SaaS Database Reliability Engineer - Multi-Region

Longport Technology HK Limited; Singapore; On-site; SGD 90,000 - 140,000; Full time

Job summary

Longport Technology HK Limited seeks a Database Reliability Engineer to own the operations and scaling of multi-region SaaS databases in Singapore. You will ensure high availability, data integrity, and efficient query performance across PostgreSQL, MySQL, Redis, and analytics engines.

In this hands-on role, you design and implement HA/DR drills, optimize capacity, review schemas, and automate provisioning with Terraform and related tooling while collaborating with SRE and engineering teams in

Qualifications

• 3+ years of production DBA experience with PostgreSQL and/or MySQL.
• Experience with HA and backup/recovery solutions (e.g., Patroni, MHA, Redis Sentinel).
• Hands-on knowledge of cloud databases (AWS RDS/Aurora) including Multi-AZ deployments.
• Ability to read and write English documentation and participate in meetings.
• Familiarity with multi-region SaaS data platforms and tenant isolation is a plus.

Responsibilities

• Operate the databases of our multi-region SaaS clusters day to day: deployment, upgrades, backup and recovery, monitoring and alerting, and incident handling.
• Help design and deliver multi-tenant SaaS data solutions: tenant isolation (dedicated instance / database / schema), automated tenant onboarding (provisioning, password rotation), and per-tenant backup and recovery.
• Own multi-AZ high availability and DR drills within each region, meeting RPO/RTO targets for core systems.
• Run capacity planning and performance tuning: slow-query governance, indexing and execution plans, connection pooling; participate in P0/P1 incident response and post-mortems.
• Use and improve our database platform tooling (Terraform, Bytebase, self-service query tools) to make launching a new market or onboarding a new tenant increasingly automated.
• Review schema designs and SQL with engineering teams, gate production changes, and share on-call duties with SRE.

Skills

PostgreSQL

MySQL

HA/backup recovery

AWS RDS/Aurora

English communication

Tools

Terraform

Bytebase

SaaS data platforms

ClickHouse

Kubernetes

Job description

Longport Technology HK Limited seeks a Database Reliability Engineer to own the operations and scaling of multi-region SaaS databases in Singapore. You will ensure high availability, data integrity, and efficient query performance across PostgreSQL, MySQL, Redis, and analytics engines.

In this hands-on role, you design and implement HA/DR drills, optimize capacity, review schemas, and automate provisioning with Terraform and related tooling while collaborating with SRE and engineering teams in