Amazon Non Software Development Engineer interview questions

There are 3 rounds of virtual interviews. Each round has 15 minutes of behavioral questions and 30 minutes to solve an algorithm question. The algorithm questions are around easy to medium level. One of the problems is OOD, like the design delivery roadmap.

initial phone screen with recruiter Online assessment - leetcode type (data structure algorithmic) questions merging intervals + finding n closest points to center of graph medium + hard level, optimal solution involved using heap data structure