RESTful API Development
We build HTTP APIs that serve as the foundation for web and mobile applications. Our approach prioritizes consistency, version management, and comprehensive error responses.
- Endpoint architecture and route planning
- Request validation and sanitization
- JWT or session-based authentication
- Rate limiting and abuse prevention
- OpenAPI documentation generation
- Integration testing setup
Middleware Architecture
Custom request processing layers that enforce business logic, security policies, and data transformations across your entire application.
- Authentication and authorization middleware
- Request logging and monitoring
- CORS configuration and security headers
- Body parsing and file upload handling
- Error handling middleware chains
- Custom middleware development
Express Application Setup
Production-ready Express configurations that establish best practices from the first commit. We create scalable folder structures and development workflows.
- Project structure and organization
- Environment variable management
- Development and production configurations
- Logging infrastructure setup
- Build and deployment scripts
- Code quality tools integration
Database Integration
We connect your Express application to SQL or NoSQL databases with proper connection pooling, query optimization, and migration systems.
- Database connection configuration
- ORM or query builder setup
- Schema design and relationships
- Migration and seeding scripts
- Connection pool optimization
- Query performance tuning
Authentication Systems
Secure user authentication flows including registration, login, password reset, and session management with modern security standards.
- Password hashing with bcrypt
- JWT token generation and validation
- OAuth provider integration
- Session management strategies
- Role-based access control
- Two-factor authentication setup
Performance Optimization
Profiling and tuning existing Node.js applications to reduce response times, improve throughput, and handle increased traffic efficiently.
- Performance profiling and analysis
- Database query optimization
- Caching layer implementation
- Memory leak detection and fixes
- Load balancing configuration
- Horizontal scaling strategies
