

Seasoned Frontend Developer with 5+ years of experience crafting performant, responsive web apps. Expert in React, Next.js, and cutting-edge frontend technologies, with a passion for intuitive UI/UX and web optimization. Skilled in implementing PWAs, lazy loading, and advanced CSS techniques. Proven track record in building scalable projects that drive business growth. Proficient in blockchain development, including smart contracts and dApp integration. Fluent in English (C2 level), facilitating clear communication in diverse team environments.
• Architected a highly scalable frontend infrastructure using Next.js, optimized for performance under high-load conditions. Crafted modular component libraries that reduced code duplication by 40% and significantly accelerated development velocity across multiple projects.
• Engineered a unique retry mechanism for blockchain transactions with seamless backend syncing, achieving a 75% decrease in transaction failures based on Sentry-powered error monitoring and analysis.
• Optimized complex blockchain interactions, reducing the number of remote procedure call (RPC) requests by 30% through intelligent caching.
• Spearheaded frontend development for a social media platform, rapidly closing a 3-month gap with backend progress and meeting a critical deadline using Next.js 14, MUI, and Tailwind CSS.
• Optimized development speed by 25% through the contribution to atomic design principles and CI/CD, streamlining the development process.
• Reviewed and managed pull requests, ensuring adherence to high standards of code efficiency, consistency, and best practices across the project.
• Enhanced SEO performance by implementing Open Graph protocols, optimizing metadata, and facilitating the indexing of pages by Google, resulting in a notable increase in organic traffic and search engine visibility.
• Enhanced web development productivity by 20% through strategic implementation of agile methodologies.
• Elevated website performance to a remarkable 97% on Lighthouse by implementing code splitting, lazy loading and React-Query caching.
• Integrated seamless Crypto Payments to provide a secure and efficient transaction system for users by using Ethers.js, MetaMask and Wallet Connect on Polygon blockchain.
• Worked on the development team collaborating with FIFA to create a large- scale virtual reality platform for sports viewing.
• Implemented VR player and PWA (Progressive Web App) for the website ensuring in a cohesive look through different browsers and Android/IOS devices, enhancing user accessibility and engagement.
• Engineered a notable 23% reduction in response time by redesigning and transitioning the old website from ASP.NET MVC to React, which improved overall performance and elevated user satisfaction.
• Crafted responsive websites with personalized dashboards and landing pages using React.js, Redux, and Tailwind, ensuring cross-platform usability.
• Built and optimized Smart Contracts for safety of the users and business assets, achieving a 14% reduction in costs by shielding valuable assets against potential security threats.