Responsibilities
- Responsible for the MySQL database, ensure safe, stable and efficient operation;
- Responsible for the daily maintenance, including the establishment and deployment of MySQL database, maintenance, and management, data migration, refactoring, etc.;
- Responsible for MySQL database performance monitoring and optimization, fault handling and disaster recovery;
- Responsible for slow query optimization of MySQL database, formulating specifications, and training on research and development;
- Improve the current MySQL database operation and maintenance system, and provide highly available and high-performance MySQL database system services for business.
Requirements
- Full-time bachelor degree or above, computer-related major, more than 3 years of professional DBA experience;
- Master the operating mechanism and architecture of MySQL database, and have excellent MySQL database architecture design capabilities;
- Master MySQL database performance tuning, monitoring, backup, exception handling, and failure recovery;
- Master the principles of MySQL replication and high availability, and be familiar with the commonly used high availability architectures MHA, PXC, KEEPALIVED, etc.;
- Familiar with NoSQL MySQL databases such as MongoDB and Redis, actual maintenance experience is preferred;
- Familiar with data middleware such as DBproxy, actual maintenance experience is preferred;
- Proficiency in using Python and shell development tool scripts, experienced in automated operation and maintenance is preferred.
