Fast Enterprises Software Engineer interview experience

No offer

Medium

Positive

United StatesPosted Feb 2026 · Candidate report, summarized by Dataford

My interview path leaned heavily into prime-number logic and algorithmic thinking, and it felt like the hardest part was turning my reasoning into working pseudocode step by step.

It started with being asked to produce the first 100 primes using pseudocode, and then I had to build from there into an approach for checking whether a number was prime. The questions weren’t vague—there was a clear expectation that I could explain what I was doing as I went, including the modulus-style reasoning.

In a campus setting after meeting at a career fair, the mix was similar: there were behavioral prompts plus technical challenges that centered on prime number generation, including puzzle-like questions. I ended up with a fairly demanding technical experience compared to a normal

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