Responsibilities of Blockchain Backend Development Position 1 Responsible for the backend API design and development of the product, following up on new technologies, and completing technical difficulties; 2. Responsible for backend service maintenance and management, improving performance, risk and security control, and quantitative monitoring; 3. Understand product requirements, possess the ability to write functional specifications and design documents; 4. Able to independently complete development tasks, perform functional self testing and integration testing independently; 5. Actively integrate into the community ecological construction and pay attention to the latest technological developments in the community.