Greetings! My name is Serhii Pimenov. I'm a web developer from Kyiv, Ukraine.
I'm looking for an opportunity to work in a dynamic team, apply cutting-edge technologies, and expand my skill set in the Middle/Senior JavaScript Developer position.
Experienced JavaScript Developer with 10+ years in web development, specializing in frontend development and high-performance solutions. Strong expertise in JavaScript, TypeScript, HTML/CSS, and UI component development. Creator of Metro UI (UI components) and Latte (JavaScript/React testing framework).
Site: https://pimenov.com.ua
Portfolio: https://freelancehunt.com/freelancer/olton.html#portfolio
GitHub: https://github.com/olton
Skills:
- Languages: JavaScript (ES6+), TypeScript, HTML5, CSS/LESS, SQL, PHP
- Frameworks: React, Vue, Astro, Metro UI
- Testing: Latte (framework author), Jest, Cypress
- Tools: esbuild, Git, Docker, n8n
- UI Development: Web component creation, responsive design, SPA architecture
- Database: mySQL, Postgresql, Oracle
- Templates: Pug
Education: Tavrida Institute of Entrepreneurship and Law, Bachelor's in Law, 1997
Personal Qualities:
✅ Punctual, responsible
✅ Proactive, adaptable problem-solver
✅ Strong teamwork and collaboration skills
✅ Passionate about modern technologies
Main Projects:
Latte Test Runner
Powerful tool for testing DOM, React, components, and code coverage.
Built-in headless browser, 100+ matchers, flexible configuration.
https://latte.org.ua
Metro UI – Web Development UI Library
100+ components, SPA router, animated data binding model.
Easy integration and customization.
https://metroui.org.ua
Minataur - Fastest blockchain explorer for Mina Blockchain
https://minataur.net
Work Experience:
Frontend Lead @ Korzh.com | Kyiv | Jan 2022 — Present
Developed websites and UI components (EasyQuery.JS, EasyData.JS, Easy.Report)
Implemented TypeScript for better scalability
Optimized UI/UX for improved performance
Worked with Astro and Metro UI to create fast, efficient websites
Freelance Web Developer | Kyiv | 2021 — 2022
Created Metro UI, a UI component library for efficient development
Developed custom web solutions for clients
Provided frontend development and testing consultancy
Director of Department @ Internet Invest | Kyiv | 2013 — 2021
Led the development of DNmarket.com, a domain marketplace platform
Researched and implemented innovative technologies
