Database Administrator (DBA / DBRE) - Cloud Database Operations & Reliability Engineering

HappyGlobal Service; Singapore; On-site; SGD 90,000 - 140,000; Full time

Job summary

HappyGlobal Service in Singapore is seeking a skilled Database Administrator / DBRE to oversee day-to-day operations, performance, and reliability of cloud and local databases, ensuring stability and compliance across environments. You will define and monitor SLOs, implement IaC with Terraform, design backup strategies, optimize SQL, and maintain high availability through replication and failover.

Strong English communication and collaboration with SRE, security, and development teams are

Qualifications

• Bachelor's degree in Computer Science or related field, or equivalent professional experience.
• 3+ years of DBA/DBRE experience.
• Strong knowledge of MySQL or PostgreSQL; Redis, SQL Server, or Oracle is a plus.
• Experience with AWS RDS/Aurora or GCP Cloud SQL and elastic scaling/HA configurations.
• Proficient in IaC (Terraform) and scripting (Python or Shell) to automate database tasks.
• Solid observability and monitoring skills.
• Excellent English communication for cross-team collaboration.

Responsibilities

• Cloud Operations: Own day-to-day operations, monitoring, and reliability of cloud databases (AWS RDS / Aurora, GCP Cloud SQL, etc.) and local databases (MySQL / PostgreSQL / Redis / SQL Server, etc.).
• Reliability Engineering (DBRE): Define and measure database SLOs, strengthen monitoring/alerting, and manage database resources using IaC (Terraform) with an emphasis on elasticity and stability.
• Backup & DR: Define and execute backup strategies and regular recovery drills to ensure data reliability and business continuity (RPO / RTO).
• Performance Optimization: Conduct SQL review, slow-query optimization, index planning, and parameter tuning.
• High Availability: Maintain highly available database architectures through replication, clustering, and failover management.
• Data Security & Compliance: Implement RBAC, auditing, encryption, and masking; ensure all data-layer security policies are strictly followed.
• Collaboration: Coordinate with local development, SRE, and security teams to drive database automation.

Skills

Database administration

Root-cause analysis

Cross-team collaboration

English communication

Education

Bachelor's degree in Computer Science or related field

Tools

MySQL

PostgreSQL

Redis

SQL Server

Oracle

AWS RDS/Aurora

GCP Cloud SQL

Terraform

Python

Shell

Job description

We are seeking a skilled and detail-oriented Database Administrator (DBA / DBRE) to join our US branch. In this role, you will be responsible for the day-to-day operations, monitoring, and reliability of our cloud and local database environments. You will drive engineering solutions to ensure system stability, performance, and compliance with data privacy regulations.

Responsibilities

• Cloud Operations: Own day-to-day operations, monitoring, and reliability of cloud databases (AWS RDS / Aurora, GCP Cloud SQL, etc.) and local databases (MySQL / PostgreSQL / Redis / SQL Server, etc.).


• Reliability Engineering (DBRE): Define and measure database SLOs, strengthen monitoring/alerting, and manage database resources using IaC (Terraform) with an emphasis on elasticity and stability.


• Backup & DR: Define and execute backup strategies and regular recovery drills to ensure data reliability and business continuity (RPO / RTO).


• Performance Optimization: Conduct SQL review, slow-query optimization, index planning, and parameter tuning.


• High Availability: Maintain highly available database architectures through replication, clustering, and failover management.


• Data Security & Compliance: Implement RBAC, auditing, encryption, and masking; ensure all data-layer security policies are strictly followed.


• Collaboration: Coordinate with local development, SRE, and security teams to drive database automation.

Qualifications

• Education & Experience: Bachelor's degree in Computer Science or a related field is preferred; however, equivalent professional work experience will be fully considered in lieu of a formal degree. 3+ years of DBA / DBRE experience is required.


• Technical Proficiency: Strong expertise in MySQL or PostgreSQL. Experience with Redis, SQL Server, or Oracle is a plus.


• Cloud Expertise: Proficient with AWS (RDS / Aurora) or GCP (Cloud SQL); experience with elastic scaling and HA configurations.


• Automation: Proficient in using IaC (Terraform) and scripting (Python / Shell) to automate database tasks.


• Observability: Hands-on experience with monitoring tools.


• Language & Soft Skills: Working proficiency in English for cross-team collaboration. Strong root-cause analysis and postmortem skills.