CoStar Group Software Developer Intern interview questions
based on 2 ratings - Updated Feb 9, 2026
Averageinterview difficulty
Very positiveinterview experience
How others got an interview
100%
Applied online
Applied online
Interview search
2 interviews
CoStar Group interviews FAQs
Software Developer Intern applicants have rated the interview process at CoStar Group with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 50.8% positive. This is according to Glassdoor user ratings.
Candidates applying for Software Developer Intern roles take an average of 60 days to get hired, when considering 2 user submitted interviews for this role. To compare, the hiring process at CoStar Group overall takes an average of 18 days.
Common stages of the interview process at CoStar Group as a Software Developer Intern according to 2 Glassdoor interviews include:
One on one interview: 33%
Skills test: 33%
Phone interview: 33%
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I first had a phone interview with the recruiter where he asked about my resume then had a 30 minute zoom interview. No technical questions and was a pretty chill process.
I applied online. The process took 2 months. I interviewed at CoStar Group (Irvine, CA) in Sep 2025
Interview
behavioral + technical; i believe 3 rounds, got invited to powerday and mine was very behavioral. They went over my resume as well and grilled on each of my experiences.