Microsoft·Backend Engineer

Microsoft Backend Engineer interview experience

Got offer

L65Posted Mar 2026 · Candidate report, summarized by Dataford

I interviewed for a Senior Backend role at Microsoft and went through a full five-round loop that mixed coding and behavioral discussion.

The first round centered on a project deep dive and coding, and the interviewer also pushed me to walk through the ads fundamentals end-to-end, mapping out how the pieces connect from advertiser through the DSP, ad exchange, SSP, and publishers.

Across the process, I kept feeling like they weren’t just checking whether I could code, but whether I could explain systems clearly and reason about how components interact. By the end, I received an offer, including base salary, a signing bonus, and stock. Looking back, the most memorable part was how technical the first touch felt—my ability to

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