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Backend Developer Interview Questions

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9,192 backend developer interview questions shared by candidates

First round questions - 1. Sub array with maximum sum, in O(n^2) then in O(n) - Kaden's algorithm. ✔ 2. Django specific questions. - Average. 3. Design models to store different types of discount of a product. ✔
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Backend Developer

Interviewed at IndustryBuying.com

3.9★
Jun 20, 2023

First round questions - 1. Sub array with maximum sum, in O(n^2) then in O(n) - Kaden's algorithm. ✔ 2. Django specific questions. - Average. 3. Design models to store different types of discount of a product. ✔

Third round question - It's a three part question - 1. Design models for company hierarchy, focus was on how is my understanding of one-to-one, one-to-many and many-to-many relationships. ✔ 2. Design generic permission model. ( some concepts are django specific. ) ✔ 3. Extend permission model for company hierarchy( tree like ) on to models designed in first part , where employee can only have permission to his own and all the child department, siblings not included! ✔
avatar

Backend Developer

Interviewed at IndustryBuying.com

3.9★
Jun 20, 2023

Third round question - It's a three part question - 1. Design models for company hierarchy, focus was on how is my understanding of one-to-one, one-to-many and many-to-many relationships. ✔ 2. Design generic permission model. ( some concepts are django specific. ) ✔ 3. Extend permission model for company hierarchy( tree like ) on to models designed in first part , where employee can only have permission to his own and all the child department, siblings not included! ✔

Hablamos de manera distendida sobre generalidades del desarrollo de software, còmo modelar una entidad con herencia en una base de datos, sobre para que sirven los query plan, algunas preguntas de streams y features de Java 8 en adelante, que son las arquitecturas hexagonales, etc.
avatar

Backend Software Developer

Interviewed at TeraCode

3.9★
Sep 21, 2022

Hablamos de manera distendida sobre generalidades del desarrollo de software, còmo modelar una entidad con herencia en una base de datos, sobre para que sirven los query plan, algunas preguntas de streams y features de Java 8 en adelante, que son las arquitecturas hexagonales, etc.

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