Google Senior Software Engineer interview questions
based on 358 ratings - Updated Jun 12, 2026
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Candidates applying for Senior Software Engineer roles take an average of 30 days to get hired, when considering 1 user submitted interviews for this role. To compare, the hiring process at Google overall takes an average of 39 days.
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1st Round HR interview: The HR asked algorithm questions and assessed your ability to analyze time complexity quickly. Additionally, they provided interview tips and documents to help you prepare for the interview.
2st Round Phone interview: Array question, The interviewer requested that you share your screen and write bug-free code on Google Docs.
Interview questions [1]
Question 1
Q: Ask time complexity, and how to improve the efficiency?
The interviewer may intentionally provide incorrect answers to assess your ability to identify and correct them.
7 rounds of leetcode. Phone screen, 3 on site rounds, 3 more rounds for up levelling. Questions on graphs, dynamical programming, system design. Constant recruiter calls to check in and explain the status.
It was brutal, I applied and they never answered me. The nice robot said someone more qualified had been found instead. Now I am writing this review to tell you how brutal it was.