If you’re looking for advanced or in-depth information on server-side development with Node.js, I can provide some general guidance and resources that might help you:

1. Official Node.js Documentation: Start with the official documentation for Node.js. It covers a wide range of topics from the basics to more advanced concepts.

   • Node.js Documentation

2. Books: There are several books that delve into advanced Node.js concepts. Some popular ones include:

   • “Node.js Design Patterns” by Mario Casciaro
   • “Mastering Node.js” by Sandro Pasquali
   • “Node.js Web Development” by David Herron

3. Online Courses: Websites like Udemy, Coursera, and others offer courses on advanced Node.js topics. Look for courses by reputable instructors or organizations.

4. Blogs and Articles: Follow blogs and articles from experts in the Node.js community. Some popular blogs include:

   • Node.js Blog
   • Medium – Node.js
   • Dev.to – Node.js

5. GitHub Repositories: Explore code repositories on GitHub to see real-world examples of advanced Node.js applications.

6. Community Forums: Engage with the Node.js community on forums like:

   • Node.js Community on Reddit
   • Stack Overflow – Node.js

7. Advanced Topics: Consider exploring advanced topics such as:

   • Asynchronous programming with Promises and async/await
   • Performance optimization and profiling
   • Security best practices
   • Scaling and load balancing in a Node.js environment