Database Reliability Engineer - SaaS Infra (Multi-Region)

Longport Technology HK Limited; Santo Niño 1st; On-site; PHP 6,285,000 - 9,428,000; Full time

Job summary

Longport Technology HK Limited is seeking a Database Reliability Engineer to own the data layer for multi-region SaaS deployments (US/SG/JP). The role focuses on operational DBA tasks, high availability, and scalable multi-tenant data solutions within a regulated environment.

You will work with PostgreSQL/MySQL/Redis/ClickHouse, design tenant isolation, and automate provisioning and backups. English communication is required; Mandarin is a plus.

Qualifications

• 3+ years of production DBA experience with PostgreSQL and/or MySQL.
• Hands-on experience with high-availability and backup/recovery solutions.
• Strong performance tuning and query optimization skills.
• Experience with AWS RDS/Aurora and multi-AZ deployments.
• Proficient English; Mandarin a plus.

Responsibilities

• Operate databases across US/SG/JP SaaS clusters daily (PostgreSQL, MySQL, Redis, ClickHouse).
• Design multi-tenant SaaS data solutions and tenant onboarding.
• Own multi-AZ HA and DR drills meeting RPO/RTO targets.
• Perform capacity planning and tuning; assist in incident response.
• Improve tooling with Terraform, Bytebase, and self-service query tools.
• Review schema designs and gate production changes with SRE.

Skills

PostgreSQL / MySQL expertise

Incident response

Performance tuning

English communication

Tools

PostgreSQL

MySQL

Redis

ClickHouse

Terraform

Kubernetes

AWS RDS/Aurora

Job description

Longport Technology HK Limited is seeking a Database Reliability Engineer to own the data layer for multi-region SaaS deployments (US/SG/JP). The role focuses on operational DBA tasks, high availability, and scalable multi-tenant data solutions within a regulated environment.

You will work with PostgreSQL/MySQL/Redis/ClickHouse, design tenant isolation, and automate provisioning and backups. English communication is required; Mandarin is a plus.