The boundaries are blurred. The operation and maintenance department belongs to the technical department and is mainly responsible for the operation and maintenance management, operation and maintenance innovation and team training of the core trading system of futures companies. With the implementation of DevOps and SRE, the boundary between development and operation and maintenance is becoming more and more blurred, and full-time operation and maintenance positions are slowly moving closer to back-end development positions, conducting technical learning and participating in the product development process.