Part 9: Scale & Performance
Duration: 6-8 hours | Difficulty: Advanced
When your application succeeds, it needs to scale. This part teaches performance optimization and scaling strategies.
What You'll Learn
- Performance profiling and optimization
- Caching strategies
- Database scaling
- Load balancing and horizontal scaling
Part 9 Modules
| Module | Topic | Duration |
|---|---|---|
| Module 29: Performance | Profiling and optimization | 3-4 hours |
| Module 30: Scaling | Horizontal and vertical scaling | 3-4 hours |
Performance Matters
1 second delay = 7% conversion loss
3 seconds = 40% users leave
5+ seconds = users don't come back
Scaling Strategies
Prerequisites
Before starting:
- ✅ Completed Parts 1-8
- ✅ Microservices understanding
- ✅ Database experience