Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title And Summary Principal AI Engineer Overview As a Principal AI Engineer on the AI Foundations team, you are an established subject matter expert in AI Engineering who applies expert knowledge and experience to drive achievement of key area goals and initiatives by making significant improvements to new or existing products, services, and/or processes. You lead the design and operationalization of complex, production-grade agentic systems—particularly multi-agent, multi-tool solutions...