rssutardev

Key Responsibilities: Designed and developed blockchain execution platforms using Next.js, Hono, Viem, and PostgreSQL. Built secure backend services for orchestrating EVM-compatible transactions, including signing, validation, confirmation tracking, and retry mechanisms. Implemented wallet authentication and secure key management for on-chain and off-chain operations. Developed structured MCP-based Binance integrations for portfolio management, token conversions, and automated trade execution. Integrated DeFi and CeFi protocols for swaps, asset transfers, airdrops, and smart contract interactions. Designed and maintained a workflow orchestration engine for multi-step blockchain transactions with pause, resume, and rollback capabilities. Monitored gas usage, transaction lifecycle, and execution status to ensure transparency and reliability. Implemented security best practices to prevent failed transactions, replay attacks, and unauthorized access. Optimized system performance for high-volume blockchain and exchange operations. Collaborated with product and engineering teams to design scalable Web3 solutions.

Key Responsibilities: Developed Web3-enabled reward platforms using Next.js, Express.js, and PostgreSQL. Integrated blockchain-based reward tracking and eligibility verification systems. Built backend services to process high-volume user activity and reward distribution securely. Designed real-time leaderboard and analytics dashboards. Implemented role-based access control and admin management systems. Developed extensible campaign management tools supporting future token-based incentives. Ensured data integrity and system reliability during high-traffic events. Optimized APIs and database queries for performance and scalability. Supported deployment and monitoring of Web3 applications on cloud infrastructure.