1st zoom call with the CTO (30 min): general question about my background, projects and interest in the company. Time to ask questions about the company and product.
2st zoom call with the CTO (30 min): algorithmic problem in shared notes with some hints and discussion about complexity and edge cases, The difficulty was to perform it in linear time.
3rd meeting with the team: ~2-3 hrs discussion with the team, The First half is about a deep learning paper of your choice. The second half is the discussion of a plausible work case about debuggning algorithm for autonomous driving. Finish with my questions about the company, product, etc.
From the first interview to the decision-- 4 weeks (process was really fast and direct)