Olaksandr Khlud
@oleksandrkhlud
Senior Frontend Developer specializing in React, TypeScript, and high-performance web apps.
What I'm looking for
I am a Senior Frontend Developer with five years of hands-on experience building scalable, high-performance web applications using React and modern frontend technologies. I translate complex business requirements into intuitive, responsive interfaces, lead architectural discussions, and mentor junior developers to deliver maintainable, testable code.
My background spans feature-rich product development, performance optimization, and cross-functional collaboration across product, design, and backend teams. I have driven improvements in test coverage, component performance, and developer workflows while contributing to backend work and integrations when needed.
Experience
Work history, roles, and key accomplishments
Senior Frontend Developer
Regiondo
Jun 2023 - Aug 2025 (2 years 2 months)
Collaborated with product, design, and backend teams to deliver feature-rich React applications; optimized component rendering and led architectural decisions that improved performance and maintainability. Mentored junior developers, conducted code reviews, and contributed to backend work using NestJS and Postgres.
Senior Frontend Developer
UnderNDA
May 2022 - May 2023 (1 year)
Built and maintained dynamic, real-time betting interfaces, refactored legacy components for scalability, and improved codebase reliability through modular UI logic and testing. Led code reviews and implemented Firebase integrations for product features.
Middle Frontend Developer
Phubber
Feb 2020 - Apr 2022 (2 years 2 months)
Built and maintained core features for a secondhand fashion marketplace, implemented product feeds and seller profiles, integrated Stripe for payments, and improved performance via lazy loading and code splitting. Delivered responsive, production-ready UI components.
Education
Degrees, certifications, and relevant coursework
Olaksandr hasn't added their education
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Tech stack
Software and tools used professionally
Availability
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Authorized to work in
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