Pinterest·Machine Learning Engineer

Pinterest Machine Learning Engineer interview experience

No offer

Hard

Neutral

United StatesPosted Nov 2022 · Candidate report, summarized by Dataford

My coding work started with a HackerRank test.

It lasted 70 minutes and mixed multiple-choice questions about ML algorithms with a Python implementation component for common ML algorithms. Some code was already provided, so the task wasn’t starting from a blank file, but there was still enough to implement that it felt like a real test of whether I understood the underlying methods.

The ML basics section wasn’t trivial, and the implementation part meant I couldn’t just recognize concepts—I had to write code that fit the expected solution.

In the end, I didn’t get an offer. The hardest part for me was pacing: the 70-minute window felt

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