athenahealth Software Engineer interview experience

The first round had three coding questions of mixed difficulty levels—easy, medium, and difficult.

After that, I had a director round where the screening included implementing a Singleton class, reversing a linked list, and finding the common point of two linked lists. The direction of the questions made it feel like they were focused on practical coding fundamentals.

Next came another coding round that included a rainwater trapping-style question, followed by basic technical questions around Java Spring. After that, I went into a tech discussion covering DBMS, where I needed to be strong