nitant

Architected a Hyperledger Fabric-based sharded Layer 1 blockchain for India’s RBI-approved UBC protocol; sharding achieved a 33% improvement in transaction throughput. Built a GoLang SDK for UBC asset tokenization, enabling seamless developer onboarding onto the Layer 1 chain with Geth integration; prioritized security and usability. Spearheaded the blockchain migration of India’s high-volume IMPS payment system, demonstrating expertise in critical financial infrastructure at national scale. Contributed to India’s live CBDC (Central Bank Digital Currency) - collaborated on protocol design, security architecture, and smart contract development. Researched blockchain integration strategies for India’s UPI system targeting cross-border interoperability, security hardening, and modular extensibility.

Architected a Layer 2 blockchain using Optimistic Rollup to scale Ethereum L1; integrated EIP-4844 (blob data) for L2–L1 data transfer, collaborated with Optimism Protocol team on OP-Stack Superchain. Developed the RACE Real World Asset & DeFi platform with smart contracts for Watch/Gold collateral, art parcelling, LLC models, and on-chain loans using ERC-3643, ERC-1400, ERC-6551, ERC-721, and ERC-4337 (Account Abstraction). Built and deployed all blockchain infrastructure: bridges, block explorer, faucet, and APIs on GCP/Kubernetes/Docker; managed a team of 3 engineers end-to-end.

Built an NFT social media platform and an e-commerce DApp with Metamask-based token purchases — first production Web3 experience.