1. Setting Up the Environment: 

• Install PostgreSQL and Node.js on your development machine to create a solid foundation for building your full-stack application. 

2. Backend Development with Node.js: 

• Utilize the Express.js framework to create a RESTful API that communicates with the PostgreSQL database. 

3. Database Interaction: 

• Establish a connection to your PostgreSQL database from Node.js using libraries like `node-postgres` to perform CRUD (Create, Read, Update, Delete) operations. 

4. Routing and Controllers: 

• Define routes and controllers in Express.js to handle API requests, ensuring proper separation of concerns in your application's backend. 

5. Frontend Development: 

• Use frontend technologies such as HTML, CSS, and JavaScript to build the user interface and enable interaction with your application. 

6. Client-Server Interaction: 

• Communicate between the frontend and backend using AJAX or Fetch API calls to retrieve and display data from the PostgreSQL database. 

7. Error Handling and Security: 

• Implement error handling mechanisms and security measures to ensure a safe and reliable application. 

_{More Information}