Yaroslav

Yaroslav Koval
Full-Stack Developer
📍 Ukraine (Born: June 23, 2004)
📱 [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section)
📧 [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section)
🔗 github.com/koval01
💬 t.me/kovalyrs

SUMMARY
Self-driven Full-Stack Developer with a strong foundation in modern web technologies and a passion for independent learning. Experienced in building full-stack web applications using Python and JavaScript/TypeScript. Demonstrated ability to quickly master new technologies through hands-on project development. Seeking opportunities to contribute to challenging projects and grow professionally.
TECHNICAL SKILLS
Frontend Development • React.js / Next.js • Svelte • TypeScript • Tailwind CSS • Progressive Web Apps (PWA) • HTML5 / CSS3

Backend Development • Python 3 • FastAPI • Flask • Pydantic • SQLAlchemy • RESTful APIs

DevOps & Tools • Docker • Linux Administration • Git • Basic Networking • Database Management (SQL)
FEATURED PROJECTS
TFeed - Telegram Channel Browser (Frontend) | React.js, TypeScript • Developed a modern web application for browsing public Telegram channels directly in the browser • Implemented responsive design and intuitive user interface • Built robust integration with custom backend API • GitHub: github.com/koval01/tfeed
• Live preview: tfeed.koval.page/V_Zelenskiy_official

Telegram Channel API (Backend) | FastAPI, Python • Created a high-performance API for scraping and serving Telegram channel content • Implemented efficient data parsing and JSON response formatting • Built RESTful endpoints following best practices
• GitHub: github.com/koval01/telegram-me
• Live preview: telegram.koval.page
NotCoin Web Implementation | Svelte, JavaScript • Independently recreated a complex web application using Svelte framework • Successfully translated React-based original into Svelte architecture • First major project using a JavaScript framework, demonstrating quick learning ability
• GitHub: github.com/koval01/notcoinWeb
• Live preview: notcoin.koval.page
PROFESSIONAL DEVELOPMENT
• Self-taught developer with strong focus on practical implementation • Rapidly mastered React.js ecosystem in Spring 2024 through hands-on project development • Consistently explore and adopt new technologies based on market demands • Emphasis on understanding core concepts rather than following structured courses
LANGUAGES
• Ukrainian (Native) • Russian (Native) • English (A2) • German (A1)
KEY STRENGTHS
• Exceptional self-learning capability • Strong problem-solving and analytical skills • Quick adoption of new technologies • Attention to detail and clean code practices • Active open-source contributor