Overall, it was a good experience. The on-site recruiter was very helpful and prompt on communication.
Phone interviews and face-to-face interviews are mostly on the technology and skills. The interviews are very objective. It can be tough if you don't know what you are talking about.
The interview process consisted of several phone interviews, with different people. Yahoo! is very careful about inviting people for a face-to-face interview, at least that was my feeling. The face-to-face interviews can be lengthy; be well-rested and prepared before the interview.
None of the questions I felt were very difficult. But, the interviewers were very knowledgeable.
The following metrics were computed from 8 interview experiences for the Yahoo Engineer role.
Yahoo's interview process for their Engineer roles is very selective, failing most engineers who go through it.
Candidates reported having very good feelings for Yahoo's Engineer interview process.