Very thorough, but not worthwhile unless your dream is to work for Meta.
You have to go through 5 levels of interviews, including two tests. The process can take weeks to complete.
They asked normal background questions.
The following metrics were computed from 1,861 interview experiences for the Meta Software Engineer role in United States.
Meta's interview process for their Software Engineer roles in the United States is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for Meta's Software Engineer interview process in United States.