Applied through linkedin referral. 1.3 YOE

Round 1:

2 DSA questions :

1. rotate array at index k
2. find a loop in linked list

Questions on core java and springboot :

1. Explain spring mvc architecture
2. how would you scale your current project to million users
3. Java Streams
4. OOPS
5. Indexing in DB
6. Resume based Questions

Round 2:

1 DSA Question:
find the winner in tic tac toe board of NxN size

Java & Spring Questions:

1. Multi threading , how to avoid race condition , various ways of implementing.
2. Scope of bean
3. Singleton design pattern
4. Indexing & btrees
5. DFS Implementation ( Pseudo code)
6. Anamoly detection
7. Diamond problem in java

Round 3:

1. LLD for snake and ladder game
2. How would you scale System to million user
3. Project Q&A
4. General Disscussion about GenAi

Got the offer.