Hackerrank algorithms with average complexity
Backend Developer Interview Questions
15,495 backend developer interview questions shared by candidates
What security issue can we face and how to solve it?
How do you ensure that a customer can access only their data?
Check for email existence in Mongodb, it is taking too long to check, advise some solution(There are indexes in place and there is no problem in implementation)
Some generic leetcode question, I dont even remember it.
Build an Elixir-Phoenix application to show what you know.
Write a Python function that receives a text file and a character, and returns a new file containing the text with the given character removed.
Explain your approach to the task: why did you use the class system that you implemented?
Setup a simple service with high availability.
How to implement a DB index for a string field How to implement a DB index for a numeric range (e.g give me all rows with age > 10 and <50 and describe the algorithm to get those rows (including o notation) How to implement an index combining both string field and numeric range
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