Java Backend Engineer Interview Questions

Tell me about your professional background.

Java Backend Engineer

Interviewed at TCS

3.6★

Jul 28, 2023

Oops concepts, collection , self intro , exceptional handling

Java Backend Developer

Interviewed at NetConomy Software & Consulting

4.2★

Dec 19, 2022

What do you know about Data Mesh? * What is dependency injection? * What is your daily task at your current company? * what are the new features added in Java 8 or newer? * What do you look for when you do code reviews? * What will you do if someone puts 20 comments on your MR and not on others? * How did you implement data mesh? What technologies? * Why did you use Kafka? What other technologies can be used? * What is your take on Google app engine? * What do you like sql or noSQL? Why? * When do you use sql and when NoSQL?

Java Backend Engineer

Interviewed at Instructure

3.3★

Feb 29, 2024

Go through arrays of numbers with specified start index, end index. Return max number.

Java Backend Engineer

Interviewed at Antra

4.1★

Aug 2, 2023

1.hr call: self introduction - projects (20mins)

Java Backend Engineer

Interviewed at ING Hubs Philippines

4★

May 28, 2025

Spring Framework and pair programming

Backend Developer Java

Interviewed at Freenow by Lyft

3.6★

Jun 8, 2018

1. Tell me about mytaxi 2. What technologies do you work on 3. About agile (scrum or kanban)

Java Developer - Backend

Interviewed at Tata Consultancy Services (North America)

3.5★

Aug 26, 2021

Tel me about yourself in the interview

Senior Java Backend Developer

Interviewed at Eurowings

4.1★

Jul 22, 2025

1. Do you have experience with AI? (OpenAI was clearly mentioned in my CV.) 2. Do you have any problem with a full-time office-based job? (JD mentioned Hybrid model)

Java Backend Engineer

Interviewed at Blip (Portugal)

4.2★

Sep 24, 2024

How can I make a class thread-safe?