Available to hire
Senior Frontend Developer with 5+ years of experience building scalable, performant web applications across EdTech, FinTech, eCommerce, and corporate travel. I specialize in React, Next.js, and TypeScript, and I integrate AI features into production products using OpenAI API.
I enjoy shaping frontend architecture, delivering MVPs from scratch, improving performance and accessibility, and mentoring developers. I also actively use AI-assisted coding tools like Claude, Cursor, and GitHub Copilot to maintain high code quality while moving fast.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Language
English
Intermediate
Polish
Advanced
Belarusian
Advanced
Russian
Fluent
Work Experience
Internal Contribution | Presales & Frontend Labs at Vention (formerly iTechArt)
October 1, 2025 - PresentLeading presales activities: estimating frontend scope, evaluating technical feasibility, and defining implementation approaches for new client proposals. Acting as a mentor and lecturer in internal frontend development labs to support junior onboarding and growth. Contributing to internal frontend standards and knowledge-sharing practices. Actively uses AI-assisted development tools (Claude, Cursor, Windsurf, GitHub Copilot) and studies AI integration patterns for frontend developers.
Frontend Developer | Camera Monitoring Platform at Vention (formerly iTechArt)
October 1, 2024 - January 1, 2025Developed a video camera rental and monitoring platform for construction sites with real-time monitoring, live streaming, and progress tracking. Optimized the video streams page load time from ~5000ms to ~1000ms using memoization and lazy loading. Modularized a legacy React codebase to improve release speed. Created UI tools and overlays to increase B2B platform usage.
Fullstack Developer | AI Learning Platform at Vention (formerly iTechArt)
September 1, 2024 - October 1, 2025Built an AI-powered foreign language learning platform generating personalized reading materials, grammar exercises, and pronunciation practice. Delivered an MVP with a Next.js and AWS serverless stack, enabling faster client handover. Integrated OpenAI API for personalized learning content generation. Designed frontend architecture and reusable component strategy using React and Next.js. Implemented authentication with AWS Cognito and CI/CD pipelines via AWS Amplify.
Frontend Developer | B2B Investment Platform at Vention (formerly iTechArt)
April 1, 2022 - March 1, 2023Built a B2B platform for managing credit applications, loan resales, and investment workflows with dashboards and analytics for financial operations. Developed agent workflow dashboards improving task throughput. Refactored a legacy codebase using ESLint and Prettier, reducing code review time. Ensured security and access control compliance with platform standards.
Frontend Developer | E-commerce Platform – Health & Wellness at Vention (formerly iTechArt)
September 1, 2021 - April 1, 2022Worked on an e-commerce platform for healthcare and wellness products focused on improving user experience for international customers and partner portals. Improved UI consistency and usability across portals. Delivered promotional features that increased engagement and conversion rates.
Frontend Developer | B2B Corporate Travel Management Platform at Resliv
September 1, 2020 - June 1, 2021Developed a corporate travel management platform for handling business trips, expense reporting, and documentation with integration to an aviation system for complex route planning. Built analytics dashboards and reports for corporate travel and expense management. Developed employee management modules linking personal and corporate accounts.
Education
Qualifications
Industry Experience
Education, Financial Services, Retail, Software & Internet, Travel & Hospitality
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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