Mastercard

Software Engineer (Internship) Interview Experience - O Fallon, Missouri

September 1, 2025

Positive ExperienceGot Offer

Process

Two phase interview process. Phase 1: Standard LeetCode style questions, with a HackerRank environment. 2 Questions 45 minutes with a bonus 3rd question. Encouraged communication and questions. Phase 2: A 30 minute behavioral round.

Questions

What specifically attracts you to Mastercard?

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Interview Statistics

The following metrics were computed from 1 interview experience for the Mastercard Software Engineer (Internship) role in O Fallon, Missouri.

Success Rate

100%

Pass Rate

Mastercard's interview process for their Software Engineer (Internship) roles in O Fallon, Missouri is incredibly easy as the vast majority of engineers get an offer after going through it.

Experience Rating

Positive100%

Neutral0%

Negative0%

Candidates reported having very good feelings for Mastercard's Software Engineer (Internship) interview process in O Fallon, Missouri.