Backend Software Engineer Interview Questions

9,094 backend software engineer interview questions shared by candidates

1. Introduce yourself. 2. How you are doing code reviews? Use a tool or not 3. Explain the way of working JWT tokens 4. What are static and instance blocks in Java? 5. What is autowired and what aurowired by name and type in spring? 6. Why do we use packages in Java? 7. What is the difference between a hashmap and a concurrent hashmap?
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Backend Developer

Interviewed at NCS

3.7
Nov 21, 2023

1. Introduce yourself. 2. How you are doing code reviews? Use a tool or not 3. Explain the way of working JWT tokens 4. What are static and instance blocks in Java? 5. What is autowired and what aurowired by name and type in spring? 6. Why do we use packages in Java? 7. What is the difference between a hashmap and a concurrent hashmap?

Coding test: 1. frequency of a given char in string 2. fibonacci triangle 3. maximum of 2 numbers without using pre defined function 4. Product of numbers exists in array? Group discussion topic: Does movies have good or bad impact on youth JAM: should women rule world
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Backend Developer

Interviewed at Keka HR

3.7
Oct 19, 2022

Coding test: 1. frequency of a given char in string 2. fibonacci triangle 3. maximum of 2 numbers without using pre defined function 4. Product of numbers exists in array? Group discussion topic: Does movies have good or bad impact on youth JAM: should women rule world

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