Design Patterns Mastery Roadmap
Master the essential design patterns that form the foundation of robust software architecture. Learn time-tested solutions to common programming problems used across all major programming languages.
Design Pattern Fundamentals
Concept | Status |
---|---|
Core Principles | |
What are Design Patterns? | |
History & Gang of Four | |
Pattern Categories Overview | |
When to Use Patterns | |
Anti-patterns & Overuse | |
SOLID Principles | |
Single Responsibility Principle (SRP) | |
Open/Closed Principle (OCP) | |
Liskov Substitution Principle (LSP) | |
Interface Segregation Principle (ISP) | |
Dependency Inversion Principle (DIP) | |
Object-Oriented Design | |
Composition vs Inheritance | |
Encapsulation & Information Hiding | |
Polymorphism & Dynamic Dispatch | |
Abstraction & Interfaces |
Creational Patterns
Concept | Status |
---|---|
Core Creational Patterns | |
Singleton Pattern | |
Factory Method Pattern | |
Abstract Factory Pattern | |
Builder Pattern | |
Prototype Pattern | |
Singleton Variations | |
Thread-Safe Singleton | |
Lazy Initialization | |
Double-Checked Locking | |
Enum Singleton (Java) | |
Singleton Alternatives | |
Factory Patterns | |
Simple Factory vs Factory Method | |
Factory Method Implementation | |
Abstract Factory Use Cases | |
Factory with Dependency Injection | |
Builder Pattern Variations | |
Step Builder Pattern | |
Fluent Interface Builder | |
Director & ConcreteBuilder | |
Builder with Validation |
Structural Patterns
Concept | Status |
---|---|
Core Structural Patterns | |
Adapter Pattern | |
Decorator Pattern | |
Facade Pattern | |
Composite Pattern | |
Bridge Pattern | |
Flyweight Pattern | |
Proxy Pattern | |
Adapter Variations | |
Object Adapter vs Class Adapter | |
Two-Way Adapter | |
Pluggable Adapter | |
Decorator Applications | |
Java I/O Streams (Decorator) | |
Component-based Decorators | |
Decorator vs Inheritance | |
Proxy Types | |
Virtual Proxy (Lazy Loading) | |
Protection Proxy (Access Control) | |
Remote Proxy (RPC/Network) | |
Caching Proxy |
Behavioral Patterns
Concept | Status |
---|---|
Core Behavioral Patterns | |
Observer Pattern | |
Strategy Pattern | |
Command Pattern | |
State Pattern | |
Template Method Pattern | |
Chain of Responsibility | |
Iterator Pattern | |
Mediator Pattern | |
Memento Pattern | |
Visitor Pattern | |
Interpreter Pattern | |
Observer Implementations | |
Push vs Pull Observer | |
Event-Driven Architecture | |
Model-View-Controller (MVC) | |
Reactive Programming | |
Strategy Applications | |
Algorithm Families | |
Strategy with Factory | |
Context-Strategy Interaction | |
Command Pattern Uses | |
Undo/Redo Operations | |
Macro Commands | |
Queuing & Logging | |
Remote Method Invocation |
Modern & Architectural Patterns
Concept | Status |
---|---|
Dependency Injection | |
Constructor Injection | |
Setter Injection | |
Interface Injection | |
IoC Containers | |
Service Locator Pattern | |
Architectural Patterns | |
Model-View-Presenter (MVP) | |
Model-View-ViewModel (MVVM) | |
Repository Pattern | |
Unit of Work Pattern | |
Data Access Object (DAO) | |
Data Transfer Object (DTO) | |
Concurrency Patterns | |
Producer-Consumer Pattern | |
Thread Pool Pattern | |
Future/Promise Pattern | |
Actor Model | |
Reactor Pattern | |
Enterprise Patterns | |
Business Delegate | |
Service Layer | |
Domain Model | |
Transaction Script | |
Table Module |
Functional & Modern Paradigms
Concept | Status |
---|---|
Functional Programming Patterns | |
Higher-Order Functions | |
Function Composition | |
Immutable Objects | |
Monads & Functors | |
Option/Maybe Pattern | |
Reactive Patterns | |
Observable Streams | |
Backpressure Handling | |
Event Sourcing | |
CQRS Pattern | |
Microservices Patterns | |
API Gateway | |
Circuit Breaker | |
Bulkhead Pattern | |
Saga Pattern | |
Strangler Fig Pattern | |
Cloud-Native Patterns | |
Sidecar Pattern | |
Ambassador Pattern | |
Anti-Corruption Layer | |
Backend for Frontend (BFF) |
Real-world Applications
Concept | Status |
---|---|
Framework Patterns | |
Spring Framework Patterns | |
React/Redux Patterns | |
Angular Patterns | |
Express.js Patterns | |
Database Patterns | |
Active Record Pattern | |
Data Mapper Pattern | |
Query Object Pattern | |
Specification Pattern | |
Testing Patterns | |
Mock Object Pattern | |
Test Double Patterns | |
Page Object Pattern | |
Builder Pattern for Tests | |
Performance Patterns | |
Object Pool Pattern | |
Lazy Loading Pattern | |
Caching Patterns | |
Copy-on-Write Pattern | |
Error Handling Patterns | |
Exception Translation | |
Retry Pattern | |
Timeout Pattern | |
Fallback Pattern |