Google Software Developer Internship interview questions
based on 822 ratings - Updated Jun 26, 2026
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Software Developer Internship applicants have rated the interview process at Google with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 67% positive. To compare, the company-average is 61.5% positive. This is according to Glassdoor user ratings.
Candidates applying for Software Developer Internship roles take an average of 105 days to get hired, when considering 3 user submitted interviews for this role. To compare, the hiring process at Google overall takes an average of 44 days.
Common stages of the interview process at Google as a Software Developer Internship according to 3 Glassdoor interviews include:
Skills test: 50%
Phone interview: 25%
One on one interview: 25%
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The first part after applying online was the Coding Challenge, it asked fairly easy coding questions. The next part was 2 Phone Screen Interviews using google docs. And the final stage is Project/Team Selection.
Interview questions [1]
Question 1
The coding challenge questions were fairly easy, one was string manipulation and the other was based on using basic data structures. The phone screen interview asked how to serialize an n-ary tree.
I applied online. I interviewed at Google in Apr 2018
Interview
I applied online and after a month I got a mail for coding interview after I completed the coding assessment within a week I was scheduled for 2 45 minutes technical phone interview.
Interview questions [1]
Question 1
Both my phone interviews were based on trees and graphs, n-ary tree.
I applied online. The process took 4 weeks. I interviewed at Google in Nov 2018
Interview
Standard procedure after applying online. Coding sample (2 in 90 min), then the final round of two phone calls with Google Docs and Google Employee, 45 minutes each. Small surveys and questionnaires regarding logistics but focus primarily on technical aspects of interview.
Interview questions [1]
Question 1
Signed NDA, but it's technical in nature. Data Structures and Algorithms FTW