1. Participate in the development of front-end and back-end business processes, interface protocols, output products, and technical documents; 2. Participate in the design, research and development, deployment, and operation of projects, and write requirement documents for relevant features; 3. Responsible for coding and implementing specific functions, as well as self testing and delivery testing; 4. Responsible for database management and maintenance, ensuring the security and stability of various data in the server-side system; 5. Be able to make predictions for development tasks and anticipate unexpected issues that may arise