Next.js 15 Full Stack Development Course – 2025

Next.js 15 Full Stack Development Course walkthrough. This is the course outline where you will get to know the depth of the course.

Click here to go through more about Next.js 15

Section 1: Getting Started - Introduction to Next.js

•  What is Next.js? 
•   Key Features of Next.js 
•   Comparison with Next.js with React.js
•   Setting Up Your Development Environment    

1.  Node.js and npm/yarn/pnpm 
2.  Creating a New Next.js Project (`create-next-app`) 
3.  Project Structure Overview  (App Route Folder)

•  Comparison App Router  with Pages Router (two approaches)
•  Running the Development Server

Section 2: Special Files and Basic Layouts in Next.js

•  Header and Footer Components
•  Root Layout and Reserved file names
•  Children prop and layout.js
•  Different layouts as per requirement
•  Customize 404 error with Notfound.js
•  Error handling with error.js
•  Page.js and route.js (Web Url and API Routes)
•  Create first component in App

Section 3: Core Concepts of Next.js (Pages and Routing)

•  File-based Routing System (App Routes)
•  Understand difference between Pages and App Routes. 
•  Static and Dynamic Routes ([id].js)
•  Understand grouping routes
•  Understand catch all and optional routes with multiple path segments. (pages url)
•  Nested Routes and Layouts 
•  Navigating and Linking Between Pages (next/link) 

 Section 4: Handle State Management in Next.js

• What is state management
•  useState (React hooks) and Context API
•  Redux Store – Third party Library

Section 5: Backend Development and Data fetching

•  Separate Backend or Node.js inbuilt backend
•  Connect to databases (MongoDB, MySql)
•  API Routes in terms of App Route Folder
•  Creating API Endpoints 
•  Handling HTTP Methods (GET, POST, PUT, DELETE) 
•  Middleware in API Routes 
•  Client and Server Side Data Fetching.
•  Client-side Data Fetching (‘useEffect’, ‘SWR’, or ‘React Query’) 
•  Understand Server Action to fetch Data
•  Private Routes and Authentication
•  Loading “fallback” and suspenses

Section 6: Performance Optimization - Rendering and configuring Caching

• Server and Client Components
• Static Site Generation (SSG) 
• Server-side Rendering (SSR)
• Incremental Static Regeneration (ISR) 
• Differences in caching : App and Production Development
• Caching Strategies     

1. 1.    Client-side Caching  
   2.     Server-side Caching

• Caching Types     

1. 1. cache : ‘no-store’
   2. Cache Revalidation (path and tags)
   3. cache : force-cache
   4. cache : no-store
   5. cache : revalidate
   6. cache : max-age

• Lazy Loading Comonents    

1. 1.    Using ‘React.lazy’
   2.   and ‘next/dynamic’ 

Section 7: Understand Authentication (next-auth )

• Session authentication with next-auth
• How to store users data in next auth
• Client and Server Side Session authentication
• Cookies and local storage
• User Authentication by social Login providers (google, github)
• Add User logout functionality

 Section 8: Understand Styling in Next.js

• Understand public and assets folder
• Global styles and CSS modules
• Styled JSX
• Integrating Tailwind CSS 
• Using Sass/SCSS 

  Section 9: Advanced Features

• Image Optimization 

1. 1.  Using the `next/image` Component 
   2.  Optimizing Images for Performance 

•  Font Optimization 

1. 1.  Using `next/font` for Custom and Google Fonts 

•  Script Optimization 

1. 1.  Using `next/script` for Third-party Scripts 

• Middleware 

1. 1.  Creating and Using Middleware 
   2.   Redirects and Rewrites 
      
      

·        Internationalization (i18n) 

1.     Setting Up Multi-language Support 

2.     Dynamic Routing for Localized Content 

§  Environment Variables 

1.     Using `.env` Files 

2.     Accessing Environment Variables in the Browser  

Section 10 : Deployment and DevOps

• Full Deployment to Vercel 

1.     Connecting Your GitHub Repository 

2.     Configuring Deployment Settings 

•      Custom Server Setup 

1.     Using Node.js/Expresswith Next.js 

·        CI/CD Integration 

2.     Setting Up GitHub Actions 

3.     Automating Tests and Deployments 

·        Export Feature

·        Next build / next start Feature 

Section 11: Everything in final project

• Project setup and requirement
• Database design and setup fields
• Create necessary components and folder structure from the scratch
• Create all essentials apis in node.js server using mongodb
• Home and other pages setup for blogs
• Setup Git with project and necessary guidelines to commit code in github
• Adding layout, styling and navigation in blog app
• Create “home page” components
• Adding “Posts” data from Post api
• Adding Post details page
• Using image next.js component
• Adding user authentication  

Section 12 : Best Practices and Tips

·        Code Organization 

1.     Structuring Your Project for Scalability     

·        Security Best Practices 

2.     Preventing Common Vulnerabilities 

• SEO Optimization 

3.     Using `next/head` for Metadata 

4.     Generating Sitemaps 

·        Debugging and Error Handling 

1.     Using Error Boundaries

2.     Debugging Server-side Code 

·        Keeping Your App Updated 

1.     Migrating to New Next.js Versions 

 

Previous Next.js Youtube Playlist Links:

 

https://www.youtube.com/watch?v=pDLa2Cm6jdk&list=PLguNrE1kYKZlwS5DNKpHuqEBqPOOf-mdi

 

https://www.youtube.com/watch?v=gNYkxptCnlM&list=PLguNrE1kYKZlmsm67uFdPSurlHif5MmZZ