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Node.js Best Practices: A Guide for Developers

Mehedi Hasan on June 02, 2024

Nodejs is a powerful tool for building fast and scalable web applications. However, to get most out to nodejs it is important to follow best practi...
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Saikumar

Adding logging to a Node.js application is essential for gaining insights and troubleshooting issues effectively. By following best practices in logging, developers can ensure they capture real problems and improve the overall reliability and performance of the application.

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Mehedi Hasan

You are absolutely right. Adding logging is another key best practice. Thank you for this.

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Gilbert Andanje • Edited

This is awesome! A little spoiler. The same way we have create-react-app for frontend there is this framework for backend called suite that follows this structure. Suite helps you scaffold a project with suite generate command with the initial server listening at port 9001. You may try it out with npm install @microservices-suite/cli -g. Or checkit out here npmjs.com/package/@microservices-s...

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Michael Otu

Error handling is key just as logging was suggested. From the snippet on error handling I'd suggest that the error not me hidden ... Handle each error gracefully.. it would be best when one implements different error cases.. not found, forbidden, unauthorized or token or jwt expire errors, etc,

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Mehedi Hasan

yeah your are right implementing different error cases is good practice too. I just wanted to keep things simple here. Thanks for mentioning it

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Justin Young

NGL, i wish i read this three years ago when i started developing with JS

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Mehedi Hasan • Edited

Glad to share @jyoung4242

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Hazem Gharib

Great tips!

I would also add few more like:

  • using proper authentication
  • using TypeScript
  • including linting in pre-commit
  • add a CI/CD pipeline (e.g. GitHub actions)
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Mehedi Hasan

Yeah these are good tips too. Thank you for sharing

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Antonio | CEO at Litlyx.com

For all Javascript framework we have created the simpliest KPI tracker, with just one-lince code of setup. We are even opensource, give it a try.

Open-Source Git Repo -- Leave a ✨ if you like!

A. CEO & Founder at Litlyx

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Mehedi Hasan

Hey Antonio I will check it later

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Antonio | CEO at Litlyx.com

I would love it for real! Thanks my man, keep up the goo work!

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Dev Paul

Love the tips. Thanks man

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Mehedi Hasan

Welcome

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MUHAMMAD IDREES • Edited

Excellent 👌👍, May Allah Bless You.
I'll try to follow these tips, bcz I'm interested in Back-End Development.

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Mehedi Hasan

May Allah bless you too and best of luck on your back-end journey.

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MUHAMMAD IDREES

Are you a Back-End developer? Please guide me from start to market/industry...!

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Ntirandekura Tharcisse

I am a beginner in nodejs and yours advice really helps and now I know how to set up my project dev environment cleanly. Thanks very much

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Mehedi Hasan

My pleasure. @tharcissentirandekura

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Sharmila kannan

Nice article

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Mehedi Hasan • Edited

Hi @sharmi2020 , Thank your very much for your feedback

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DanShinde

Thanks for the tips 😀

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Mehedi Hasan

You are most welcome.

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Sani Joshua

nice article.
why is it that when it comes to writing tests, the sum example is used. What has testing sum got to do with Nodejs server.

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Mehedi Hasan

The main focus here is how you can setup jest and test a certain block/function with it.
I used the sum example because just to keep it simple and clean in order that beginners can understand it easily . Thanks btw

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SystemObject

Can I have the same guide but on the structure of the typescript project and the necessary libraries? Thank you👍

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Mehedi Hasan

Yes, you can follow the same guide on the structure of typescript project and the necessary libraries.

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Rushabh Patadia

** This Guide is an outstanding resource for professionals and developers. It offers a thorough and well-organized exploration of the subject, starting with foundational concepts.**

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Mehedi Hasan • Edited

Thank you @patadiarushabh

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fantastizeey1

That’s nice thanks for that
I’m open to a Frontend internship role
Please reach out to me if you have an opening

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Mehedi Hasan

I am sorry I don't have an opening rn

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OLUKUNMI QUMARUDEEN OMIKUNLE

The code is clean and understandable..

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Mehedi Hasan

@omiscom Thanks for your feedback