Cognizant·Software Engineer

Cognizant Software Engineer interview experience

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ChennaiPosted Dec 2025 · Candidate report, summarized by Dataford

I went through an interview where the early part started with a brief introduction, then the conversation quickly shifted toward explaining what I’d built—especially the working procedure behind my projects.

After that, the questions turned technical and stayed rooted in practical concepts.

I was asked Python questions like the differences between lists, tuples, and sets, plus AI basics—things like what AI is, how it relates to ML, and even clustering versus classification. Then it moved into small coding tasks where I had to do things such as counting occurrences of a letter in a string and removing duplicates from a list. My experience also included language internals and JavaScript-specific reasoning like why React concepts mattered at a high level, plus questions on things like JavaScript

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