Senior PostgreSQL Database Administrator

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Our client is a well-established platform which is looking for a highly skilled Senior PostgreSQL Database Administrator to take full ownership of our mission-critical database environments. You will be responsible for ensuring exceptional performance, scalability, and reliability across high-volume, real-time systems. Experience with hot/cold table structures, stored procedures, and advanced tuning techniques is essential.
Experience in iGaming or online betting or Fintech is a strong advantage due to the fast-paced transactional nature of the platform.

Responsibilities:

• Design, implement, and optimize production-grade PostgreSQL databases.
• Manage large PostgreSQL clusters in high-availability architectures.
• Implement efficient hot/cold table strategies, partitioning, and lifecycle management.
• Execute deep query tuning, indexing, vacuum/analyze, and database-level optimization.
• Monitor and troubleshoot performance issues to resolve bottlenecks.
• Build, enhance, and maintain stored procedures, triggers, and PL/pgSQL logic.
• Automate maintenance routines, scaling operations, and failover processes.
• Manage and optimize Amazon RDS PostgreSQL, including multi-AZ setups and replicas.
• Utilize AWS services (CloudWatch, EC2, S3) to support database operations.
• Maintain strong backup, recovery, and disaster recovery procedures.
• Manage user roles, permissions, encryption, and auditing.
• Ensure adherence to regulatory and security standards.
• Partner with backend engineers, DevOps, and product teams.
• Provide database expertise during architecture design.
• Serve as the primary escalation point for database-related incidents.
  
  Requirements:
• 5+ years of hands-on experience as a Senior PostgreSQL DBA.
• Deep knowledge of PostgreSQL internals, tuning, indexing, and partitioning.
• Strong experience with hot/cold tables and data lifecycle strategies.
• Advanced PL/pgSQL, stored procedure, and trigger development.
• Expertise with replication, failover, backups, and high availability setups.
• Strong understanding of concurrency, ACID, and JSONB.
  
  Nice-to-Have:
  
  iGaming, sportsbook, or casino industry experience, Hands-on use of AWS RDS PostgreSQL, Familiarity with microservices-oriented database architectures, experience with monitoring tools (pgBadger, Grafana, Datadog).