Technical Screen

Three Parts Passed Before Time Ran Out

PinterestSoftware Engineer · Technical Screen · Sep 2026

The phone screen used the familiar Pins Violation Log problem. The input was a list of violation logs already sorted by timestamp. Each record had the form [postId, policy, timestamp]. There were five parts: Count unique posts by policy. Get the policies violated by a post. Count unique posts at a timestamp. Count unique posts in a time range. Count violations by policy in a time range. I had to…

Shared by a candidate · reported Sep 2026. Interview formats change; use it as a guide, not a script.