[Ultimate Plan]: Learn NestJS By Building Projects
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Project 1: Random Emoji Generator API

Introduction & project preview
Project pre-requisites & set up
The NestJS lifecycle
Middleware
Guards
Interceptors (before handlers)
Pipes
Route handlers
Interceptors (after handlers)
Exception filters
Dependency Injection
E2e testing
CI/CD set up with Github Actions
Deployment with Railway
Project 2: The Ultimate NestJS Starter

Introduction & project preview
Project set up
Adding a Core module with ConfigModule set up
Using an interceptor to enforce a consistent HTTP response structure
Security considerations (Helmet & validation pipes)
Setting up a custom Logger
Docker Compose set up for Postgres & Redis
Interacting with the database (using Prisma)
Interacting with the cache (using Redis)
Unit testing
Integration & e2e testing
Setting up the CI/CD pipeline
Deployment (with Railway)
Project 3: URL Shortener API

Introduction & project preview
Project set up
Adding the CRUD endpoints
Business logic: creating a shortened URL
Business logic: redirecting a short URL
Business logic: Updating and deleting a short URL
Business logic: return list of saved short URLs
API key authentication
Unit testing
Integration testing
E2e testing
Deployment (with Railway)
Project 4: Real estate listings (using queues)

Introduction & project preview
Project set up
Add logic for creating new real estate listings
Attach image files to HTTP request
Setting up the queue with Bull
Visualise the queue with Bull Board
Sending files to the queue for processing
Uploading the file to Google Cloud Storage
Storing a reference to the GCP image
Unit testing
Integration testing
E2E testing
Deployment (with Railway)
Project 5: Slack Clone

Introduction & project preview
Monorepo setup
Frontend setup
Authentication with Google
Implementing browser sessions with refresh tokens
Fetching the initial state with HTTP
Implementing a Websocket client & server
Deployment (with Railway)

Guards

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