Database Administrator

Gamdom; London; On-site; GBP 45,000 - 80,000; Full time

Job summary

Gamdom is seeking an experienced PostgreSQL DBA to manage and scale a critical database infrastructure. The role involves optimizing PostgreSQL databases, handling complex database structures, and ensuring performance and security. The ideal candidate will have extensive PostgreSQL experience, strong Linux skills, and a self-motivated problem-solving approach to support our rapid business growth.

Qualifications

• Extensive PostgreSQL administration experience (v14+).
• Strong Linux expertise, particularly Debian, for production servers.
• Hands-on experience with performance tuning, high-transaction OLTP databases, and replication techniques.

Responsibilities

• Administer and optimize PostgreSQL 14+ databases.
• Manage a multi-terabyte PostgreSQL database running on physical hardware.
• Implement backups, restores, replication, and disaster recovery strategies.

Skills

PostgreSQL administration

Linux expertise

Performance tuning

Replication techniques

Security knowledge

Problem-solving

Job description

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We are looking for an experienced PostgreSQL DBA to manage and scale our mission-critical database infrastructure. With our rapid business growth, we need a skilled professional to ensure the performance, reliability, and scalability of our PostgreSQL databases.

Key Responsibilities

• Administer and optimize PostgreSQL 14+ databases.
• Manage a multi-terabyte PostgreSQL database running on physical hardware.
• Handle backups, restores, replication, and disaster recovery strategies.
• Support and optimize complex database structures, including triggers, stored procedures, and partitioning.
• Troubleshoot production performance issues quickly and effectively.
• Conduct performance tuning for a high-OLTP transaction database handling 100M+ transactions per day.
• Set up monitoring and alerts for disk space, CPU usage, and IO contention.
• Ensure database security through role-based and fine-grained access control.
• Work with PostgreSQL operators on Kubernetes for database management.
• Take initiative in identifying and resolving database issues proactively.

Upcoming Projects

• Migrate PostgreSQL 14 to PostgreSQL 16.
• Transition on-premise PostgreSQL to AWS.
• Optimize and migrate large historical tables (billions of rows) through partitioning and purging.

Required Skills & Experience

• Extensive PostgreSQL administration experience (v14+).
• Strong Linux expertise, particularly Debian, for production servers.
• Hands-on experience with performance tuning, high-transaction OLTP databases, and replication techniques.
• Advanced security knowledge and experience implementing access controls.
• Experience with Kubernetes-based PostgreSQL deployments.
• Self-motivated problem-solver with the ability to take initiative.

If you're passionate about database performance and scalability, we'd love to hear from you! Apply now and help us build a rock-solid PostgreSQL infrastructure.