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Work experience

Front-end програміст

from 07.2023 to 08.2025 (2 years 2 months)
SVX s.r.o., Дистанційно (IT)

Supported and scaled a production e-commerce platform built with Next.js (App Router), continuously delivering new features, optimizing performance, and improving overall system stability.

Reduced First Contentful Paint (FCP) by ~35–45% through SSR/SSG, image optimization, code splitting, and lazy loading.

Reduced Time to Interactive (TTI) by ~30% by optimizing rendering strategy and application state management.

Implemented a fully responsive, mobile-first UI, improving mobile usability and decreasing bounce rate by ~15–25%.

Integrated REST APIs (fetch / axios) for product catalog, shopping cart, and order processing workflows.

Introduced TypeScript, reducing runtime errors and improving long-term code maintainability.

Optimized SEO (meta tags, Open Graph, SSR), increasing Lighthouse SEO score to 90+.

Reduced JavaScript bundle size by 20–30% using tree shaking and dynamic imports.

Unified styling with Tailwind CSS and CSS Modules, accelerating new page development.

Performed bug fixing and refactoring, significantly reducing post-release UI issues.

Prepared the architecture for future scalability and feature expansion.

Knowledge and skills

• HTML
• CSS
• JavaScript
• Git
• TypeScript
• SASS
• REST API
• Next.js
• React
• GitHub
• Redux

Language proficiencies

• English — above average
• Ukrainian — fluent
• Slovak — advanced