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Backend Developer Interview Questions
9,189 backend developer interview questions shared by candidates
Coding
What is OOP
What was asked in DOE round ?
Simple asynchronous programming
How to sort tree set in java
Implement a circular queue that supports input and output using the fifo method
When you have a problem, how are you searching the solution?
Sort an array of zeros and ones
Technical Screening: 1. JVM - Working and Heap 2. Datastructures - Arrays, HashTable, Stack, Queues 3. Time and Space complexity 4. Process and thread - difference and relation 5. Deadlock and concurrency 6. SOLID principles 7. Composition vs Inheritance - Relationship and when to use what 8. CICD - Process 9. Deployment Strategies 10. Minimizing bugs in production 11. Observability and logging - basics like what metrics to check etc. 12. Difference, advantages and disadvantages of Monolith and microservice archs 13. Avoiding cascading failures - Circuit breaker 14. Domain Driven Design 15. Sql vs NoSql - their advantages and disadvantage, when to use what 16. ACID 17. CAP theorem 18. Database scalability - vertical and horizontal scaling
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