About Course
🚀 NestJS Training
Enterprise Backend Development using NestJS Framework
📘 What is NestJS?
NestJS is a modern, scalable, and enterprise-grade backend framework built on top of Node.js and TypeScript for developing APIs, microservices, and server-side applications.
It follows modular architecture and supports enterprise-level backend development with clean code structure and best practices.
It helps developers:
- Build enterprise backend systems
- Create REST APIs
- Develop microservices
- Build scalable applications
- Manage authentication & security
- Create maintainable backend architecture
NestJS is widely used in:
- Enterprise Applications
- Backend Development
- API Development
- Microservices Architecture
- Cloud Applications
- Full Stack Development
Popular technologies used with NestJS:
- Node.js
- TypeScript
- Express.js / Fastify
- MongoDB
- PostgreSQL
- GraphQL
- REST APIs
- Docker
In simple words:
NestJS helps developers build scalable, structured, and enterprise-grade backend applications using Node.js and TypeScript.
🎯 Course Overview
This course helps you learn:
- NestJS fundamentals
- TypeScript for NestJS
- Modules & architecture
- REST API development
- Authentication & authorization
- Database integration
- Microservices
- GraphQL basics
- API security
- Real-time backend project development
Learn NestJS from beginner to advanced level with practical enterprise backend projects.
⚙️ How NestJS Works
- User sends request
- Controller receives request
- Service executes business logic
- Database interaction happens
- Response returned to user
- API serves frontend/mobile app
Example:
Build an employee management REST API using NestJS and PostgreSQL.
🏢 Real-Time Business Use Cases
Banking
- Secure backend systems
- Transaction APIs
E-Commerce
- Product management APIs
- Order processing systems
Healthcare
- Patient management systems
- Appointment APIs
Education
- Learning management systems
- Student portals
Business Applications
- CRM systems
- HR management platforms
📚 DETAILED COURSE CONTENT
Module 1: Introduction to NestJS
- What is NestJS
- Features of NestJS
- NestJS architecture
- Installation & setup
- Development environment setup
Module 2: TypeScript Basics for NestJS
- TypeScript fundamentals
- Interfaces
- Classes
- Decorators
- Modules
Module 3: NestJS Project Structure
- Folder structure
- Application architecture
- CLI basics
- Module organization
Module 4: Modules in NestJS
- Feature modules
- Shared modules
- Global modules
- Dependency management
Module 5: Controllers
- Request handling
- Route management
- Dynamic routes
- Parameter handling
Module 6: Providers & Services
- Services
- Dependency Injection (DI)
- Business logic implementation
- Provider management
Module 7: REST API Development
- CRUD APIs
- Request methods
- Response handling
- JSON APIs
- API architecture
Module 8: Middleware
- Middleware basics
- Request processing
- Authentication middleware
- Logging middleware
Module 9: Pipes & Validation
- Data validation
- DTOs
- Validation pipes
- Input sanitization
Module 10: Exception Handling
- Exception filters
- Global exception handling
- Error responses
- Debugging
Module 11: Authentication & Authorization
- JWT authentication
- Passport.js integration
- Role-based access control
- User authentication
Module 12: Database Integration
- TypeORM basics
- Prisma overview
- MongoDB integration
- PostgreSQL integration
- CRUD operations
Module 13: GraphQL with NestJS
- GraphQL basics
- Schema creation
- Queries & mutations
- API optimization
Module 14: Microservices Architecture
- Microservices basics
- Service communication
- Event-driven architecture
- Message brokers overview
Module 15: WebSockets & Real-Time Communication
- WebSockets basics
- Real-time messaging
- Notifications
- Live updates
Module 16: API Security
- JWT security
- CORS
- Rate limiting
- API protection
- Secure coding practices
Module 17: Caching & Performance Optimization
- Redis basics
- Caching strategies
- Performance tuning
- Optimization techniques
Module 18: Testing & Debugging
- Unit testing basics
- Integration testing
- Debugging tools
- Error tracking
Module 19: Docker & Deployment
- Docker basics
- Containerization
- Production deployment
- Environment configuration
Module 20: Cloud & DevOps Basics
- AWS basics
- CI/CD overview
- Deployment pipelines
- Cloud deployment concepts
Module 21: Full Stack Integration
- NestJS with React.js
- NestJS with Angular
- NestJS with Vue.js
- API integration
Module 22: Real-Time Project Scenarios
- Employee management system
- E-commerce backend
- Banking API platform
- CRM backend system
- Learning management backend
Module 23: Best Practices & Coding Standards
- Clean architecture
- Enterprise folder structure
- Security best practices
- Code optimization
Module 24: Interview Preparation
- NestJS interview questions
- API architecture scenarios
- Microservices discussions
- Resume preparation
💼 Career Opportunities
- NestJS Developer
- Backend Developer
- Node.js Developer
- Full Stack Developer
- API Developer
- Software Engineer
✅ Benefits of Learning NestJS
- High-demand enterprise backend skill
- Strong TypeScript & Node.js ecosystem
- Enterprise-grade application development
- Scalable microservices architecture
- Excellent salary opportunities
🌟 Why Choose GTC Trainings?
- Real-time project exposure
- Expert trainers
- Hands-on practical learning
- Interview preparation
- Placement assistance
- Flexible online training
