It was a phone screen with a Data Engineer.
He was very polite and even helpful.
When I stumbled, he was gently suggesting a correct approach. I was stressed out regardless. :)
30 minutes for 3 SQL questions: all of them used GROUP BY and outer joins.
30 minutes for 3 Java questions: all of them are covered here at Glassdoor (single array loop; strings & substrings).
The following metrics were computed from 347 interview experiences for the Meta Data Engineer role in United States.
Meta's interview process for their Data Engineer roles in the United States is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for Meta's Data Engineer interview process in United States.