Senior Database Reliability Engineer (PostgreSQL)

Location: Hybrid, 3 days per week onsite in the Buenos Aires vicinity or Cuauhtémoc, Mexico.

Company

hirify.global provides the hirify.global Experience Cloud, a SaaS platform for managing customer, employee, patient, resident, and candidate experiences.

What you will do

• Own the availability, performance, capacity, and lifecycle of production PostgreSQL clusters.
• Manage provisioning, configuration, maintenance, scaling, decommissioning, upgrades, backups, recovery, replication, and high availability.
• Build monitoring, alerting, automation, tooling, and self-service database workflows for engineering teams.
• Review schema migrations and query patterns, troubleshoot issues across database, operating system, network, and application layers, and advise engineering teams on PostgreSQL practices.
• Lead database incident response, root-cause analysis, corrective actions, documentation, and on-call maintenance activities.
• Mentor other Database Reliability Engineers and review technical work.

Requirements

• 5+ years of experience running PostgreSQL in large-scale production or SaaS environments.
• Strong knowledge of PostgreSQL internals, including MVCC, vacuum, WAL, locking, concurrency, and query planning.
• Production experience with capacity planning, point-in-time recovery, restore validation, replication, high availability, upgrades, indexing, SQL tuning, partitioning, migrations, incident response, and root-cause analysis.
• Experience collaborating with cross-functional engineering teams and participating in on-call rotations and scheduled maintenance windows.
• Fluency in spoken and written English.

Nice to have

• Experience operating PostgreSQL at scale, including multi-terabyte databases or fleets of hundreds of clusters.
• Experience with Patroni, PgBouncer, Kubernetes, Linux, Jenkins, ArgoCD, Ansible, Python, Prometheus, Grafana, Loki, OpenTelemetry, OCI, YugabyteDB, or Apache Cassandra.
• Experience delivering zero- or near-zero-downtime migrations, partitioning, cross-cluster migrations, and major-version upgrades.

Culture & Benefits

• Work as part of the Database Services team alongside Site Reliability Engineering.
• Participate in a hybrid work arrangement with three onsite days per week.
• Contribute to a diverse and equal-opportunity workplace.
• Use AI-assisted engineering tools where they accelerate troubleshooting, automation, and documentation.