Meta Research Scientist I interview questions

The full loop interview includes 4 rounds. There are two 45 mins coding interview, you need to finish 2 questions in each interview. There is 1 round machine learning system design interview, the question is related to recommendation system. There is 1 round behavior question interview.

Cold applied online, I got scheduled for a phone screen where I got asked 2 data structures and algorithms style coding questions. 5 minutes for Q&A at the end. Heard back with result within 48 hours.