Design, scale, and performance-tune GraphQL APIs, low-latency gRPC services, and SQL queries powering the sportsbook wagering and grading engine, the casino transaction engine, the financial ledger, responsible gaming enforcement, tax enforcement, general regulatory enforcement, promotional records, and risk management, among other things. Be comfortable with bridging the gap between internal, third party, legacy, and modern systems; and excel at doing what this entails, including, data migrations, intermediate data translation, the building and stewardship of additional supporting infrastructure as required, etc.