LinkedIn·Software Engineer

LinkedIn Software Engineer interview experience

SeniorPosted Oct 2025 · Candidate report, summarized by Dataford

My phone screen for a Senior Software Engineer role included both a time-complexity check and a concrete coding scenario.

They described a graph-style connection-distance idea—how users connect through intermediates—and then I got a shortest path problem framed on a DAG.

The questions were pretty focused: I had to reason about the expected time complexity first, and then I worked on finding the shortest source-to-destination path in a DAG. The technical tone was clear that they expected efficiency reasoning, not just a working brute-force solution.

I ended up with an offer. The most memorable part was how quickly the interview moved from theory (time complexity) into the specific shortest-path implementation,

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