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✅ Master Level
Modular Architecture
Complete Beginner → Advanced Syllabus (Pin-to-Pin)
🟢 LEVEL 1
Fundamentals
Understanding the core concepts of modular architecture.
1. Introduction to Modular Architecture
- What is modular architecture
- Module definition
- Goals of modularity
- Separation of concerns
- High cohesion
- Low coupling
2. Benefits of Modular Design
- Maintainability
- Reusability
- Scalability
- Testability
- Independent development
🟢 LEVEL 2
Module Design Basics
Designing modules effectively.
3. Module Structure
- Public interface
- Internal implementation
- Encapsulation
- Module boundaries
4. Dependency Management
- Explicit dependencies
- Dependency direction
- Avoid circular dependencies
🟡 LEVEL 3
Modular Design Principles
SOLID principles applied to modules.
5. Design Principles
- Single Responsibility Principle
- Interface Segregation
- Dependency Inversion
- Information hiding
6. Cohesion Types
- Functional cohesion
- Logical cohesion
- Temporal cohesion
- Sequential cohesion
7. Coupling Types
- Content coupling
- Common coupling
- Control coupling
- Data coupling
🟡 LEVEL 4
Module Organization Patterns
Different ways to organize and structure modules.
8. Structural Patterns
- Layer-based modules
- Feature-based modules
- Domain-based modules
- Vertical slicing
9. Module Communication
- Direct calls
- Event-based communication
- Message passing
🟠 LEVEL 5
Application-Level Modular Architecture
Implementing modularity at the application level.
10. Layered Architecture
- Presentation layer
- Application layer
- Domain layer
- Infrastructure layer
11. Service Modules
- API service modules
- Utility modules
- Shared modules
🟠 LEVEL 6
Frontend Modular Architecture
Applying modularity in frontend applications.
12. UI Module Design
- Feature modules
- Shared components
- Layout modules
- Design system modules
13. State Modules
- Feature state isolation
- Global vs local state modules
14. Routing Modules
- Route-based code splitting
- Lazy loading modules
🔵 LEVEL 7
Scaling Modules
Managing modules as codebases grow.
15. Large Codebase Organization
- Monorepo structure
- Package-based modules
- Independent deployment modules
16. Module Versioning
- Backward compatibility
- Interface stability
🔵 LEVEL 8
Modular Architecture in Distributed Systems
Modules in distributed and microservices contexts.
17. Microservices as Modules
- Service boundaries
- API contracts
- Service ownership
18. Backend for Frontend (BFF)
- Frontend-specific modules
- Aggregation layer
🔴 LEVEL 9
Architecture Governance
Maintaining and enforcing modular architecture at scale.
19. Module Boundaries Enforcement
- Dependency rules
- Linting enforcement
- Architecture testing
20. Maintainability at Scale
- Refactoring modules
- Reducing coupling over time
- Technical debt control
⭐ Senior Frontend Focus (Must Master)
Critical modular architecture concepts for senior-level frontend engineers:
- Feature-first folder structure
- Component vs feature modules
- API layer isolation
- Shared vs feature ownership
- Lazy loading boundaries
- Independent feature scalability