Palantir technologies Product Designer interview experience

No offer

Medium

Positive

United StatesPosted Apr 2026 · Candidate report, summarized by Dataford

I applied and, about two weeks later, I was asked to set aside a couple of hours for an online design assessment on HackerRank.

It wasn’t coding, but it was still structured like a timed whiteboard: I had a long prompt to work through and I focused on wireframing and showing my design thinking clearly within the limit. After I submitted, the next step was a recruiter call, and then I moved into a portfolio review where I presented one or two case studies.

The portfolio round was tightly timed and felt pretty straightforward. I had a 45-minute window: I walked through my projects, then there was time for questions at the end. In my experience, the discussion wasn’t just about what I built, but about how I made

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