Java performance engineer

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 po

Lead Java Developer - SSPP Solutions Position Summary: We are seeking a highly experienced and strategic Lead Java Developer to architect, lead, and deliver scalable microservice-based solutions in a cloud-native environment. This role requires deep technical expertise, strong leadership, and a proven track record in enterprise-scale systems-preferably within the telecommunications industry. Key Responsibilities: Architect and lead the development of robust Java-based microservices using Sprin

Position Title: Staff Software Engineer / Architect Java Modernization (AWS / Kubernetes) Location: St. Louis, MO JD We are looking for a stafflevel software engineer / architect to lead the modernization of a largescale, missioncritical Java platform. This role is handson and focused on rewriting and rearchitecting existing systems using modern Java, Spring Boot, and cloudnative patterns on AWS. What You ll Do Modernize a legacy Java platform to Java 21 and Spring BootRearchitect monolithic co

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we?re helping build asustainableeconomy where everyone can prosper. We support a wide range of digital payments choices, making transactionssecure, 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 poten