Criteo Software Engineer interview experience

After that, I went into multiple technical rounds with a consistent theme: coding that felt LeetCode-style, then a design-focused discussion, and finally a behavioral conversation. I remember everything being scheduled as separate interviews, rather than a single marathon, and each interviewer had a fairly specific scope.

In the technical parts, I was asked to solve algorithm-style problems—things like searching arrays in tricky ways and other classic patterns—and then I got a system design interview that was meant to test how I’d reason about architecture and senior-level tradeoffs. Some