Cisco Software Engineer interview experience

I went through multiple rounds, and the early ones focused on logic, reasoning, and core basics of programming—enough to verify fundamentals before getting deeper. As the process continued, the questions became more challenging, and I felt like the goal was to see how I handled increasing ambiguity.

At one point I had an on-site technical session with two interviewers. I was asked to implement an LRU cache from scratch, then solve a 2-sum style problem, and after that I worked through a stream processing question. It was all board-based, so I had to be clear and structured about my thought