Blockchain Engineer · Smart Contract Developer · Solana / EVM / DeFi · Full-Stack Web3
Bangalore, India
Blockchain Engineer and Smart Contract Developer with 4+ years building production-grade decentralized applications on Solana and EVM chains. Specializes in DeFi protocol development, on-chain arbitrage systems, and high-frequency trading infrastructure. Shipped production Solana programs using Rust and Anchor, EVM smart contracts with Solidity and OpenZeppelin, and MEV/arbitrage bots processing real-time on-chain data via Kafka.
Freelance
Oct 2025 — Present
Architected and shipped speculate.trade — a full production Web3 trading platform built with NestJS microservices on AWS Fargate, RDS PostgreSQL, Next.js frontend, Redis caching, BullMQ job queuing, and infrastructure provisioned via Terraform. Built simulation trading platform with real-time on-chain order execution integrating Binance, Coinbase, and Hyperliquid APIs with sub-100ms latency. Engineered scalable crypto payment mechanisms supporting multi-chain EVM transactions.
Xuman.AI
Jul 2025 — Oct 2025
Sole architect and founding engineer — designed and shipped the entire technical stack from greenfield to production in under 3 months. Built real-time AI avatar onboarding system integrating LiveKit (WebRTC) and HeyGen. Architected distributed microservices backend (NestJS, Prisma, Redis, PostgreSQL, RabbitMQ) on Azure with CI/CD pipelines achieving 99.9% uptime. Led full-stack development of Next.js dashboard and React Native mobile app shipped within 6 weeks.
Freelance
Apr 2023 — Mar 2025
Engineered production Solana high-frequency trading bot using Kafka and Redis. Developed DeFi automation platforms on Solana and EVM including arbitrage bots. Built high-performance Solana blockchain data indexers reducing RPC overhead 60%+. Shipped hybrid crypto wallet applications, ICO smart contract platforms, and MEV-aware CLI tools. Implemented ERC-20, ERC-721, ERC-1155 token standards and OpenZeppelin smart contracts.
Ramlogics Technosoft
Apr 2022 — Mar 2023
Built NFT marketplace with custom OpenZeppelin smart contracts (ERC-721, ERC-1155), admin dashboards, and Ethereum NFT indexing backend. Deployed custom blockchain networks with Blockscout explorer integration and set up a dedicated IPFS gateway for decentralized asset storage.
Freelance
Oct 2020 — Mar 2022
Developed web applications and automated tooling, establishing foundational skills in JavaScript, backend APIs, and deployment workflows.