Job Responsibilities: Senior R&D Engineer (Java Infrastructure Direction) 1 Responsible for the design and development of a universal platform, including user center, message center, touchdown platform, real-time push, business gateway, monitoring and alarm, etc Responsible for the design and development of the basic framework, encapsulating commonly used service governance functional components such as grayscale routing, current limiting fuses, multi-level caching, authentication, etc Deeply understand the core business, solve various technical problems existing in the existing system, and optimize the performance and reliability of the system Continuously monitor the latest developments in technology, evaluate and introduce new technologies and tools, promote technological innovation, and improve R&D energy efficiency Write and maintain technical documents, share technical experience, promote team knowledge accumulation and sharing