Backend Engineer Interview Questions

14,387 backend engineer interview questions shared by candidates

Implement an n-ary tree. With rules: 1. If the value is in the set, keep the node 2. If the value is a parent of the value in the set, keep it 3. If the value is a part of the final tree, keep it 4. Otherwise, delete the node
avatar

Backend Engineer

Interviewed at Nuna

2.7
Sep 27, 2022

Implement an n-ary tree. With rules: 1. If the value is in the set, keep the node 2. If the value is a parent of the value in the set, keep it 3. If the value is a part of the final tree, keep it 4. Otherwise, delete the node

I needed to create queue management api with multiple different queue providers. I needed to have kafka service, sqs service and some local representation of queue management. during init of the app I needed to load correct service according to env variables.
avatar

Senior Software Backend Engineer

Interviewed at Healthera

3.1
Dec 12, 2025

I needed to create queue management api with multiple different queue providers. I needed to have kafka service, sqs service and some local representation of queue management. during init of the app I needed to load correct service according to env variables.

Viewing 1881 - 1890 interview questions

See Interview Questions for Similar Jobs

Glassdoor has 14,387 interview questions and reports from Backend engineer interviews. Prepare for your interview. Get hired. Love your job.