Database Reliability Engineer (PostgreSQL)

TL;DR

Database Reliability Engineer (PostgreSQL): Designing, operationalizing, and optimizing the data persistence layer that powers large-scale, mission-critical systems with an accent on performance, reliability, automation, and operational excellence across the database environment. Focus on building resilient data infrastructure and leading response during database incidents.

Location: Remote (Canada)

Salary: $126,100 to $140,100 CAD for Canadian residents. Other countries will differ.

Company

Wavelo, as part of hirify.global, provides flexible software that modernizes how communication service providers (CSPs) do business, helping them drive more value, focus on customer experience, and scale their operations faster.

What you will do

• Design, implement, and operate highly available PostgreSQL clusters.
• Optimize query performance and indexing strategies.
• Build and maintain automation for provisioning, configuration, backups, and recovery.
• Lead response during database incidents and conduct root-cause analysis.
• Partner with software engineers to review SQL queries and optimize schemas.

Requirements

• 7+ years of hands-on PostgreSQL experience in large-scale, high-volume production environments.
• Strong expertise in PostgreSQL internals: WAL, MVCC, vacuum tuning, query planner, indexing, logical replication.
• Advanced SQL and strong schema design and query optimization skills.
• Solid experience with Linux systems and networking fundamentals.
• Experience building automation using Go or Python.
• Experience with monitoring tools such as Prometheus, Grafana, Datadog, PMM, pg_stat_statements.

Nice to have

• Experience with connection pooling and load balancing: PgBouncer, HAProxy.
• Experience with high-availability solutions: Patroni or similar tools.
• Exposure to event streaming and CDC: Kafka, Debezium.
• Experience supporting 24/7 production environments.
• Experience with PostgreSQL backup tools: Barman, pgBackRest, WAL-G.

Culture & Benefits

• Remote-first work environment with flexibility.
• Committed to inclusion across race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status or disability status.
• Fair compensation and generous benefits.
• Protecting the open Internet, narrowing the digital divide, and supporting fairness and equality.

Hiring process

• AI-enabled tools are used throughout the recruitment process to help work more efficiently and consistently.
• Final hiring decisions are always made by people.