Blockchain Developer – Smart Contracts, ZK & Cross-Chain

Project Description: We need a freelance Blockchain Developer for a defined project to build smart contracts, integrate ZK proofs, and implement cross-chain settlement for a multi-chain protocol. This is a fixed-scope freelance engagement, not a permanent role. Deliverables: - Deploy smart contracts on Ethereum, Solana, Base, Arbitrum, and Polygon - Integrate ZK proof systems (Ligero/Arc) - Implement cross-chain settlement using CCTP and Hyperlane - Integrate FHE (Fhenix/Zama) for encrypted sta…