Principal Engineer - Data Infrastructure (Xico)

Principal development role, 12+ years experience: $6,000 – $12,500 USD per month (gross).

Seeking a talented and motivated Principal Engineer for our Data Infrastructure. Opportunity to thrive in a dynamic, fast‑paced environment within a rapidly growing team, with prospects for career advancement.

• End‑to‑end ownership of our database and data warehousing infrastructure, its KPIs and 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 necessa...