Senior Backend Engineer Interview Questions

2,042 senior backend engineer interview questions shared by candidates

The hackerrank is probably easy/medium difficulty. 5 questions, around 3hrs total time. 1 express, 1 nodejs queue, 1 javascript promises 1 mysql (yes has to be mysql/mssql even tho its not a requirement???) 1 LC easy/medium style question with array
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Senior Backend Engineer

Interviewed at Seamless

2.8
Jan 19, 2023

The hackerrank is probably easy/medium difficulty. 5 questions, around 3hrs total time. 1 express, 1 nodejs queue, 1 javascript promises 1 mysql (yes has to be mysql/mssql even tho its not a requirement???) 1 LC easy/medium style question with array

I asked them what kind of person they’re looking for and even answered with ‘the way you described yourself is what we’re looking for’. Why having this answer? You can probably understand that this gives a message that it went well.
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Medior/Senior Product Engineer (backend)

Interviewed at Craft Docs

4.7
Dec 14, 2025

I asked them what kind of person they’re looking for and even answered with ‘the way you described yourself is what we’re looking for’. Why having this answer? You can probably understand that this gives a message that it went well.

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