Developing decentralized applications, smart contracts, and full-stack web3 solutions for various international clients.

• Architected and deployed production-ready Solana programs using Anchor
• Built cross-chain NFT marketplaces handling 1000+ daily transactions
• Optimized smart contract gas consumption by 30% for Ethereum-based projects
• Integrated complex web3 authentication flows using NextAuth and WalletConnect

Led the development of scalable microservices architecture for a fintech product used by over 50k businesses.

• Migrated legacy monolithic application to Spring Boot microservices, improving deployment frequency by 200%
• Implemented event-driven architecture using Kafka, processing 10K+ RPS with zero downtime
• Mentored junior developers and established code review best practices
• Reduced API response times by 40% through Redis caching and query optimization

Developed and maintained full-stack web applications for enterprise clients.

• Built a real-time inventory management dashboard using React and Node.js
• Designed and optimized complex PostgreSQL database schemas
• Automated CI/CD pipelines using GitHub Actions, reducing deployment errors
• Created comprehensive RESTful APIs with Swagger documentation