Software Engineer II-1

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 Software Engineer II-1 The Business Experimentation and Optimization (BE&O) teams within Mastercard’s Services organization are building industry-leading software that empowers business users around the world to make data-driven decisions through advanced analytics and experimentation. As we expand our product offerings and modernize our technology stack, we are reimagining how we deliver scalable, cloud-native solutions to our clients. We are seeking a technically strong Software Development Engineer to contribute to the architecture, design, and development of our next-generation experimentation platform. In this role, you will work closely with other team members to help implement and evolve system designs, ensuring solutions meet high engineering standards. You will build and enhance scalable services, APIs, and analytical capabilities that power the platform, leveraging technologies such as Databricks and cloud platforms including AWS and Azure. This role involves close collaboration with your immediate team as well as other development teams across programs to align on shared goals, contribute to cross-cutting initiatives, and deliver cohesive, enterprise-grade solutions. You will participate in design and code reviews, contribute to engineering best practices, and support operational excellence. You will work effectively across global time zones, contribute to a strong engineering culture, and continuously grow your technical skills while helping the team deliver reliable, high-quality software. Our teams are small, agile, and empowered to choose the processes that work best for their goals. Every engineer contributes to the full development lifecycle—from ideation and design to implementation and testing—fostering a culture of ownership, innovation, and continuous improvement. We are seeking passionate and talented engineers who share our vision of empowering customers to make smarter, data-driven decisions. Join us and help shape the future growth of our team. Position Responsibilities: At Mastercard Services, you will work with talented teams to develop cutting-edge, analytics-driven products that help businesses worldwide seize the most value from their data. As a Software Development Engineer II, you will: Design, build, and enhance cloud-native services and modern frameworks that support data-driven decision-making for some of the world’s largest organizations. Develop scalable, high-quality applications and services, contributing to APIs and backend systems deployed on AWS or Azure cloud infrastructure. Collaborate with senior engineers and architects to implement and evolve technical designs, applying modern architectural patterns and technologies to continuously improve product capabilities. Contribute to the development and modernization of web-based data and analytics applications, helping improve performance, scalability, reliability, and maintainability as the platform grows. Participate in design and code reviews, applying best engineering practices (clean code, testing, security, performance) and continuously improving code quality and system robustness. Work closely with cross-functional partners—including Product Management, QA, and Data Science—to translate functional requirements into well-designed, scalable technical solutions. Support the modernization and optimization of existing systems, including contributions to service-based architectures and cloud scalability ... (truncated, view full listing at source)