About the company
With a mission to financially empower the next generation, Sezzle is revolutionizing the shopping experience beyond payments, blending cutting-edge tech with seamless, interest-free installment plans that make shopping smarter and more accessible.
Responsibilities
- End to end ownership of our database and data warehousing infrastructure, its KPIs and its SLAs, including MySQL, Postgres, CDC capture, and Redshift.
- Lead optimizations in database and query performance.
- Build and maintain tooling to help manage and upgrade our data infrastructure, continually improving with migrations and optimizations.
- Partner with Development to ensure we ship solid queries against a battle-tested schema to meet the needs of our products and business.
- Help Sezzle evolve our data systems beyond the current scale and stack with whatever tooling is necessary to handle processing high volumes of writes and events while performing complex ETL.
- Evaluate and integrate new technologies, guiding the evolution of Sezzle’s data infrastructure.
- Help data engineers and analysts optimize Redshift and warehouse performance, including query tuning, modeling improvements, and cost management.
Requirements
- 12+ years of experience in DBA, SRE, or Data Engineering roles, with a strong track record of scaling production-grade systems.
- Deep expertise with MySQL, Postgres, AWS Redshift or similar products, including performance tuning, table design, and workload management.
- Advanced proficiency in SQL.
- Strong hands-on experience with data replication and ETL/ELT frameworks, especially DBT, AWS DMS, or similar tools.
- Strong understanding of data modeling, distributed systems, and warehouse/lake design patterns.
- Ability to work in a fast-paced, collaborative environment with excellent communication and documentation skills.
- Demonstrated experience working with Claude or equivalent large language model tools is required; candidates must be comfortable leveraging AI to enhance productivity, research, and communication.
Conditions
- The salary range for this role is negotiable, the range being $300,000 - $400,000 per year in total compensation.