Optiver

A challenging C++ problem to solve. It was not something an ordinary developer could solve, and it was one I wish I had studied more for. Afterwards, I did not get an interview and received no feedback.

HR -> OA -> phone -> two round final OA was a bit tedious. Phone was standard coding. Final was difficult: one system design with no coding and one technical.

As a first step, they have an online scheduler so you can set up your phone interview date and time. You will then be tasked with talking to HR. This representative did not call on the appointed date, but one day later. She then tried to spin it int