Lead architecture and long-term direction of a multi-petabyte data platform powering AI-driven advertising. Drive cross-team initiatives across data engineering, ML, and product; improve scalability, reliability, cost-efficiency, and operational excellence; mentor senior engineers and influence platform strategy and modernization.

As a Senior Software Engineer, you'll lead the design and reliability of data systems that link ad visibility to customer purchases, focusing on big data engineering and backend service optimization using C#, ClickHouse, and SQL.