Job Responsibilities:

1. Be responsible for the design, development and maintenance of application layer network protocols.

2. Be responsible for the development and maintenance of the client and server sides of network services.

3. Develop and maintain basic tools and systems related to network services.

4. Optimize the performance of network services and enhance their security and stability.

5. Track and solve quality problems encountered by customers during the use of network services, and provide technical support.

6. Analyze and handle network service failures to ensure the normal operation of the system.

7. Complete other relevant tasks assigned by superiors.

Job Requirements:

1. Proficient in network protocols (such as IP, TCP, UDP, TLS, etc.), capable of designing and implementing application layer protocols based on TCP/UDP.

2. Be familiar with encryption protocols such as TLS to ensure the security of network communication.

3. Proficient in network service performance optimization and debugging methods, and capable of using tools such as Wireshark to analyze and optimize network performance.

4. Proficient in concurrent programming in Go language and possess a deep understanding of thread safety.

5. Master the performance optimization and debugging skills of Go language applications.