Node Interview Questions

In the second step question were related only to JavaScript. It was quite easy. For example looping and retrieving index from function (closure problem and a way to solve it, static closures or block scope in ES6)

Senior Node Js/HTML5 Developer

Interviewed at Oracle

3.5★

Dec 12, 2016

In the second step question were related only to JavaScript. It was quite easy. For example looping and retrieving index from function (closure problem and a way to solve it, static closures or block scope in ES6)

1. MCQ test - basic questions asked related to stack, polymorphism, inheritance, some node js questions, idempotent method, Http methods 2. Technical interview - basic node js question asked, questions on single thread, callback, callback hell, advantages of node js

Node Js Developer

Interviewed at nCircle Tech

4.2★

Aug 19, 2021

1. MCQ test - basic questions asked related to stack, polymorphism, inheritance, some node js questions, idempotent method, Http methods 2. Technical interview - basic node js question asked, questions on single thread, callback, callback hell, advantages of node js

- Plusieurs questions liées aux fonctions, boucles bref test de maîtrise des fondamentaux en JS. - Créations d'un projet, de components, etc... - Connaissance en algorithmes -------------------------------------------------------------------------------------------------------------------

Développeur Front-End AngularJs/Node Js en alternace

Interviewed at Sfeir

4.4★

Feb 10, 2019

- Plusieurs questions liées aux fonctions, boucles bref test de maîtrise des fondamentaux en JS. - Créations d'un projet, de components, etc... - Connaissance en algorithmes -------------------------------------------------------------------------------------------------------------------

My previous projects and some technical questions.

Node Js Developer

Interviewed at Cognizant

3.5★

Feb 13, 2023

My previous projects and some technical questions.

Flatten the given array [1, [2, [3, [4]], 5]] without using inbuilt flat() function?

Senior Node Js Developer

Interviewed at Altimetrik

3.9★

Mar 24, 2025

Flatten the given array [1, [2, [3, [4]], 5]] without using inbuilt flat() function?

Explain how node js will work?

Full Stack Node Js Developer

Interviewed at Crédit Agricole

3.8★

Oct 27, 2018

Explain how node js will work?

What is the Serverless Framework? and why opt between EC2 and serverless

Node JS and AWS Developer

Interviewed at R Systems

3.9★

Feb 23, 2026

What is the Serverless Framework? and why opt between EC2 and serverless

About yourself Project details and your KRAs Event Emitters, Middlewares and ExpressJs. Multitasking, async and await, Callbacks. What authorization technique you follow to secure an API. One logical questions "If someone stolen your JWT token how will you secure." JS practical questions. Diff between map, reduce and filter functions let str="Sehdev" //count characters occurence //output {s:1, e:2, h:1, d:1, v:1}

Node Js Developer

Interviewed at R Systems

3.9★

Nov 11, 2021

About yourself Project details and your KRAs Event Emitters, Middlewares and ExpressJs. Multitasking, async and await, Callbacks. What authorization technique you follow to secure an API. One logical questions "If someone stolen your JWT token how will you secure." JS practical questions. Diff between map, reduce and filter functions let str="Sehdev" //count characters occurence //output {s:1, e:2, h:1, d:1, v:1}

Implement the stack operations in any programming language.

Node Js Developer

Interviewed at Hack2skill

4.5★

Jun 13, 2024

Implement the stack operations in any programming language.

Difference bw req.body, req.params, req.query Use of package.json

Node Js Developer

Interviewed at Webskitters

4.1★

Jul 14, 2023

Difference bw req.body, req.params, req.query Use of package.json

Node Interview Questions

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