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SurveyJS
Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.
Here is a public repo I have created for a job interview a couple of years ago: https://github.com/attacomsian/fortunica-nodejs
Even though not everything is enterprise-level and you have some truth in your words, there is a section dedicated to Enterprise for node. I still think, there are a lot of things to learn there: https://github.com/HowProgrammingWorks/Index/blob/master/Courses/NodeJS.md#%D0%B2%D0%B5%D0%B1%D0%B8%D0%BD%D0%B0%D1%80%D1%8B-nodejs-for-enterprise
Perhaps you’d find the structure of a Sails application a good starting point for your Node applications. https://sailsjs.com