Software Engineer Senior Java Developer Interview Questions

1,895 software engineer senior java developer interview questions shared by candidates

1) Given a singly linked list and an integer K, reverse the nodes of the linked list in groups of size K and return the modified list. If the number of nodes is not a multiple of K, then the remaining nodes at the end should remain as they are.
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Software Engineer - Java Developer

Interviewed at Apolis

4.3
Oct 14, 2025

1) Given a singly linked list and an integer K, reverse the nodes of the linked list in groups of size K and return the modified list. If the number of nodes is not a multiple of K, then the remaining nodes at the end should remain as they are.

Java: What is an Exception? Why Exception is required? What is serialization? What is dispatcher Servlet? What is Thread? What Is MultiThreading? What is the Principle of Object-Oriented? Polymorphism Vs Inheritance? Any Design Pattern? How many Collections you have worked till now?
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Software Engineer - Java Developer

Interviewed at Amdocs

3.7
Mar 26, 2022

Java: What is an Exception? Why Exception is required? What is serialization? What is dispatcher Servlet? What is Thread? What Is MultiThreading? What is the Principle of Object-Oriented? Polymorphism Vs Inheritance? Any Design Pattern? How many Collections you have worked till now?

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