OKX - Database Administrator

• Execute end-to-end database operations, including backup and recovery, monitoring and alerting, health checks, capacity planning, release support, lifecycle management, and operational documentation, ensuring database platforms meet business requirements for stability, performance, and availability. • Drive database reliability and performance optimization, including SQL tuning, index optimization, schema review, workload analysis, slow-query analysis, and root-cause investigation for production incidents. • Implement database security and governance controls, including access management, privilege review, audit logging, encryption, data masking, vulnerability remediation, and security baseline enforcement. • Maintain, and regularly validate database backup, recovery, and disaster recovery solutions, including RPO/RTO planning, restore testing, cross-region/cross-zone replication, failover drills, and emergency recovery procedures. • Deliver database migration, scaling, sharding, read/write splitting, high availability, and data distribution solutions for business-critical systems. • What We Look For In You • Bachelor's degree or above in Computer Science or a related field, with 4+ years of database management experience and 2+ years of cloud platform (Alibaba Cloud / AWS) experience. • 4+ years of database management experience • 2+ years of cloud platform (Alibaba Cloud / AWS) experience. • Proficiency in relational, NoSQL, and distributed database architectures; familiar with high-availability designs and proven experience delivering them in production. • Deep understanding of mainstream database engine internals; strong hands-on database design, capacity planning, and architecture governance capabilities. • Proficient in database performance tuning and optimization; experienced operating databases at high concurrency and large-scale data volumes.\Hands-on experience with MySQL, PostgreSQL, Redis, MongoDB, Elasticsearch, HBase, and Kafka. • Strong Linux/Unix system administration skills, with proficiency in Python and Shell scripting; familiarity with Perl or PHP is a plus.