J'ai postulé en ligne. Le processus a pris 4 semaines. J'ai passé un entretien chez Citadel Securities en déc. 2022
Entretien
Coding challenge, and two phone interviews both of which were quite open-ended and had multiple follow-ups (initial implementation, how would you improve from there, any better solutions?) I couldn't really finish the last part to make it more optimal, which I think was a reason why I failed
Questions d'entretien [1]
Question 1
Can't disclose, but it required modeling the financial market and required a good knowledge of different data structures for optimal runtime complexity
J'ai passé un entretien chez Citadel Securities (Hong Kong)
Entretien
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.
Questions d'entretien [1]
Question 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.
J'ai passé un entretien chez Citadel Securities (Hong Kong)
Entretien
Very basic oop questions with a lot of emphasis on python syntax, should be fine if candidate prepared a b c d e f g h i j k l m n o p q r s t u v w y x y z