Circle Internet Financial Frontend Engineer interview with CodeSignal, system design, and Go

I went through an assessment-heavy process with several technical stages, but I didn't move forward. One path involved a small take-home assessment with two questions. I didn't proceed after that initial stage. Another included a CodeSignal test, followed by a roughly 30-minute recruiter call covering Circle, culture, and crypto-related knowledge. That path continued with a system-design discussi…

Shared by a candidate · reported Dec 2025. Interview formats change; use it as a guide, not a script.