3 OA questions, pretty challenging - dp/graph/array questions. Time constraint was ok (enough time to answer all the questions) but definitely a harder OA. Also hackerrank has only C/C++ and Java
I applied through university. I interviewed at DRW (London, England)
Interview
The interview process began with an online assessment that tested probability, brainteasers, and coding. This was followed by a technical interview where I solved algorithmic problems in Python and programming theory
Interview questions [1]
Question 1
They asked me to design a function that simulates a queue using two stacks and ensures efficient enqueue and dequeue operations.
Long process - two months.
hacker rank + 7 interviews
on average one interview per week
kept me really long with giving out the offer
changing priorities in the middle of the process
Interview questions [1]
Question 1
tech questions about previous projects, merge sort, average value for dice game, graph algorithms hacks, chessboard (rooks + walls), window function on time series
