Pitfalls of using Lombok's toString annotation in entities?
Backend Software Engineer Interview Questions
2,333 backend software engineer interview questions shared by candidates
Differences between API to event
What design patterns have you used before?
Interviews emphasised heavily on algorithms, data structures and system design (scalability and reliability).
Equi 3-sum of array. Mostly on binary trees, arrays. Library function to convert string to integer.
1) finding square root of x 2) sum of 2 linked list 3) scenario based question - OOPs concept
Create a news feed class where elements can be retrieved in FIFO (queue) order, but when you try to add an element that already exists in the queue is moved to the end of the feed (queue).
- System Design Interview, draw the architecture of a system with some specific requirements on the white board.
Token Bucket
Follow up question to the above one, what if string consists of ",". Like "1,234"
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