Job Responsibilities: 1. Responsible for system testing environment and online system operation and maintenance. 2. Build and develop a standard operation and maintenance platform to meet the long-term goals of standardization, automation, and platformization. 3. Develop tools to improve daily work efficiency and optimize operation and maintenance processes. 4. Conduct research and practice on operation and maintenance related technologies, including operation and maintenance automation, complete monitoring system, platform security protection audit, etc. 5. Requirements for daily team management: