What is IOC in spring and why do we need it?
Member Technical Staff Interview Questions
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What is Generics and why do we need it?
Explain how OAuth2 works? How did you use it in your project?
System deaign And java basics
problem based on the graph
Core java concepts including tricky questions and working of different collections, Java 8, Problem solving, Web services
Questions were like evey other interview questions. But, there is one more level to each question once you give answer. For example spring boot, question was how json request come to backend, I told them about annotation and what to do to get. Next question was how it internally works which are awesome question.
Problem solving coding question System Design Round Hiring Manager, how to solve an issue
The coding question I was asked was a classic stock-buy-and-sell problem, where I had to determine the maximum profit that could be made from given stock prices. It was a well-known problem, and I solved it using an optimal approach in O(n) time complexity.
5 pirates and 100 gold coins puzzle
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