Old Mission Software Developer interview questions
based on 14 ratings - Updated Apr 16, 2026
Averageinterview difficulty
Mixedinterview experience
How others got an interview
63%
Applied online
Applied online
25%
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Campus Recruiting
13%
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14 interviews
Viewing 1 - 5 of 14 Interviews
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Software Developer applicants have rated the interview process at Old Mission with 3.5 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 36% positive. To compare, the company-average is 39.4% positive. This is according to Glassdoor user ratings.
Candidates applying for Software Developer roles take an average of 14 days to get hired, when considering 11 user submitted interviews for this role. To compare, the hiring process at Old Mission overall takes an average of 18 days.
Common stages of the interview process at Old Mission as a Software Developer according to 11 Glassdoor interviews include:
Phone interview: 43%
Skills test: 29%
Presentation: 14%
One on one interview: 14%
Here are the most commonly searched roles for interview reports -
First round OA CS trivia leetcode, second round recruiter call, third round is quick 15 minute CS Trivia, 4th Round is Leetcode phone screen, 5th round onsite behavioral leetcode, where you meet the ceo and talk about experiences
30 minute recruiter phone call followed by 15 minute phone screen. The phone screen covers standard OS fundamentals and trivia in a blitz fashion. Asked to answer some questions and explain some concepts.
I applied online. I interviewed at Old Mission in May 2025
Interview
They sent me a first round coding interview that mandated that I use the C++ language to answer the singular question. I would say practice Leetcode medium and hard questions to prepare