento eCommerce platform
Magento2, Symfony, React, Redux, Docker

SAAS SYSTEMS Torun, Poland
PHP Developer - April 2016 – September 2016
Sugar CRM Laravel, Sugar CRM, PHP (SOAP), Gulp
- Taking part in complex and interesting tasks
- Using cutting edge technologies