全职 Database Engineer(DBA) 工作, 薪水 up to SGD 13,000, XIAOMI TECHNOLOGIES SINGAPORE PTE. LTD. West Region (Singapore) 公司招聘中 - Ricebowl

Job Summary

We are seeking a skilled and driven Database Engineer to own the full lifecycle of MySQL, PostgreSQL, Redis, MongoDB, HBase, and HDFS systems—designing, deploying, tuning, and automating to ensure highly available, scalable, and reliable mission-critical data services.

Responsibilities

Design and architect database schemas and storage solutions across MySQL, PostgreSQL, Redis, MongoDB, and HBase to meet business requirements

Implement and deploy database clusters, replication, and environment configurations to support operational needs

Monitor database performance and health metrics using proactive alerting and dashboards to detect and resolve incidents such as slow queries, replication lag, connection exhaustion, and data corruption

Optimize query performance, indexing strategies, and resource utilization to improve system efficiency and reliability

Maintain database systems through version upgrades, patch management, and backup/recovery testing to ensure long-term stability

Ensure high availability and disaster recovery by designing failover, hot-standby, and multi-region replication architectures

Drive scalability through sharding, partitioning, and capacity planning aligned with business growth objectives

Build end-to-end fault detection, root-cause localization, and self-healing capabilities to minimize business impact

Implement SQL auditing, slow query governance, index optimization, and execution plan analysis to protect database integrity

Design and develop software tools to automate management of large-scale database instances for operational efficiency

Collaborate with application development teams to diagnose performance latency, improve query efficiency, and enhance data reliability across services

Participate in a 24x7 on-call rotation to ensure high availability and promptly resolve critical database issues

Required competencies and certifications

Bachelor’s or higher degree in Computer Science, Information Technology, Programming, Science (Computer Studies), or related discipline

Proficient understanding of TCP/IP, data structures, algorithms, operating systems, networking, database systems, and computer architecture

Basic understanding of database theory and system architecture concepts including indexing, transactions, ACID, MVCC, Raft, sharding, CAP theorem, and high availability

Experience programming in at least one backend language such as Python, Golang, or Java

Ability to communicate effectively in Mandarin to support coordination with Mandarin-speaking stakeholders, teams, and business partners in China and other regional markets , as well as in English for general business communication.

Preferred competencies and qualifications

Familiarity with Unix/Linux operating systems and networking

Experience working with MySQL, Redis, MongoDB, HDFS, and HBase