1. Ensure the normal operation of networks, basic services, and online products, maintain system stability, and quickly solve online problems. 2. Promote operation and maintenance automation, design and utilize tools and code to improve team work efficiency. 3. Build on chain monitoring. 4. Responsible for the operation and delivery of blockchain application products such as software and hardware wallets.

Job responsibilities: 1. Review and improve the security of our blockchain applications, including smart contract and protocol level security. 2. Develop and implement a comprehensive Web3 security framework and strategy. 3. Review code and architecture, identify and correct potential security vulnerabilities and errors. 4. Design and implement security auditing and testing processes, including penetration testing and vulnerability scanning. 5. Investigate security incidents, manage security incident response processes, and provide recovery services

Job responsibilities: 1. Research and development of backend APIs, mainly targeting wallet servers, OneKey Card servers, and OneKey backend servers based on requirements. 2. Continuously optimize the overall architecture. Basic requirements