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Senior Java Performance Engineer : Mastercard

Company

Shiftcode Analytics, Inc

Location

St. Louis, Missouri, United States

Posted

May 14, 2026

Position Overview

Interview : Video + F2F



Visa : All apart from h1b and cpt



This is hybrid from day-1 ( Local candidates highly preferred )



Description :



Technical musts:

-Will need to come from a java development background and pass a java coding test (sounds like MC will also administer one as well)

-Will need to have Java performance experience (JVM tuning)



Focuses on optimizing the performance, scalability, and efficiency of Spring Boot applications running across private cloud and AWS environments. Unlike manual testers or generic QA roles, this engineer operates at the code, framework, and JVM layer β€” identifying bottlenecks in application logic, concurrency models, thread pools, memory usage, and data access paths. The role combines software engineering depth with advanced performance analysis techniques, ensuring applications meet strict latency, throughput, and reliability goals under real-w...

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