Database Engineer

Wavelo is a SaaS business on a mission to make telecoms a breeze.

We provide 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.

As part of Tucows (NASDAQ:TCX, TSX:TC)—one of the world’s largest Internet services companies—Wavelo is backed by outstanding resources and talent. We embrace a people-first philosophy that is rooted in respect, trust, and flexibility. We believe that whatever works for our employees is what works best for us. It’s also why the majority of our roles are remote-first, meaning you can work from anywhere you can connect to the Internet!

The work we do genuinely changes lives. If this sounds exciting, we’d love to hear from you!

About the Opportunity

We are looking for a highly skilled Database Reliability Engineer (DBRE) with deep expertise in PostgreSQL at scale.

In this role, you will design, operationalize, and optimize the data persistence layer that powers large-scale, mission-critical systems. You’ll work closely with SRE, Platform, and Engineering teams to ensure performance, reliability, automation, and operational excellence across the database environment.

This is a hands-on engineering role focused on building resilient data infrastructure—well beyond traditional database administration.

This role is a remote position open to applicants based in Canada. 

What You’ll Do

Architecture, Reliability & Performance

• Design, implement, and operate highly available PostgreSQL clusters (physical/logical replication, sharding, partitioning, failover automation)
• Optimize query performance and indexing strategies
• Perform capacity planning, growth forecasting, and workload modeling
• Own high-availability strategies, including:
  • Automatic failover
  • Multi-region deployments
  • Disaster recovery

Automation & Tooling

• Build and maintain automation for:
  • Provisioning and configuration
  • Backups and recovery
  • Failovers
  • Vacuum tuning
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