Arista Networks Software Engineer interview experience

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IrelandPosted Sep 2025 · Candidate report, summarized by Dataford

The thing that stood out most was how much of the technical rounds were done in a shared terminal and how the process expected basic tool familiarity.

I had to handle CoderPad-style live coding and the interviewer expected me to work efficiently with the environment, including having some knowledge of vim commands.

Once the coding started, the problems were rooted in DSA. One round focused on standard concepts like linked list operations—writing something to remove nodes when a value matched—while other rounds drilled into fundamentals. I was also asked things like memory and pointer behavior in C/C++, including pointer arithmetic and pass-by value versus pass-by reference, and there were graph/array/string-style coding questions in the

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