Back End Engineer Interview Questions

1,087 back end engineer interview questions shared by candidates

Anagram question..I implemented the std answer using hashtable..Interviewer said he didn't care about space complexity and asked me to come up with another answer. I implemented a solution using 26*n char count array ..he seemed happy..but i didnt get an onsite
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Back-end Software Engineer

Interviewed at Yelp

3.2
Aug 17, 2015

Anagram question..I implemented the std answer using hashtable..Interviewer said he didn't care about space complexity and asked me to come up with another answer. I implemented a solution using 26*n char count array ..he seemed happy..but i didnt get an onsite

Q: Given a series of varying numbers, each representing geographic land height, like a mountain range with peaks and troughs, imagine water filling up the troughs. Write a program to calculate the maximum volume of water that can be caught.
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Senior Back End Software Engineer

Interviewed at Beep (SG)

4.8
Jan 13, 2025

Q: Given a series of varying numbers, each representing geographic land height, like a mountain range with peaks and troughs, imagine water filling up the troughs. Write a program to calculate the maximum volume of water that can be caught.

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