Fractional CTO for NestJS
NestJS is a progressive Node.js framework for building enterprise-grade server-side applications. We help companies leverage NestJS for scalable, maintainable backends....
Expert NestJS Leadership
NestJS is a progressive Node.js framework for building enterprise-grade server-side applications. We help companies leverage NestJS for scalable, maintainable backends.
API MVP: 6-10 weeks, Enterprise backend: 3-6 months
$40,000-$150,000
Why Choose Us
- Structured, opinionated framework reduces decision fatigue
- TypeScript-first with excellent typing
- Built-in support for various transport layers
- Dependency injection for testable code
- Large ecosystem and active community
Common NestJS Challenges We Solve
Understanding dependency injection patterns
Module architecture for large applications
Microservices communication patterns
Testing strategies with NestJS DI
Performance optimization
GraphQL integration decisions
Database integration patterns (TypeORM, Prisma)
Authentication and authorization implementation
NestJS Best Practices
Follow SOLID principles with NestJS architecture
Use proper module organization
Implement guards and interceptors for cross-cutting concerns
Use DTOs with class-validator for validation
Implement proper exception filters
Use configuration module for environment management
Implement comprehensive testing at all levels
Use swagger for automatic API documentation
Complementary Technologies
Scaling Considerations
NestJS supports microservices patterns natively. Use proper module boundaries for horizontal scaling.
Security Considerations
Implement helmet, rate limiting guards, proper authentication with Passport, sanitize inputs with class-validator.
Performance Optimization
Use Fastify adapter for better performance, implement caching interceptors, optimize database queries.
Success Story
Series B enterprise SaaS company
Challenge
Express.js codebase became unmaintainable at 100K+ lines. Testing was difficult, onboarding slow.
Solution
Fractional CTO led migration to NestJS with proper module architecture, implemented DI patterns, established testing standards.
Result
Test coverage increased from 20% to 80%. Onboarding time reduced from 6 weeks to 2 weeks. Bug rate decreased 60%.
Timeline: 5 months
Recommended Team Structure
Teams familiar with Angular patterns adapt quickly. Typical: 2-4 backend developers.
NestJS Solutions by Industry
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