I applied online. The process took 1 day. I interviewed at GSA Capital (London, England) in Sep 2015
Interview
submit my package by email. and they invited me for an on-site interview. Three people interviewed me. Brain teaser, algorithms, and market making system design. The interviewers seemed to be very friendly. It took 3 hours in total. I failed the interview. but the company seems to be a great place to work.
Asked me stuff about parallel computing Fibonacci numbers. Weirdly unclear question, not friendly and quite arrogant. Feedback was a bit sarcastic which was unnecessary. Lots of rounds with not much difference between
Interview questions [1]
Question 1
Compute Fibonacci numbers with infinitely parallel computer
I interviewed at GSA Capital (London, England) in Nov 2023
Interview
First interview by phone was soft skills oriented, second interview was a technical one via zoom involving coding exercises in Python. Not extremely difficult, albeit you need to code in a Notepad, which made it harder.
Interview questions [1]
Question 1
The problem on the technical round was around string and lists manipulation. Given a string, convert that into a list of tuples, where the first element is the string letter and the second one the number of occurrences of that character in the original string.