Datadog·Software Engineer

Datadog Software Engineer interview experience

No offer

Hard

Positive

United StatesPosted Dec 2025 · Candidate report, summarized by Dataford

I remember the process as a mix of non-trivial technical evaluation and a system design round that had a very practical goal.

The coding side wasn’t just straightforward LeetCode—it felt more like an exercise designed to test whether I could apply concepts rather than just recognize patterns.

For system design, the problem itself was realistic and centered on how I would ask questions, avoid obvious wrong turns, and think through optimizations. That round stood out because it wasn’t only about having an answer; it was about steering the process correctly and noticing where the tradeoffs would land.

Across the technical rounds, I felt like the interviewers were engaged and the overall structure wasn’t chaotic. I

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Datadog Software Engineer interview experience (2025) | Dataford