Senior Database Reliability Engineer

Senior Database Reliability Engineer to design, build, and scale the database platform used across Sezzle's applications, improving database reliability by design, not just by operational response.

Requirements

• 6+ years of professional software engineering, infrastructure engineering, database engineering, SRE, or platform engineering experience
• Strong software engineering ability in at least one production programming language such as Go, Python, or TypeScript
• Proven ability to build production-quality internal tools, libraries, frameworks, services, or platform components used by other engineers
• Deep hands-on experience with relational databases, especially MySQL and/or PostgreSQL, in high-availability production environments
• Strong understanding of how application code interacts with databases, including connection pooling, transactions, isolation levels, retries, timeouts, deadlocks, locking, migrations, and query execution
• Hands-on experience with AWS RDS/Aurora, including provisioning, upgrades, replicas, backups, failover, monitoring, parameter tuning, and production troubleshooting
• Experience designing or improving shared database access patterns, internal database packages, ORM wrappers, migration frameworks, or developer-facing database tooling
• Ability to influence engineering teams through clear design reviews, documentation, technical standards, and practical implementation

Benefits

• Generous Paid Time Off
• 401k Matching
• Retirement Plan
• Four Day Work Week