Senior Java Backend Engineer — Wallet & Blockchain
Summary
A staff/senior Java engineer owning OKX Wallet's core backend modules — address management, asset synchronization, transaction construction, on-chain broadcasting, and nonce management — in a high-concurrency, multi-chain environment, including cross-chain interactions and incident response.
OKX Wallet is seeking a Staff/Senior Java Engineer to own core wallet backend modules in a high-concurrency, multi-chain environment. You will work on address management, asset synchronization, transaction construction, on-chain broadcasting, and nonce management, ensuring performance, security, and reliability.
You will design and implement cross-chain interactions, on-chain life cycles, incident response, and collaboration with upstream and downstream teams while applying AI-assisted