Plaid Software Engineer interview experience

The assessment was a fully proctored GCA on CodeSignal, and the time pressure felt real because the questions were paced tightly.

The problems were mostly doable. The first three questions were straightforward enough that I could finish them in roughly 10–20 minutes each. Then the last one stretched longer and took significantly more time than the earlier prompts, which made it the part where my focus and stamina mattered most.

I didn’t end up getting an offer, but the OA itself felt reasonable in difficulty overall—especially early on. It was the final question that really changed the feel