I applied online. The process took 4 weeks.
Power Day was four 1-hour interviews covering System Design, Technical Interview, Behavioral, and Case Interview. About 1 month from application to Power Day Interview. Recruiter was very communicative and descriptive throughout the whole process.
Case Interview question was designing logic to decide if a credit card transaction was valid or not based on details about the purchase and the card's permissions.
The following metrics were computed from 400 interview experiences for the Capital One Software Engineer role.
Capital One's interview process for their Software Engineer roles is fairly selective, failing a large portion of engineers who go through it.
Candidates reported having very good feelings for Capital One's Software Engineer interview process.