Sigmoid·Software Engineer

Sigmoid Software Engineer interview experience

Got offer

Medium

Positive

BengaluruPosted Sep 2025 · Candidate report, summarized by Dataford

I went through a three-stage flow that felt centered on coding practice and how I talked through my work.

First came an online assessment where the questions were LeetCode medium to hard. Then I moved into two interview rounds before an HR discussion.

In the technical rounds, I got asked a mix of DSA problem types—DP showed up, then string-related work, and also stack-focused problems. The interviewers pushed me to code and keep explaining what I was doing as I went, and the overall vibe felt like they wanted to see both reasoning and execution.

The HR round ended up being more technical than I expected. They asked about my projects and dug into details of my experience and what I’d built. I

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