One interview: easy coding (python pandas stuff, merging two tables, select, sort, mean, count, etc.) + a small bit of product question (very short). Total ~45 min or so. I was told by the recruiter that Meta has changed gears to hire data engineers now (rather than data scientist).
Interview questions [1]
Question 1
Quick intro + coding + product + questions at the end
I applied through a recruiter. The process took 4 weeks. I interviewed at Meta (San Francisco, CA) in Jan 2020
Interview
typical interview process, very focus on the product sense. The SQL is standard. phone screen with 3 sessions, stats, SQL, case study onsite with 4 sessions, SQL and 3 case study session
Interview questions [1]
Question 1
I only remember one of the stats is asking what is the average message people sent everyday.
3 Round in total. HR phone call with some basic Behaviour questions and some basic SQL. Coding, in genearl simple to the average level. In-person with some more detail questions, including algorithm, machine learning and so on.
Interview questions [1]
Question 1
In SQL, how to combine two dataset when keeping all info.