1. Responsible for the daily maintenance of mainstream cloud servers such as AWS, Azure, and Google, including automatic deployment, configuration, optimization, backup, and troubleshooting; 2. Establish and optimize operation and maintenance standards, workflow, emergency plans, etc., and participate in the construction of the operation system; 3. Write and maintain automation scripts and tools to improve operational efficiency and automation level. 4. Track new technologies and services on cloud platforms, understand cutting-edge practices, and apply them to practical work. 5. Provide professional technical support to quickly resolve issues. 6. Manage and maintain hardware, including installation, configuration, troubleshooting, and upgrades. 7. Optimize hardware resource utilization to ensure efficient operation of the cluster. 8. Collaborate with software development teams to provide technical support and optimization suggestions for high concurrency computing.