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Hi, I’m Heorhii Ovechko, a Full-Stack Developer with 5+ years of experience building scalable web applications using React, Node.js, and MongoDB. I’ve helped reduce page load times and delivered end-to-end features from database design to UI implementation for 200k+ active users. I enjoy turning complex requirements into polished, reliable software across front-end, back-end, and data layers. I thrive in collaborative teams and focus on performance, accessibility, and delivering value to users.…Hi, I’m Heorhii Ovechko, a Full-Stack Developer with 5+ years of experience building scalable web applications using React, Node.js, and MongoDB. I’ve helped reduce page load times and delivered end-to-end features from database design to UI implementation for 200k+ active users. I enjoy turning complex requirements into polished, reliable software across front-end, back-end, and data layers. I thrive in collaborative teams and focus on performance, accessibility, and delivering value to users.

Heorhii Ovechko

Full Stack Developer, Web Developer, Front-End Developer, +2

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Hi, I’m Heorhii Ovechko, a Full-Stack Developer with 5+ years of experience building scalable web applications using React, Node.js, and MongoDB. I’ve helped reduce page load times and delivered end-to-end features from database design to UI implementation for 200k+ active users. I enjoy turning complex requirements into polished, reliable software across front-end, back-end, and data layers. I thrive in collaborative teams and focus on performance, accessibility, and delivering value to users.…Hi, I’m Heorhii Ovechko, a Full-Stack Developer with 5+ years of experience building scalable web applications using React, Node.js, and MongoDB. I’ve helped reduce page load times and delivered end-to-end features from database design to UI implementation for 200k+ active users. I enjoy turning complex requirements into polished, reliable software across front-end, back-end, and data layers. I thrive in collaborative teams and focus on performance, accessibility, and delivering value to users.

Available to hire

Hi, I’m Heorhii Ovechko, a Full-Stack Developer with 5+ years of experience building scalable web applications using React, Node.js, and MongoDB. I’ve helped reduce page load times and delivered end-to-end features from database design to UI implementation for 200k+ active users.
I enjoy turning complex requirements into polished, reliable software across front-end, back-end, and data layers. I thrive in collaborative teams and focus on performance, accessibility, and delivering value to users.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Frontend Developer at Shaga

August 8, 2023 - November 30, 2023

Implemented an interactive 3D globe (react-globe.gl) from Figma designs to visualize global participation, boosting community engagement. Optimized performance with dynamic imports, lazy loading, and Three.js cleanup, reducing initial load time by 40% and improving mobile UX stability by 30%. Integrated backend APIs to display real-time metrics (lobbies, GLOB rewards, streaming hours) and quests/leaderboards, increasing daily active users. Developed a fully responsive UI with Tailwind CSS, improving mobile accessibility and consistency across breakpoints.

Full Stack Developer at Ainaglam

February 2, 2024 - April 28, 2025

Designed and implemented a multi-channel Slack-like chat platform (public channels, private chats, threads) with secure invite-based authentication, enabling controlled access and smooth onboarding using NextJS. Built a real-time messaging backend with WebSockets, supporting low-latency communication, live presence indicators, and infinite-scroll chat history, improving reconnections and user engagement by 30%. Optimized responsive UI with Tailwind CSS for desktop and mobile, ensuring usability across devices.