FULL TIME|Yerevan, Armenia · Remote|Posted 5/15/2026
Finom /Principal Database Administrator (DBA)
Overview
Finom is looking for a Principal Database Administrator to become the reliability owner of its banking database infrastructure. This role focuses on PostgreSQL reliability, high availability, disaster recovery, scalability, performance optimization, observability, security, and database architecture for mission-critical fintech systems. The ideal candidate is a senior database expert who can combine strategic architecture with hands-on implementation and operations.
Responsibilities
- - Own database reliability for Finom’s core banking systems.
- - Drive high availability and disaster recovery strategies.
- - Ensure RPO and RTO targets are met for mission-critical database systems.
- - Define and execute database scalability roadmaps.
- - Design partitioning, sharding, and capacity forecasting strategies.
- - Perform deep query optimization and execution plan analysis.
- - Identify and resolve database performance bottlenecks.
- - Build and manage connection pooling strategies using PgBouncer.
- - Implement robust backup and restore automation.
- - Design database monitoring architecture using Prometheus, Grafana, and VictoriaMetrics.
- - Define SLIs and SLOs for database health.
- - Implement banking-grade security practices and compliance-aligned data handling.
- - Partner with engineering teams on database schema changes and architectural decisions.
- - Mentor other engineers and define technical standards for the DBA function.
Requirements
- - 5+ years of experience as a PostgreSQL DBA in high-load production environments.
- - Strong experience with fintech, banking, or mission-critical systems is preferred.
- - Deep knowledge of PostgreSQL internals, including MVCC, WAL, vacuum, and performance tuning.
- - Advanced knowledge of index design, including B-tree, GIN, GiST, and BRIN.
- - Experience with partitioning, vacuum tuning, and large-scale PostgreSQL optimization.
- - Proven experience designing streaming replication, clustering, and automated backup validation.
- - Hands-on experience with cloud-managed PostgreSQL, especially GCP.
- - Strong Linux systems administration skills.
- - Experience with Infrastructure as Code tools such as Terraform and Ansible.
- - Experience with CI/CD workflows, GitLab, and ArgoCD.
- - Strong SQL skills, including complex queries, stored procedures, and functions.
- - Experience building monitoring and alerting for databases using Prometheus and Grafana.
- - Fluent English communication skills.
- - Experience with PCI DSS, GDPR, Redis, BigQuery, Cassandra, ClickHouse, Vault, or advanced connection pooling tools is a plus.
Skills
PostgreSQLDatabaseAdministrationDBAReliabilityHighAvailabilityDisasterRecoveryRPORTOQueryOptimizationExecutionPlanAnalysisIndexDesignPartitioningShardingVacuumTuningStreamingReplicationClusteringBackupandRestorePgBouncerPrometheusGrafanaVictoriaMetricsGCPLinuxTerraformAnsibleGitLabCIArgoCDKubernetesGKEVaultSQLStoredProceduresFintechPCIDSSGDPRRedisBigQueryClickHouseCassandraEnglish
Finom
Finom is a financial technology company that provides business accounts, global payments, expense management, and related financial tools for entrepreneurs and companies across Europe. Its platform includes international transfers, multi-currency support, cards, cashback, and account management features designed to simplify day-to-day business finance.