Матвiй

MATVII FILIPENKO
Frontend Developer
Email: [open contact info](look above in the "contact info" section) | Phone: [open contact info](look above in the "contact info" section)
GitHub link | Location: Saint-Nicolas, Belgium

PROFESSIONAL SUMMARY
Frontend Developer with 2+ years of experience building responsive, user-centric web applications using
React, TypeScript, and modern CSS frameworks. Specialized in creating interactive streaming widgets
and web applications with focus on performance optimization and user experience.

TECHNICAL SKILLS
Frontend: React, TypeScript, JavaScript (ES6+), HTML5, CSS3, Next.js
Styling & UI: Tailwind CSS, SCSS, Responsive Design, Figma
Backend & Tools: Node.js, Firebase, WordPress, Git, Redux Toolkit
Databases & Cloud: Firebase Realtime Database, RESTful APIs
Other: SEO, Performance Optimization, Cross-browser Compatibility

PROFESSIONAL EXPERIENCE
Frontend Developer | CreativeLab (Remote)

February 2025 - Present

• Developed interactive streaming widgets (chat overlays, goal trackers, alerts) using
React/TypeScript/Firebase as sole frontend developer
• Implemented real-time chat functionality and donation alert triggers improving streamer
engagement by 20%
• Collaborated with design team to translate wireframes into responsive, engaging user
experiences
• Managed end-to-end development workflow from design to deployment ensuring reliable
widget performance
• Built custom visual effects and streamer packs enhancing user interaction and platform
engagement

Contract Frontend Developer | Metaverse Game Studios Inc (Remote)

March 2024 - November 2024

• Developed responsive WordPress pages for Web3 gaming platform ensuring cross-browser
compatibility
• Collaborated with distributed team of 20+ developers and designers implementing feature
improvements
• Maintained WordPress themes and resolved UI/UX issues improving site performance by 15%
• Optimized frontend components improving page performance and mobile responsiveness
• Worked on independent game studio developing Web3 title "Angelic: The Game"

Frontend Developer | 7Stars.co (Kyiv, Ukraine)

July 2023 - May 2024

• Designed and built fully responsive company website with intuitive navigation and high
performance
• Applied SEO techniques and UI/UX principles improving website usability and user
engagement by 25%
• Developed donation and event registration features enhancing user interaction and business
functionality
• Maintained website performance ensuring cross-browser compatibility and modern web
standards
• Worked independently managing full frontend development lifecycle

PROJECTS
WorldWise - Travel Tracker SPA | Live Demo | GitHub

Tech Stack: React, React Router v6, React Leaflet, CSS Modules, Context API
• Built responsive travel tracking application with interactive world map integration using
Leaflet
• Implemented protected routes with authentication and context-based state management
• Created dynamic routing for city and country information with comprehensive trip logging
• Deployed to GitHub Pages with optimized Vite configuration for production

Tip Calculator App | Live Demo | GitHub

Tech Stack: HTML5, CSS3, JavaScript, Responsive Design
• Developed responsive tip calculator with custom and preset percentage options
• Implemented real-time calculations and input validation with error handling
• Built mobile-first responsive design with interactive UI elements and hover states
• Optimized for performance and accessibility across different browsers

EDUCATION
Bachelor of Applied Mathematics | In Progress (2022-2026)
National Technical University of Ukraine "Igor Sikorsky Kyiv Polytechnic Institute"

LANGUAGES
Ukrainian: Native | English: Proficient | Russian: Native