Senior Backend Development Engineer

1. Participation And be responsible for the development and maintenance of the core system of change business 2. Participate in and be responsible for the stability construction, alarm, monitoring, disaster recovery, downgrade, etc. of the change business system 3. Participate in the design and realize scalability and maintainability 4. Fully understand the business characteristics of change business, develop and build a system suitable for specific domain models 5. Accumulate technical capabilities and industry experience, and grow and develop together with the platform.

1. Bachelor degree or above, more than 3 years of work experience, familiar with at least one of Java/PHP/C++/Go/Python 2. Have a deep understanding of computer principles, have a good data structure and algorithm foundation 3. Have excellent system design capabilities, and be proficient in the principles and applications of databases, caches, and message queues 4. Strong learning ability and good knowledge of products Have a strong sense of responsibility, have good communication skills and excellent teamwork skills 5. Experience in change business is a plus 6. Experience in research and development of transaction-related core systems (e-commerce, payment, etc.) is a plus item.