Senior Backend Developer Interview Questions

1,024 senior backend developer interview questions shared by candidates

* Find the longest palindromic substring of a given string input. * Implement a regex matching function with a bespoke DSL for the regex. * Implement a SQL query to display derived column information based on the condition of another column.
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Senior Backend Developer

Interviewed at Gigster

3.5
Mar 27, 2024

* Find the longest palindromic substring of a given string input. * Implement a regex matching function with a bespoke DSL for the regex. * Implement a SQL query to display derived column information based on the condition of another column.

You must use a function called rand4 (which returns 0 through 4) to return a value which is random from 0 to 3 (in a new function called rand3). What's the best way to do this - while keeping it truly random? You cannot use the .NET random functions.
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Senior .NET Backend Developer

Interviewed at Rockstar Games

3.8
Apr 26, 2019

You must use a function called rand4 (which returns 0 through 4) to return a value which is random from 0 to 3 (in a new function called rand3). What's the best way to do this - while keeping it truly random? You cannot use the .NET random functions.

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