Platform Engineering Intern, Summer 2027 – St. Louis, MO, US

Mastercard

O Fallon, Missouri, United States of America Posted October 27, 2026

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On-site Internship Entry level
Job Description

Join our team as a Platform Engineering Intern and contribute to designing and modernizing enterprise-scale payment infrastructure. Support the Decision Management Program by collaborating with global teams and applying your technical skills. Ideal for students with foundational cloud knowledge and an interest in platform architecture.

Required Skills
collaboration
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