LinkedIn·Software Engineer

LinkedIn Software Engineer interview experience

SeniorPosted Nov 2025 · Candidate report, summarized by Dataford

My Senior SWE process started with a phone screen that began right away with CS fundamentals, mostly operating systems.

Then it moved into data structures and algorithms. I remember being asked “number of islands” and another medium-level problem.

I was able to solve both problems and write what felt like optimal code, and the tone of the call made it clear they cared about both reasoning and implementation. After the phone screen, the next step was an onsite coding round.

In the onsite coding round, the problem I worked on again was “number of islands.” I didn’t end up getting an offer from this path, but the phone screen experience was one of the more positive parts for me because I could execute on the

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