Google

Be prepared to code in the technical phone screen. Practice and review the material that your recruiter will provide you before the on-site interview. The questions will focus on data structures and algorithms.

Had a phone interview with a software engineer. He asked me how to decrypt a dictionary and how multithreading can help make the process faster.

An online code challenge and a technical phone interview. It took me one month to finish. The interviewer was not very patient, while the hiring manager was good and helpful.