I applied online. The process took 1 week. I interviewed at DRW (London, England) in Sep 2024
Interview
First stage was a coding test on Codility.
Was asked to solve 3 questions in a programming language of choice.
I would say that the questions were medium Leetcode level.
Interview questions [1]
Question 1
Relatively simple question to start with, involving a list of numbers
I got to the 4th round in the technical interview I got asked a c++ interview question. Then asked about personal projects. In the 3rd round it was a HR call.
The first round was technical but fair. We started with a deep dive into the projects listed on my CV, specifically focusing on technical decisions and challenges. Then we moved to fundamental questions about Operating Systems (memory management) and Networking (TCP/IP). The interviewer was knowledgeable
Interview questions [1]
Question 1
Difference between Multiprocessing and Multithreading
Process starts with a proctored OA. After that is a technical interview with an engineer on the team you matched to. Finally, you get flown out for a super day.