Bohdan Volkovynskyi

Frontend Engineer

+380957532912
contact@volkovynskyi.uk
https://volkovynskyi.uk/
UTC+2/UTC+3

Summary

Frontend Engineer with 5+ years of experience architecting scalable web platforms and browser extension ecosystems, including products with million-user audiences.
Designed and built monorepo architectures, design systems, and token pipelines from scratch, driving consistency and long-term maintainability across products.
Actively contribute to product strategy, not just implementation - aligning technical decisions with business goals, performance targets, and user experience outcomes.
Experienced in leading code reviews, mentoring engineers, and taking full ownership of delivery from architecture to production.

Work Experience

Frontend Engineer | Appolone
Dec 2022 – Present
  • Architected and launched browser extensions from scratch, defining scalable architecture, component structure, and core logic; optimized bundle size by 36% and improved runtime performance.
  • Designed reusable extension templates and internal tooling, reducing time-to-market for new products by 50%.
  • Led migration from Webpack to Vite across projects, improving build performance and developer experience; introduced Storybook to formalize the Design System and component documentation.
  • Built and maintained SSR/SSG marketing platforms integrated with browser extensions; implemented scalable multilingual infrastructure for non-technical content managers.
  • Drove technical decision-making in collaboration with product managers and clients, aligning architecture with business goals and long-term scalability.
  • Mentored engineers, led structured code reviews as a quality gate, and conducted educational HTML/CSS courses.
Frontend Engineer | SharpMinds
Dec 2020 – Nov 2022
  • Developed and scaled UI architecture for a large marketplace platform, delivering reusable components and feature modules across multiple product areas.
  • Improved application load time by 23% through targeted UI optimizations based on production metrics and real user feedback.
  • Contributed to architectural decisions, advocating for component reusability and cleaner state management patterns.
  • Collaborated closely with backend engineers to refine API contracts and improve data consistency and error handling.
  • Partnered with product managers to clarify requirements, estimate complexity, and deliver features aligned with business priorities.
  • Led refactoring initiatives to improve maintainability, reduce technical debt, and minimize regression risks.

Technical Skills

Frontend: HTML, CSS, JS, SCSS, React, Next.js, TypeScript, REST, Zustand, Redux, Storybook
Other: Webpack, Vite, Babel, Jest, SSR, SSG, Node.js, SEO optimization, bundle analysis, lazy loading, Design System, UI libraries, Tolgee, documentation

Languages

  • Ukrainian - Native
  • English - Upper Intermediate

Education

Master of computer science
Sep 2016 – Jan 2022
Chernivtsi National University