Mercor·Software Engineer

Mercor Software Engineer interview experience

No offer

Hard

Negative

San Francisco, CAPosted Nov 2025 · Candidate report, summarized by Dataford

I went into an onsite-style interview that felt intense and drawn out.

The process used async coding assignments, and I was allowed to use AI tooling, but the amount of coding required was substantial. They gave me a laptop and effectively let me work through most of the day on the tasks, which made the whole experience feel like a full sprint rather than a couple of quick rounds.

Another onsite AI-led format I experienced was structured into four rounds: system design, coding, a tech deep dive, and then a project-related discussion tied to what they asked in system design. Across these experiences, the difficulty was clearly high, and while AI tooling was

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