1. Design, build, and maintain scalable and high-performance web3 backend services, such as blockchain browsers, cross chain bridges staking； two Master the principles of distributed systems and have a deep understanding and recognition of one or more of storage, computing, message queues, and cluster management; 3. Powerful system design& amp; Coding ability, pursuit of elegant design and excellent code quality, high standards, fast action; 4. Clear thinking, experience and ability in quickly troubleshooting production systems, proficient in analyzing deeper reasons;