Responsible for the architecture design, development, and optimization of the core backend system of the Web3 project, using Go language to build high-performance, high concurrency distributed systems. Participate in the development, deployment, and integration of smart contracts with backend systems, familiar with Solidity or other smart contract languages (such as Rust), and ensure contract security and functional completeness. Maintain and optimize blockchain node services, handle core logic such as on chain/off chain data interaction, event monitoring, and transaction processing. Independently solve complex technical problems, lead technical breakthroughs, ensure system stability, scalability, and security. Participate in team technical planning, promote code standardization, technical documentation accumulation, and team capability improvement. Experience in leading small teams of 3-5 people is preferred. Track new technologies in the Web3 field (such as zero knowledge proofs, Layer2, cross chain protocols, etc.), explore and implement innovative solutions.