The first round online interview takes long time. It's extremely tiring having to complete a 3-hour long assessment. They send everyone the assessment even before taking a look at their resume.
Questions d'entretien [1]
Question 1
The pre-round was an online assessment which takes 2-3 hours
J'ai passé un entretien chez Optiver (New York, NY)
Entretien
First round is HR interview, all BQs. Second is Tech round, gave me a hard level Leetcode problem. Third round is a case study, I forget the detail but it is a really complicated problem, a lot of data details need to be noticed. My programming language is Python.
HR Phone Interview: All BQs
Online Assessment: HackerRank (prolly some python Qs just forgot)
On-Site Tech Interview: Probabilities and Statistics
Final BQ Interview
The whole process took about a month, casual interview vibe
Got an online coding test invitation immediately after submitting an application. It took three hours, but I didn't proceed to the next round. I don't remember all of the questions, but one was coding up a trader analyzer