Dell Technologies Principal Software Engineer interview questions
based on 48 ratings - Updated Apr 13, 2026
Averageinterview difficulty
Mostly positiveinterview experience
How others got an interview
50%
Applied online
Applied online
21%
Recruiter
Recruiter
11%
Employee Referral
Employee Referral
11%
Staffing Agency
Staffing Agency
8%
In Person
In Person
Interview search
48 interviews
Viewing 1 - 5 of 48 Interviews
Dell Technologies interviews FAQs
Principal Software Engineer applicants have rated the interview process at Dell Technologies with 3.5 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 86.3% positive. This is according to Glassdoor user ratings.
Candidates applying for Principal Software Engineer roles take an average of 28 days to get hired, when considering 2 user submitted interviews for this role. To compare, the hiring process at Dell Technologies overall takes an average of 23 days.
Common stages of the interview process at Dell Technologies as a Principal Software Engineer according to 2 Glassdoor interviews include:
Phone interview: 33%
Background check: 33%
One on one interview: 33%
Here are the most commonly searched roles for interview reports -
process is simple and not that hard. 2-3 technical round and 1 hr round. culture has spoiled a bit due to AI adoption and job security is uncertain. team members are cooperative
I interviewed at Dell Technologies (Beijing, Beijing) in Mar 2022
Interview
There is a page of C code, the question is ask me to explain the code process. The code is to control the system in the loop and adjust the control in the loop.
Interview questions [1]
Question 1
What is the memory management for a variable in C program.
I applied online. The process took 2 weeks. I interviewed at Dell Technologies (Bengaluru) in Oct 2025
Interview
After shortlisting HR scheduled a virtual first round.
Interviewer was from US and very polite. He asked briefly about my previous projects. Then, discussed about kernel concepts and also some core embedded concepts.
Interview questions [3]
Question 1
Rotate an image by 90 degrees, in place. I was supposed to do in O(n) time.