Foursquare Software Engineer interview experience

The format was simple and standard, and the questions weren’t framed like the typical trickiest LeetCode problems. Instead, I worked through data-structure-focused tasks—things like stack and queue behavior and tree-related questions—plus I had the chance to talk through my thinking.

What surprised me was the lack of system design in my loop. Even though I could solve the problems, the feedback I got afterward was that they wanted someone who could land the solution faster. I walked away feeling like it wasn’t about whether I understood the material, but whether I could produce at the