I applied through a recruiter. I interviewed at Arista Networks
Interview
The recruiter asked me about my 2 most recent projects, what I was interrested in and with which programming language I was the most fluent.
After that I have been asked to code a fonction from string.h (in C) and to write a dichotomie on an array.
I applied through college or university. I interviewed at Arista Networks (Burnaby, BC) in Feb 2026
Interview
2 questions using C, one about debugging a program, one leetcode easy question. Debugging question was quite low level (about memory alignment etc), leetcode was a linked list. Asked about resume projects/experiences too.
I applied online. I interviewed at Arista Networks (Dublin, Dublin) in Nov 2025
Interview
First round was a Hackerrank coding problem set that consisted of solving one problem to do with string manipulation. The problem was timed (42 min time limit) and the solution was reviewed by someone at Arista Networks.
Interview questions [1]
Question 1
How would you take a string containing random characters and manipulate it so that you output the string in blocks of 3 with only alphanumeric characters in it.
Interview started with a few questions about your resume/background and then went into technical questions from these fields. Majority of the interview was a coding technical with a find the bug problem and a leetcode medium.
Software Engineer Intern applicants have rated the interview process at Arista Networks with 3.1 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 79% positive. To compare, the company-average is 60.3% positive. This is according to Glassdoor user ratings.
Candidates applying for Software Engineer Intern roles take an average of 8 days to get hired, when considering 16 user submitted interviews for this role. To compare, the hiring process at Arista Networks overall takes an average of 14 days.
Common stages of the interview process at Arista Networks as a Software Engineer Intern according to 16 Glassdoor interviews include:
One on one interview: 38%
Phone interview: 23%
Skills test: 23%
Presentation: 8%
Other: 8%
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