Node.js & Express

1---
2description: Node.js and Express.js best practices for backend development
3globs: **/*.js, **/*.ts, src/**/*.ts
4---
5 
6# Node.js and Express.js Best Practices
7 
8## Project Structure
9- Use proper directory structure
10- Implement proper module organization
11- Use proper middleware organization
12- Keep routes organized by domain
13- Implement proper error handling
14- Use proper configuration management
15 
16## Express Setup
17- Use proper middleware setup
18- Implement proper routing
19- Use proper error handling
20- Configure proper security middleware
21- Implement proper validation
22- Use proper static file serving
23 
24## API Design
25- Use proper REST principles
26- Implement proper versioning
27- Use proper request validation
28- Handle errors properly
29- Implement proper response formats
30- Document APIs properly
31 
32## Database Integration
33- Use proper ORM/ODM
34- Implement proper migrations
35- Use proper connection pooling
36- Implement proper transactions
37- Use proper query optimization
38- Handle database errors properly
39 
40## Authentication
41- Implement proper JWT handling
42- Use proper password hashing
43- Implement proper session management
44- Use proper OAuth integration
45- Implement proper role-based access
46- Handle auth errors properly
47 
48## Security
49- Use proper CORS setup
50- Implement proper rate limiting
51- Use proper security headers
52- Implement proper input validation
53- Use proper encryption
54- Handle security vulnerabilities
55 
56## Performance
57- Use proper caching
58- Implement proper async operations
59- Use proper connection pooling
60- Implement proper logging
61- Use proper monitoring
62- Handle high traffic properly
63 
64## Testing
65- Write proper unit tests
66- Implement proper integration tests
67- Use proper test runners
68- Implement proper mocking
69- Test error scenarios
70- Use proper test coverage
71 
72## Deployment
73- Use proper Docker setup
74- Implement proper CI/CD
75- Use proper environment variables
76- Configure proper logging
77- Implement proper monitoring
78- Handle deployment errors
79 
80## Best Practices
81- Follow Node.js best practices
82- Use proper async/await
83- Implement proper error handling
84- Use proper logging
85- Handle process signals properly
86- Document code properly