Senior Database Administrator (PostgreSQL)

We are looking for an experienced Database Administrator with deep PostgreSQL expertise and hands-on experience automating database deployment, monitoring, and performance tuning on Data Center and AWS. You will be part of the core infrastructure team responsible for scaling and maintaining BTSE’s mission-critical database systems that power our trading and analytics platforms. This role offers the opportunity to design, automate, and optimize high-availability PostgreSQL clusters while ensuring reliability, minimal downtime, and strong observability across production environments operating 24/7.

Responsibilities

• Design, deploy, and maintain PostgreSQL clusters in AWS environments using Infrastructure as Code (IaC) tools.
• Develop automation for provisioning, configuration management, and monitoring of PostgreSQL databases.
• Perform regular database maintenance including vacuuming, reindexing, and analyzing statistics to ensure peak performance.
• Identify, analyze, and optimize slow SQL queries and workloads to improve efficiency and throughput.
• Build resilient, high-availability database architectures that minimize downtime during upgrades, maintenance, and failovers.
• Implement robust backup, recovery, and disaster recovery strategies to guarantee data integrity and uptime.
• Support and monitor 24/7 production systems, participating in incident response and root cause analysis when needed.
• Collaborate with SRE, DevOps, and engineering teams to improve scalability, performance, and CI/CD integration for database operations.

Requirement

• 4+ years of experience managing PostgreSQL databases in production environments.
• Strong knowledge of SQL query optimization, indexing strategies, and PostgreSQL performance tuning.
• Proven ability to design and maintain highly available, fault-tolerant systems with minimal or zero downtime.
• Experience supporting mission-critical 24/7 systems in production, with on-call or incident response participation.
• Hands-on experience with AWS services such as EC2, RDS, EBS, S3, and IAM.
• Solid understanding of PostgreSQL replication, PITR (Point-in-Time Recovery), and HA solutions (Repmgr,Patroni, ProxySQL, or similar).
• Experience automating infrastructure using Terraform, Ansible, or similar tools.
• Proficiency in Linux systems administration and scripting (Bash, Python, or Go).

Nice to Haves

• Familiarity with observability and alerting stacks (Prometheus, Loki, Grafana, CloudWatch).
• Exposure to additional database systems such as ClickHouse or TimeScale Postgres.
• Experience building internal automation or self-healing tools for query analysis and database management.

Perks & Benefits

• Competitive total compensation package
• Various team-building programs and company events
• And many more! Apply and let us tell you more!