I applied online. I interviewed at Citi (Warsaw, Masovia)
Interview
Boring, One with the Local Head in Poland with technicalities specified and one with Global Head in New York, rather on team spirit and how things work etc. Though I received no resposne after two interviews.
Interview questions [1]
Question 1
Generic statistical questions, estimator properties, econometrics question mostly but at introductory level
1v3 1 hour technical interview, Skype interview, average difficulty, general model validation process, stats model and analysis, time series, GARCH model assumption, logistic regression, multiple regression, some SQL code questions, etc.
I applied online. I interviewed at Citi (New York, NY) in Nov 2019
Interview
Technical questions all the way. All rounds are one to one. Really need to learn well from school or must have some technical experience to perform well during the interview process.