I applied through a recruiter. I interviewed at Arista Networks (Warsaw, Masovia) in Jan 2022
Interview
I will be describing the pre-interview test since I have not been to the actual interview yet. The recruiting manager provides you with the link to the test, which is conducted at hackerrank.com. You will have the opportunity to pass a demo test before taking the actual test. Personally, I was very satisfied with my experience.
Interview questions [1]
Question 1
It was a coding question regarding a simple algorithm to reformat a given string.
I interviewed at Arista Networks (San Francisco, CA)
Interview
Two coding exercises with tables and binary search. Question about algorithm complexity. Interviewer asked about a better way of solving a problem. Problem was about founding a missing element in vector array and return in so for example inupt would be 1,2,4,5,6 and output is 3.
Interview questions [1]
Question 1
finding a missing element in vector array and return it. brutre force solution and binary search algorithm.
I applied through university. The process took 1 day. I interviewed at Arista Networks (Hyderābād) in Sept 2025
Interview
Pretty straightforward with an OA and 2 technical rounds. 1st round was mainly based on DSA and OS while the second one was based on System Design and projects. Few concepts of computer networks and hashing were also tested.
I applied through university. I interviewed at Arista Networks (Palakkad) in Aug 2025
Interview
It was On-Campus Hiring for internships. First we had to give online sssesment and candidates were then shortlisted for interview rounds. Two rounds of interviews. First one was hybrid (online for few, offline for others). Second one was inperson.
Interview questions [1]
Question 1
Data Structures and Algorithms and C++. One of the questions was finding number of rotations in a rotated sorted array.