Own Database Reliability: Drive high availability and disaster recovery strategies, ensuring RPO/RTO targets are met for our core banking systems.
Architect for Scale: Define and execute the scalability roadmap, including partitioning, sharding strategies, and capacity forecasting.
Optimize Performance: Perform deep-dive query optimization, execution plan analysis, and proactive bottleneck remediation.
Design Infrastructure: Build and manage scalable inference and connection pooling strategies (PgBouncer) and robust backup/restore automations.
Establish Observability: Design the monitoring architecture (Prometheus, Grafana, VictoriaMetrics) and define SLIs/SLOs for database health.
Champion Security: Implement banking-grade security practices, including credential management and compliance-aligned data handling.
Partner Across Engineering: Work with product teams to ensure database schema changes and architectural decisions support a high-load environment.
Lead by Example: Set the technical bar for the DBA function through mentoring, standards definition, and hands-on implementation.

5+ years of experience as a PostgreSQL DBA in high-load, production environments (preferably Fintech or mission-critical systems).
Deep PostgreSQL Expertise: Advanced knowledge of index design (B-tree, GIN, GiST, BRIN), partitioning, and vacuum tuning.
HA/DR Mastery: Proven experience designing streaming replication, clustering, and automated backup validation.
Cloud Fluency: Hands-on experience with cloud-managed PostgreSQL (specifically GCP) and Linux systems administration.
Automation Mindset: Proficient with Infrastructure as Code (Terraform, Ansible) and CI/CD workflows (GitLab, ArgoCD).
Strong SQL Skills: Expertise in complex queries, stored procedures, and functions.
Observability Stack: Experience building monitoring and alerting for databases (Prometheus/Grafana).
Fluent English

Principal Database Administrator, DBA

Key skills