Learn ADONISJS with Real Code Examples
Updated Nov 27, 2025
Architecture
MVC architecture: Models, Views, Controllers
Service providers for dependency injection
Middleware for request/response lifecycle
Lucid ORM for database modeling and queries
WebSocket channels for real-time communication
Rendering Model
HTTP request -> Route -> Middleware -> Controller -> Response
Controller uses Models (Lucid ORM) to interact with database
Validation ensures request correctness
WebSocket channels handle real-time events
Response returned as JSON, HTML, or other formats
Architectural Patterns
MVC architecture
Middleware pipeline
Service providers for dependency injection
Event-driven WebSocket channels
Lucid ORM for data persistence
Real World Architectures
Enterprise REST API backend
Real-time chat or notification systems
Full-stack applications with Edge templates
Microservices integrated with queues
Multi-tenant SaaS applications
Design Principles
Batteries-included framework with conventions
MVC architecture and structured project layout
TypeScript-first for modern development
Middleware and service providers for flexibility
Real-time and scalable app support
Scalability Guide
Use clusters or PM2 for multiple instances
Integrate caching with Redis
Use queue system for background tasks
Optimize database queries with Lucid
Monitor performance metrics and scale horizontally
Migration Guide
Upgrade Node.js and AdonisJS CLI
Refactor deprecated API usage
Run migrations and seeds in database
Test routes, controllers, and WebSockets
Monitor logs and fix runtime issues