1. Develop back-end app interface service and management system according to business requirements; 2. Carry out micro service development and research and development of new technology projects; 3. Improve and optimize code quality through unit testing, automation and code review; 4. Actively participate in the discussion of project requirements and put forward opinions and suggestions on the technologies, algorithms and product functions used; 5. Check service operation problems, and repair bugs and optimize functions.

I need you to: 1. proficient in Java language, multi-threaded development, data processing, concurrency and garbage collection performance optimization, etc., master spring related technology. 2. Proficient in using springboot; springcloud 3. proficient in the use and tuning of Redis and other related caching technologies. 4. proficient in Mysql, data model design and data performance optimization; 5. proficient in MQ, can use it to handle system cohesion and message processing efficiently, and have a good understanding of large log processing. 6. Understand video and picture processing related technologies, and be able to carry out relevant connection and development; 7. Be proficient in using Linux related technologies, and be able to use and tune tomcat, nginx and related open source software; 8. Have certain development experience in micro services, and be able to use and optimize related services. 9. Experience in using AWS services 10. Have strong self-study ability, execution ability, strong sense of responsibility, good sense of teamwork and communication ability; six point seven