Kiryl Kazushchyk
Senior Software Engineer at ScienceSoft
Warsaw, Masovian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolKiryl Kazushchyk is a Senior Software Engineer with 7 years of experience specializing in high-performance frontend engineering, particularly Angular, TypeScript, and modern web architectures. He has built scalable enterprise applications across telecommunications, healthcare, accounting, logistics and browser development, and currently leads frontend work on a Chromium-based browser project implementing WebUI features with Lit and Web Components. Kiryl combines hands-on development—building reusable UI systems, complex forms, real-time data interfaces and performance optimizations—with ownership of UI architecture and shared component platforms. He is pragmatic about quality, routinely writing unit and e2e tests, performing code reviews, and improving application performance in production. Now expanding into backend development with NestJS and leveraging AI-assisted tools like Copilot and Claude Code, he blends modern tooling with deep frontend craftsmanship. An underappreciated strength is his ability to bridge browser-level integration (Chromium/C++ layers) with consumer-facing UI flows such as onboarding, authentication and AI assistant interfaces.
7 years of coding experience
3 years of employment as a software developer
Bachelor's degree, Computer/Information Technology Administration and Management, Bachelor's degree, Computer/Information Technology Administration and Management at Belarusian State University of Informatics and Radioelectronics
Russian, Russian, English
Stackoverflow
69reputation
17kreached
9answers
2questions
Github Skills (11)
mochajs6
npm6
nodejs6
javascript6
forms6
core-platform6
angular6
ecmascript6
angular-breadcrumb3
reactive1
rxjs1
Programming languages (2)
Github contributions (5)
kastysik/react-messenger
Jan 2023 - Jun 2023
Contributions:14 pushes, 2 branches in 5 months
kastysik/LoginForm
Oct 2018 - Oct 2018
Contributions:7 pushes in 4 days
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