Responsible for the management and maintenance of MySQL, Mongo, Redis

Design and develop database and cache system solutions and operation and maintenance management tools;Continuously improve the database and cache system solutions to ensure the reliable and stable operation of the database.Daily maintenance of the database, and emergency recovery when major problems occur;Provide database development support, and perform index optimization and tuning according to business needs.Perform regular system health checks, and locate and troubleshoot performance problems.Cooperate with technology to complete a series of database optimization work.Master database performance tuning, monitoring, backup, exception handling, fault recoveryMaster database high availability and dynamic expansion solutions

Proficient in MySQL, Redis, MongoDB management, data backup, and optimization;NoSQL management, Optimization experience;Proficient in the principles of MySQL database engine, in-depth understanding of the implementation mechanism of the database engine, able to optimize the database according to related mechanisms;Good at learning and summarizing, paying attention to the development of database technology, and understanding new technologies;Experience in handling catastrophic failures