As demonstrated, creating scalable APIs with Node.js without any framework is possible. But it is a difficult task to manage and requires high mastery. You will need to make sure you cover lots of edge cases and create bug-free codes.
That is where frameworks come to the rescue. Over the years, Node.js developers have built frameworks like ExpressJS, NestJS, and AdonisJS to make building enterprise-level and scalable Node applications easier.
We have already covered some of the popular Node frameworks. You can click the links above to learn any one of your choices.
Click here to read ExpressJS Ultimate Guide.
Click here to read NestJS Ultimate Guide.
Click here to read AdonisJS Ultimate Guide.
I will advise you to start with ExpressJS and then move to any other framework in the ecosystem.