Apple Software Engineer Interview Experiences

Hiring managers asked a lot of questions about Java internals, Java build system internals (Maven vs Gradle behaviors), networking internals (HTTP vs HTTP2)

• Tell me about a time when you proposed an idea that was not agreed on.
• You are given an N-ary tree. Find the level with the most number of nodes.
• How do you implement a HashMap in Java? What underlying data structures do you use?