Java Backend Developer Interview Questions

Backend Java Developer

Interviewed at Birlasoft

3.4★

Sep 5, 2022

Method Overriding, RunTime polymorphism, Set vs List DBMS vs RDBMS, Remove Duplicacy from list, finalize() etc....

Java Backend Developer ()

Interviewed at Mercedes-Benz Research and Development India

3.7★

Jan 20, 2022

Search for a number in an array having time complexity of O(log n).

Java Backend Developer

Interviewed at Casumo

2.8★

Nov 2, 2018

Review a small class and fix the code

Java Backend Developer

Interviewed at Lendico

3.7★

Aug 5, 2021

Just about security, tokens, encryption

Java/Kotlin Backend Developer

Interviewed at kevin.

2.8★

Mar 18, 2022

Possible improvements to make a query run faster or less times

Java/Kotlin Backend Developer

Interviewed at kevin.

2.8★

Mar 18, 2022

Briefly design an application that sends email-campaigns

Senior Java Backend Developer

Interviewed at Giggster

4.8★

Jun 21, 2022

Classic IPRA test : which symbol doesn't fit ;what's the logical next step ; Mary is 16, Roger is 3 times older, how old was Roger 8 years ago, etc....

Backend Java Developer

Interviewed at Banking Software Company

5★

May 25, 2021

Describe the different annotations (@Component, @Repository and @Service) used in Spring and their differences

Backend Software Engineer - Java (M/F)

Interviewed at WeQ Global

3.4★

Aug 31, 2018

Ad tech web service that tracks the ads that are being delivered through their lifecycle and generates some simple statistics.

Java Backend Developer

Interviewed at Lendico

3.7★

Mar 6, 2018

Take-home coding task