- Kuala Lumpur, Kuala Lumpur Kuala Lumpur WP Kuala Lumpur Malaysia
Working Location
Job Description
Responsibilities
About the role
This is a Database Administrator (DBA) role focused on maintaining, monitoring, and optimizing production databases across MySQL, MongoDB, and Redis platforms. You will design high-availability database architectures, ensure stable uninterrupted operation, and support business growth through database performance optimization and new technology implementation.
Key responsibilities
Maintain, monitor, back up, and troubleshoot production databases and their operating systems to ensure stable, uninterrupted operation
Plan, design, and implement high-availability database architectures for MySQL, MongoDB, and Redis; establish standardized database management practices
Conduct performance analysis, SQL tuning, and troubleshooting of locking and transaction issues; optimize read/write splitting to support high-concurrency scenarios and prevent major production incidents
Review and deploy database code for new business launches, and design data models
Introduce new technologies and middleware, plan data lifecycle and hot/cold data separation to meet evolving business needs
Write database deployment, operations, and training documentation
About you
Associate degree or above
3+ years of DBA experience
In-depth knowledge of MySQL's internal architecture and principles
Familiar with high-availability architecture design for MongoDB, Redis, and MySQL, with solid experience in database fault tolerance
Deep understanding of performance optimization, SQL tuning, and locking/transaction issues
Hands-on experience designing and maintaining read/write splitting under high concurrency
Ability to ensure sub-second query performance for billion-row tables at tens of thousands of QPS through data architecture optimization and middleware adoption
Familiarity with microservices and globally distributed deployments with data synchronization
Experienced in hot/cold data separation and data lifecycle planning
Cross-border logistics industry experience (e.g., systems for logistics, warehousing, line-haul transportation, pickup and delivery) is a plus
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