Developer Java Backend Interview Questions

Desenvolvedor Backend Java

Interviewed at Hotmart

4.2★

Apr 20, 2021

Quais padrões de código eu costumo usar.

Java Backend Engineer

Interviewed at Zoom Communications

3.6★

Jul 29, 2022

What are some differences between Java 8 and 11. Difference between final, finally, and finalize. How do you make a singleton class.

Java Backend Developer/Engineer

Interviewed at Bounteous x Accolite

3.4★

Oct 11, 2024

Q. Stair case problem Q. Sorted rotated array find maximum number. Q. Find max length of string from array of string using lambda. Q. Create list of common skills employee using key as skill using lambda

Java Backend Developer/Engineer

Interviewed at Bounteous x Accolite

3.4★

Mar 7, 2025

How many threads are allowed in a thread pool?

Backend Engineer (Java)

Interviewed at Binance

4★

Apr 25, 2025

What's the most challenging task in my past experience and how did I resolve this.

Senior Java Backend Developer

Interviewed at Tyfone

3.6★

Sep 8, 2022

Normal Java Questions were asked. If you have prepared well, then you can answer.

Java Backend Engineer

Interviewed at Valtech

3.4★

Jun 10, 2024

Have I heard about DDoS and how I would protect my self from those kind of attacks.

Java Backend Developer

Interviewed at Accenture

3.7★

Jul 3, 2024

Java 8 question - what are the usages of java 8 new additions

Java Backend Developer ()

Interviewed at Symphony Talent

3.2★

Jul 18, 2021

Q: Overloading vs overriding? Q: Array vs ArrayList? Q: Hashset vs Hashmap? Q: Final, finalize, finally? Q: try-catch-finally? Q: Comparable vs comparator? Q: @PathParam vs @QueryParam? Q: How to pass header into method parameter of a GET endpoing? Q: API flow of custom exception handling? Q: How to write a GET endpoint? Q: What happens if user uses POST request for a GET endpoint?

Desarrollador Backend Java

Interviewed at PA Consulting

3.7★

Mar 11, 2024

Me preguntaron sobre mis estudios