Interviewed for software engineer new grad position in London. Past the first two stages, but they hit headcount before my next interview. Second interview was lc medium to easy. The interviewer was nice and helped through the process a bit.
I will gave to go through technical interview then the system design , which has three different other process, which I have to practice, I want to ace the interview
30-minute screening interview follows by a 1 hour on-site technical interview with two software engineers, and final 1-hour hiring manager interview.
They ended up hiring a girl from Electrical Engineering who was clearly not the best coder out of over 100 CS applicants.
Interview questions [1]
Question 1
Find the root of the tree given a dictionary of all parent-child nodes.