Tower Research Capital Quantitative Trader interview experience

I started with a set of interviews with a well-known team, and alongside that I completed a HackerRank take-home. That take-home took roughly three hours and came as multiple research problems laid out as individual notebook tasks.

What surprised me was how unclear the expectations felt. The prompt requirements were vague and didn’t really spell out what level of output they wanted. One of the coding problem descriptions was even wrong, which made the whole experience more stressful than it needed to be. When I finally got to talk with interviewers, the conversations were mostly about my