1. Think of an idea for a web application or choose one from Upwork.
2. Start building it and as you build it and get stuck, ask questions, look for answers, learn the skill of figuring stuff out, you'll need it in this profession.
3. Watch tutorials, although they cover the basics most of the time, but you can even watch people code live on Livecoding.tv
4. Deploy your project and celebrate!

Check Node.js docs and blogs

https://nodejs.org/en/get-involved/

nodeschool