DraftKings·Software Engineer

DraftKings Software Engineer interview experience

No offer

Easy

Neutral

Dublin, DublinPosted Mar 2026 · Candidate report, summarized by Dataford

My process started with a standard recruiter phone call where we went over my background and the technologies I’d used in my current job.

After that, I had an online coding test on HackerRank. The prompt was a DSA-style challenge with multiple big lists, and the goal was to retrieve useful information in the most performant way.

Next came systems design. I had to describe a complex system I’d worked with recently and then draw it on a whiteboard while explaining tradeoffs. That was followed by an OOP round where the focus was on designing classes for a proposed system, using a class diagram style of output. The overall difficulty felt like it wasn’t just about coding—it was about structuring the thinking and communicating the

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