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I am an experienced Front-End Developer with a strong background in building high-performance dashboards and user interfaces, mainly using ReactJS. I have contributed to platforms used by major banks and global enterprises, delivering scalable and optimized solutions while reducing UI latency with modern tools and techniques. My expertise extends to integrating advanced technologies like Chrome extensions and LLM-powered code review tools. With a solid educational foundation in computer science and software engineering across both Ukraine and Germany, I have led modernization efforts for IoT platforms and contributed to high-traffic NFT marketplace interfaces. I am passionate about structured delivery, onboarding new developers, and ensuring seamless user experiences by aligning frontend architecture with business goals and advanced performance metrics.…I am an experienced Front-End Developer with a strong background in building high-performance dashboards and user interfaces, mainly using ReactJS. I have contributed to platforms used by major banks and global enterprises, delivering scalable and optimized solutions while reducing UI latency with modern tools and techniques. My expertise extends to integrating advanced technologies like Chrome extensions and LLM-powered code review tools. With a solid educational foundation in computer science and software engineering across both Ukraine and Germany, I have led modernization efforts for IoT platforms and contributed to high-traffic NFT marketplace interfaces. I am passionate about structured delivery, onboarding new developers, and ensuring seamless user experiences by aligning frontend architecture with business goals and advanced performance metrics.

Yehor Potebenko

Front-End Developer, Developer, Web Developer, +3

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I am an experienced Front-End Developer with a strong background in building high-performance dashboards and user interfaces, mainly using ReactJS. I have contributed to platforms used by major banks and global enterprises, delivering scalable and optimized solutions while reducing UI latency with modern tools and techniques. My expertise extends to integrating advanced technologies like Chrome extensions and LLM-powered code review tools. With a solid educational foundation in computer science and software engineering across both Ukraine and Germany, I have led modernization efforts for IoT platforms and contributed to high-traffic NFT marketplace interfaces. I am passionate about structured delivery, onboarding new developers, and ensuring seamless user experiences by aligning frontend architecture with business goals and advanced performance metrics.…I am an experienced Front-End Developer with a strong background in building high-performance dashboards and user interfaces, mainly using ReactJS. I have contributed to platforms used by major banks and global enterprises, delivering scalable and optimized solutions while reducing UI latency with modern tools and techniques. My expertise extends to integrating advanced technologies like Chrome extensions and LLM-powered code review tools. With a solid educational foundation in computer science and software engineering across both Ukraine and Germany, I have led modernization efforts for IoT platforms and contributed to high-traffic NFT marketplace interfaces. I am passionate about structured delivery, onboarding new developers, and ensuring seamless user experiences by aligning frontend architecture with business goals and advanced performance metrics.

Available to hire

I am an experienced Front-End Developer with a strong background in building high-performance dashboards and user interfaces, mainly using ReactJS. I have contributed to platforms used by major banks and global enterprises, delivering scalable and optimized solutions while reducing UI latency with modern tools and techniques. My expertise extends to integrating advanced technologies like Chrome extensions and LLM-powered code review tools.

With a solid educational foundation in computer science and software engineering across both Ukraine and Germany, I have led modernization efforts for IoT platforms and contributed to high-traffic NFT marketplace interfaces. I am passionate about structured delivery, onboarding new developers, and ensuring seamless user experiences by aligning frontend architecture with business goals and advanced performance metrics.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Work Experience

Frontend Engineer (ReactJS) at Corezoid Dnipro, Ukraine

September 1, 2024 - Present

Built high-performance dashboards with features like pagination, sorting, filtering, and column pinning for a data-heavy B2B platform used by Ukraine's largest banks and global enterprises (Union). Optimized UI latency by using React Profiler, DevTools, performance marks, and Core Web Vitals proxies to enhance state flows, virtualization, and selective re-renders. Co-developed a Chrome extension integrated with GitLab CI/CD pipelines to deliver LLM-powered code review suggestions and instant log access across 25 projects. Independently designed and shipped the platform’s first video conferencing MVP, delivering 4 core features in one sprint with 60% integration test coverage, reducing reliance on third-party tools.

Lead Frontend Developer (ReactJS) at Reutlingen University Reutlingen, Germany

September 1, 2022 - Present

Led modernization of an IoT platform by delivering real-time WebSocket dashboards featuring code-splitting, batching, debouncing, and stale-while-revalidate techniques that cut response times to under 200 ms. Facilitated structured onboarding for new developers and ensured delivery by creating detailed task breakdowns and enforcing ESLint/Prettier code standards. Aligned a distributed student team within one month and implemented responsive layouts and accessibility improvements focused on UX.

Frontend Intern (Next.js) at OnePlusOne Solutions Norwalk, U.S.

January 31, 2022 - September 4, 2025

Contributed to high-traffic NFT marketplace style interfaces with order histories, order book views, and wallet integrations. Suggested and helped integrate Stripe as an additional off-chain payment option, reducing support tickets by 40% and expanding the user base. Upgraded wallet integration with WalletConnect, enabling universal wallet compatibility and driving over 1,000 new sign-ups in the first month. Refined reusable UI components (tables, modals, toasts) to support consistent design and faster feature development.

Frontend Engineer (ReactJS) at Corezoid

September 1, 2024 - Present

Built high-performance dashboards featuring pagination, sorting, filtering, and column pinning, applying advanced financial UI patterns such as order books and spreads for a data-heavy B2B platform used by Ukraine’s largest banks and global enterprises (Union). Utilized React Profiler/DevTools, performance marks, and Core Web Vitals proxies to optimize state flows, virtualization, and selective re-renders, reducing UI latency. Co-developed a Chrome extension integrated with GitLab CI/CD pipelines, delivering LLM-powered code review suggestions and instant log access across 25 environments. Independently designed and shipped the platform’s first video conferencing MVP, delivering four core features in one sprint with 60% integration test coverage, significantly reducing reliance on third-party tools.

Lead Frontend Developer (ReactJS) at Reutlingen University

September 1, 2022 - Present

Led modernization of an IoT platform, delivering real-time WebSocket dashboards with code-splitting, batching, debouncing, and stale-while-revalidate techniques, cutting response times to under 200 ms. Facilitated structured onboarding of new developers and ensured structured delivery by creating detailed task breakdowns and enforcing ESLint/Prettier code standards, aligning a distributed student team within one month. Implemented responsive layouts and UX-focused accessibility improvements.

Frontend Intern (Next.js) at OnePlusOne Solutions

January 31, 2022 - September 4, 2025

Contributed to a high-traffic NFT marketplace style interface with order histories, order book views, and wallet integrations. Suggested and helped integrate Stripe as an additional off-chain payment option, reducing support tickets by 40% and expanding the user base. Upgraded wallet integration with WalletConnect, enabling universal wallet compatibility and driving over 1,000 new sign-ups in the first month. Refined reusable UI components such as tables, modals, and toasts to support consistent design and faster feature development.