Datadog Software Engineer interview experience (2025)

Datadog Software Engineer interview experience

Got offer

Hard

Positive

FrancePosted Sep 2025 · Candidate report, summarized by Dataford

After a recruiter call, I got pulled into a pretty structured loop that moved in stages: a LeetCode-style coding interview, then more coding, followed by system design, and finally values/experience and a team-matching step.

In my interviews, the coding portion felt business-adapted—more like the usual algorithms, but framed around practical scenarios—with follow-ups layered on top of the main question. The system design round was the moment that felt most demanding, because it asked for deeper dives into technology choices and trade-offs, not just a surface-level architecture.

What surprised me most was how much the process depended on communication. I had to explain my thinking clearly while solving problems, and the pace was real—questions and additions came quickly, and it took focus to keep up. The

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Datadog Software Engineer interview experience

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