Me postulé en línea. Acudí a una entrevista en Citadel Securities
Entrevista
Even after solving the problems and coding them. Having the results in o(1), the interviewer failed me. Was very arrogant to start with. Didn't get any positive feeling if it was his team I was going to work in.
Me postulé a través de un reclutador. Acudí a una entrevista en Citadel Securities (New York, NY)
Entrevista
The process was quite standard, but there was a big time gap between the OA and the interview. All rounds had both a background discussion and technicals. Technical rounds were with actual SWEs. They were pretty friendly, and more concerned with problem-solving than trivia or language depth.
Preguntas de entrevista [1]
Pregunta 1
OA was quite easy, 2 questions: first was lc medium, second was lc easy. First round was standard DSA question for an order book string problem. Second round was heavy C++ debugging.
Acudí a una entrevista en Citadel Securities (Hong Kong)
Entrevista
I was reached by a recruiter, and I was later called for a personal interview which happened on zoom. This was for HK location. There was no online assessment test.
Preguntas de entrevista [1]
Pregunta 1
Implement queue using vector, no constraints were given. I did it but took some time - verdict - reject.
Also asked in depth about a project I've worked on and I am proud of. I spoke of the last project I had worked on, he seemed satisfied didn't ask a lot of cross questions.
Standard frontend exercise. Know your javascript and react. Be prepared to explain how you would optimize for performance.
Explain in depth how react renders and rerenders.
Handle real time data display.