Responsibilities of Golang Development Engineer: 1. Responsible for developing requirements for the exchange server, creating a business architecture that is easy to scale, high concurrency, high availability, and low latency; 2. Continuously optimizing and restructuring existing systems to efficiently support rapid business development; 3. Analyze system bottlenecks, solve various difficult problems, and optimize system performance; 4. Deeply explore and analyze business requirements, write technical solutions and system designs;