Pinterest Data Scientist interview experience

The assessment felt brutally fast and packed—six questions in about seven minutes—with multiple-choice questions and a short coding component.

There were three multiple-selection questions, then one general coding question, followed by two tasks that asked me to implement machine learning algorithms. Even though it was brief, it didn’t feel lightweight; it felt like a stress test designed to see whether I could both understand the concepts quickly and execute under time pressure.

By the end, I knew I hadn’t had much margin for hesitation, and that style didn’t suit me as well as I hoped.