This position is based in Singapore and does not support remote work. 1. Responsible for the daily operation and maintenance of the exchange platform, including system deployment, monitoring, troubleshooting, and handling. 2. Design and implement automated operation and maintenance tools to improve operational efficiency. 3. Responsible for system security management, including vulnerability repair, security protection, and emergency response. 4. Optimize system performance, plan capacity, and ensure stable system operation. 5. Write and maintain operation and maintenance documents, and regularly report system operation status.