SMART Technologies Senior Software Developer Backend interview questions

It was one of the best interview processes that I attended so far. Interview process took almost 5 weeks from the day I submitted my application. There were total 7 rounds. 1. Digital Interview of 20 mins - No interviewer 2. 1 hour Technical interview 3. Take home project - 1 week time was given. 4. 1 Hour problem solving interview 5. 1 Hour deep technical interview 6. 1 Hour Project Demo 7. 1 Hour HR Interview PS: I have received and accepted the offer