Insider One Software Developer interview questions
Updated 4 Mar 2026
based on 11 ratings
Difficulty
Average
Experience
Mixed
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89%
Applied online
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Insider One interviews FAQs
Software Developer applicants have rated the interview process at Insider One with 2.5 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 40% positive. This is according to Glassdoor user ratings.
Candidates applying for Software Developer roles take an average of 5 days to get hired, when considering 2 user submitted interviews for this role. To compare, the hiring process at Insider One overall takes an average of 41 days.
Common stages of the interview process at Insider One as a Software Developer according to 2 Glassdoor interviews include:
Presentation: 50%
One on one interview: 50%
Here are the most commonly searched roles for interview reports -
First, you'll receive a phone call from the human resources team. Following the phone call, you'll agree on a date for your first meeting. At this first meeting, you and a technical person will have a basic technical discussion.
I applied online. I interviewed at Insider One (Amsterdam) in Dec 2025
Interview
It was nice conversation with HR. I have a chance to work on a small sudoku project to show my coding skills but after I submit the project I got rejection email without any constructive feedback. I think it was not nice since I spend more than 10 hours to build this. I deserved more detailed feedback.
Interview questions [1]
Question 1
Implementing Sudoku Project with some requirements and bonus points
I applied online. The process took 1 week. I interviewed at Insider One in Dec 2025
Interview
They invited me to an introductory meeting. Human resources provided information about the company and its work culture. The interview process did not progress further. As far as I understand they are looking for hard working developers(8-12 hours work in a day).