My name is Yurii Kovalchuk, and I’m a Senior Frontend Engineer from Ukraine with over 10 years of experience building modern, scalable web applications.

I’ve been working with React.js since 2017, specializing in React-based architectures — from traditional SPAs to headless PWA platforms integrated with Magento (Adobe Commerce) and Adobe AEM. I’m passionate about performance optimization, clean component architecture, and delivering pixel-perfect, user-friendly interfaces.

• Build high-performance, responsive web applications with JavaScript (ES6+), TypeScript, React.js, Next.js
• Develop reusable UI components and maintain design systems (Storybook, Material UI, Styled-components, Tailwind)
• Optimize frontend performance (code splitting, lazy loading, caching, service workers)
• Collaborate with UI/UX teams, content managers, and stakeholders to deliver quality products
• Lead teams: onboarding new members, estimating features, conducting code reviews

Languages & Frameworks:
JavaScript (ES6+), TypeScript, React.js (Hooks, Context API, Router), Next.js, Redux / Redux Toolkit, React Native

Styling & UI:
Styled-components, Material UI (v4–v5), SCSS, PostCSS, Tailwind, Responsive Design, GSAP

Architecture & Tools:
PWA, Service Workers, Storybook, Webpack, Jest/Enzyme, Git Flow, Azure DevOps CI/CD

Platforms & Integrations:
Magento (Headless / PWA Studio), Adobe AEM, GraphQL (Apollo), REST (Axios, React Query)

Design Tools:
Figma, Adobe XD

• React developer since 2017 with strong expertise in modern frontend architectures
• Led migration of high-traffic eCommerce platforms from Magento to headless React-PWA with GraphQL integration
• Finalist & Winner – Ukrainian Dev Challenge IX & XI (Frontend, Pro Category)
• Speaker at CoreCamp tech conference
• Microsoft Exam 480 Certified – Programming in HTML5 with JavaScript and CSS3

LinkedIn | Email

💡 Always open to connecting with like-minded professionals and exploring exciting frontend opportunities.