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HackerRank OA, Then a Grilling AA Round and a Data Center Design

MicrosoftSoftware Engineer · Onsite · Dec 2025

The process started with a HackerRank online assessment containing 2 questions. Both were on the harder side, but I got through them, and a couple of days later I heard I was moving on to the later rounds. Coding: I practiced the most frequently asked Microsoft coding questions, and most of what came up was either straight from that list or a close variation. System Design: I worked through the s…

Shared by a candidate · reported Dec 2025. Interview formats change; use it as a guide, not a script.