Phonescreen
Take home task
Onsite 3-4 hours.
One interviewer was rude, rest of them were friendly. If the rudeness was not artificially setup for the interview then it will be an interesting experience to work with such a person.
The NDA doesn't permit me to disclose.
The following metrics were computed from 12 interview experiences for the Proofpoint Senior Software Engineer role in United States.
Proofpoint's interview process for their Senior Software Engineer roles in the United States is extremely selective, failing the vast majority of engineers.
Candidates reported having very negative feelings for Proofpoint's Senior Software Engineer interview process in United States.