Zscaler·Software Engineer

Zscaler Software Engineer interview experience

No offer

Hard

Positive

IndiaPosted Dec 2023 · Candidate report, summarized by Dataford

My process started with an on-the-spot test that covered a wide range of areas, mostly centered on computer networks, operating systems, and medium-level DSA concepts.

After that, I moved into interview rounds where the questions felt resume-driven as well as topic-driven. I was pulled into deep questions around OOP concepts and frameworks-style thinking, and the interviewer asked a lot of follow-ups that made me justify my answers rather than just provide a final solution.

In the coding portion, I only got one test attempt that was fairly short—just a handful of questions covering graphs and DP plus a competitive-programming style problem. The overall impression I got was that the screening was strict and very sensitive to details, because I ended up

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