Anthropic

Phone screen with recruiter, followed by a technical round with an engineer. The technical round was very difficult. The problem was essentially to implement a stack trace. I got a working implementation, but it didn't cover all the edge cases.

Screener They gave me an online screener with something like 30 sub-questions. The problems were not difficult, but the later questions only unlocked after completing the earlier ones. Some of these later questions required changing the architecture

I applied and received an email stating they “thought my application was quite promising.” They sent me a CodeSignal assignment. After I completed it, they replied with an email saying I did very well but was being rejected anyway. This all happened