Senior Web3 Backend Engineer Blockchain Platform

The Bitcoin Street Journal is seeking a senior backend engineer focused on Web3 and blockchain infrastructure. You will design and build reusable platform services for tokenization, transaction processing, and wallet integration, while enabling cross-network support including Besu, Ethereum/EVM, and Layer 2 networks. You will implement connections to blockchain nodes, signing systems, and custody platforms, and contribute to secure deployment pipelines with emphasis on auditability and