I applied online. I interviewed at Citadel Securities (Charlotte, NC) in Feb 2021
Interview
First was coding challenge. Two questions were given and in 70 minutes i need to complete it. And for each question there were more than 15 test cases. After that I didn't receive any mail from them. I am still waiting for their reply.
Interview questions [1]
Question 1
2 coding questions which is basically related to math and it was on tree data structures
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.
Interview questions [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.
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
1
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