It was separated into three parts: 5 minutes introducing to each other, 45 minutes of a CodeSignal coding assessment, where they allow you to pick your preferred programming language, and finally 10 minutes for questions and feedback.
It was a coding assessment question developed by Mastercard engineers.
From what I understand, they do not do LeetCode questions.
The following metrics were computed from 2 interview experiences for the Mastercard Software Engineer I role in Saint Louis, Missouri.
Mastercard's interview process for their Software Engineer I roles in Saint Louis, Missouri is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for Mastercard's Software Engineer I interview process in Saint Louis, Missouri.