Software Engineer Backend Interview Questions

2,349 software engineer backend interview questions shared by candidates

1)Check if a number is prime in O(sqrt(n)) complexity. 2)Display the frequency of each character in a string using hashmap and array. 3)Create a custom stack using an array list on class-type objects. 4)How does hashing work. 5)Priority queue. 6)nth highest salary in a table(SQL). 7)Heap.
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Software Engineer, Backend Intern

Interviewed at Moveinsync Technology Solutions

3.1
Jul 31, 2021

1)Check if a number is prime in O(sqrt(n)) complexity. 2)Display the frequency of each character in a string using hashmap and array. 3)Create a custom stack using an array list on class-type objects. 4)How does hashing work. 5)Priority queue. 6)nth highest salary in a table(SQL). 7)Heap.

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