Pinterest·Data Scientist

Pinterest Data Scientist interview experience

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Medium

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IrelandPosted Dec 2025 · Candidate report, summarized by Dataford

My interview started with a recruiter screen where I walked through my background and tried to come across naturally enthusiastic.

It was also the kind of call where I found myself mentally bracing for common buzzwords—nothing specific happened, but I remember how tense I felt about being asked to define something very MLOps-adjacent.

After that, I moved into a technical phone round that turned into a deep dive on pandas operations. I ended up second-guessing my understanding of DataFrame behavior in the middle of the conversation, which was unsettling because I thought I had a solid grasp beforehand. Then came what was supposed to be a “simple” take-home assignment, and it honestly ate my entire weekend. It pulled in

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