Jane Street

Three rounds with different people were conducted, all asking similar questions that became more technical each time. The final round was an in-person, full-day meeting with a group of different people. Most questions were similar.

This was a pretty standard LeetCode-type question during the first phone interview. It was more trading-oriented. The initial question and solution were fairly straightforward, but several follow-up questions were asked. Potential improvements to th

I applied to the Systems/Automation position they had open. The phone interview involved a simple coding problem, while the in-person interviews were more in-depth and focused on systems design. I thought I had done well but was rejected at the fin