Affirm Software Engineer interview experience

After that, I hit a coding round that was described as a LeetCode hard-style problem. I was able to get through the main problem quickly, but the round didn’t end there: they asked multiple follow-up questions, and that’s where things tightened.

What stood out was how the follow-ups mattered just as much as solving the headline problem. Even though I didn’t feel totally stuck on the core task, the extra questions pushed the interaction into a harder evaluation mode, and I ended up getting rejected.

I left feeling like correctness on the primary question wasn’t enough by itself—how I handled