Ingeniero De Software Senior Java Interview Questions

1. How Java memory works 2. What we get NullPointerException 3. Program to get factorial using iteration and recursion(discussion around edge case writing code etc.) 4. Explain Volatile, Synchronized & AtomicInteger 5. Why use kafka vs SQS 6. Performance optimization

Senior Java Developer

Interviewed at Finastra

3.7★

Jan 24, 2022

Got some questions on Data Structure & Algorithms.

Senior Java Developer

Interviewed at Orange

4★

Jan 9, 2021

Hr Interview:- - If you could change one thing about yourself, what would it be? - What is your current package?

Senior Java developer

Interviewed at TomTom

3.8★

Jun 19, 2018

What do you consider as a good day at work?

Senior Java Developer

Interviewed at Tech Mahindra

3.4★

Jul 7, 2018

WAP to find duplicates in an array

Java Senior Developer

Interviewed at EPAM Systems

4★

Mar 4, 2025

Why is that solution best solution? Time complexity and space complexity

Senior Java Developer

Interviewed at EPAM Systems

4★

Mar 13, 2025

Introduction and basic java moving towards advanced java

Senior Java Developer

Interviewed at Walmart

3.4★

Jun 18, 2025

They asked about my previous experience and also java apis and design patterns. Then they asked about a system design problem.

Senior Java Developer

Interviewed at EPAM Systems

4★

Jun 18, 2025

How will you handle conflicT?

Senior Java Developer

Interviewed at Deloitte

3.8★

Jul 29, 2025

Tell about project architect and your self