Pinterest Data Scientist interview experience

It focused on standard machine learning knowledge rather than deep learning, plus an easy coding question.

Alongside that, there were two machine learning algorithm tasks where they provided helper functions—for example KNN, means, decision tree, and bagging. The overall challenge wasn’t necessarily the concepts themselves; it was coordinating the work fast enough to finish everything. Time management ended up being the deciding factor more than anything else.

I didn’t get an offer. Still, the process felt workable going in, and the structure made it clear they were measuring practical ML