Currently building Platform - the "shell" of the entire Application.Contributed to the development of over 10 applications for Geoscience & Drilling. The primary focus was on creating rich data visualizations for large datasets and enhancing performance. The project is used by top-tier companies in the oil and gas industry.• Successfully migrated and launched one of the largest applications from a monorepo to a separate repository in just 1.5 months, significantly boosting development pace and enabling a seamless transition from JavaScript to TypeScript• Increased performance by 3x, from 20 to 60 fps, on one of the main pages• Was one of the most active reviewers in a cross-team code review process, conducting approximately 10 code reviews per week• Took part in hiring process and knowledge sharing sessions

Developed dashboards for both auction participants and organizers as a main part of the product https://zakupivli.pro/en/auctions, a marketplace for government electronic auctions in Ukraine.• Refactored old modules written using Mako templates and CoffeeScript• Improved the approach to performing SEO and analytics tasks for the entire Front End team• Actively maintained and contributed to our UI library, which is used by two projects within our company

• Developed and delivered the frontend part of a gaming platform for B2B partners from scratch, using a technology stack that includes React, Redux, and GraphQL• Enhanced software quality by writing unit and integration tests for all new modules of the admin panel, achieving test coverage exceeding 90%• Implemented custom widgets and data visualization features for Maincast, one of the leading esports and broadcast companies in Europe, during the largest Dota 2 tournament of the year, "The International 2019"• Worked on UI and UX improvements for the main platform, resulting in a reduction of the users bounce rateCompany was unfortunately dissolved

Worked on eSports project - uWatch.live• Visualising live statistics data from sources such as "Counter-Strike: Global Offensive", "Dota 2"• Led the development of admin dashboard• Rewrote dashboard components from a custom UI library to Material UI, improving maintainability and standardization across the codebase• Contributed to making uWatch.live an independent project