I applied through an employee referral. The process took 2 weeks. I interviewed at TradeStation
Interview
Referred by a former employee, Three Skype Interviews. Talked to team manager. Asked all behavioral questions. Nothing too hard. Talked about past projects. Looking for character more than actual skills.
I applied through college or university. The process took 2 weeks. I interviewed at TradeStation in Feb 2018
Interview
Talked to two recruiters who were both very friendly at a career fair on campus for a while. The next step was an ordinary phone interview with a data scientist.
Interview questions [1]
Question 1
Questions about classes I was taking, programming background.
I applied in-person. The process took 1 week. I interviewed at TradeStation (Plantation, FL) in Mar 2017
Interview
Just a phone call with my manager after meeting head of recruiting and being referred to my manager by the hiring manager. The phone call was less than an hour and really only to make sure my manager would be ok working with me.