Software Engineer Java Developer Interview Questions

4,195 software engineer java developer interview questions shared by candidates

The first round is Technical consist of mainly Java concepts - Multithreading, Collections framework, Exception Handling (Custom Exceptions). Java 8 features which you have used. Java 11 features. Other half of the interview was Spring and Springboot questions - @Springbootapplication annotation, What is autowiring.
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Software Engineer - Java Developer

Interviewed at Nomura

3.8
Nov 23, 2024

The first round is Technical consist of mainly Java concepts - Multithreading, Collections framework, Exception Handling (Custom Exceptions). Java 8 features which you have used. Java 11 features. Other half of the interview was Spring and Springboot questions - @Springbootapplication annotation, What is autowiring.

OOP & Code Review Round: I was presented with a large, buggy codebase and asked to review it live in an IDE. The focus was on identifying anti-patterns, code smells, and suggesting improvements and bug fixes. No actual coding was required—only live commenting and feedback on the existing implementation.
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Java Software Engineer

Interviewed at Squarespace

3.6
Apr 10, 2025

OOP & Code Review Round: I was presented with a large, buggy codebase and asked to review it live in an IDE. The focus was on identifying anti-patterns, code smells, and suggesting improvements and bug fixes. No actual coding was required—only live commenting and feedback on the existing implementation.

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