Java Full Stack Developer Interview Questions

Full Stack Java Developer

Interviewed at Infosys

3.6★

Dec 20, 2025

How would you test this API endpoint?

Java Full Stack Developer

Interviewed at UnitedHealth Group

3.4★

Sep 9, 2018

How many objects are created using new string ()

Java Full Stack Developer

Interviewed at FedEx

3.5★

Aug 23, 2023

Technical round is not difficult to crack. The 2nd round which is bit more oriented towards team management and handling critical project scenarios would be quite challenging. Experience in Deployment process would be advantage in in 2nd round.

Java Full Stack Developer

Interviewed at Volkswagen Group Digital Solutions India

4.4★

May 3, 2021

How to Avoid cloning in case of Singleton implementation

Java Full Stack Developer

Interviewed at Volkswagen Group Digital Solutions India

4.4★

May 3, 2021

Design patterns used in developing micro-services

Java Full Stack Developer

Interviewed at Volkswagen Group Digital Solutions India

4.4★

Apr 12, 2025

some basic question related to core java with some coding question

Java Full Stack Developer

Interviewed at Volkswagen Group Digital Solutions India

4.4★

Jun 17, 2023

explain lambda expression as functional interface?

Java Full Stack Developer

Interviewed at Full Creative

3.8★

Aug 13, 2023

Concepts mainly from Java, Oops, Data Structures and all basic info about programming concepts. If the interviewer is somewhat deep diving person then prepare CN, OS too

Java Full Stack Developer

Interviewed at Intellect Design Arena

3.5★

Dec 7, 2024

java basic using array, sql basic

Java Full Stack Developer

Interviewed at TechVerito

4.4★

Oct 13, 2020

Example OOPS concept with real word example. Difference between spring and spring boot.