✅ Microservices Master Roadmap – FAANG-Level

🔹 1. Core Concepts (Must-Know)

1️⃣ What Are Microservices?

• Monolithic vs Microservices Architecture
• Pros: Scalability, Fault Tolerance, Independent Deployment
• Cons: Distributed Complexity, Data Consistency, Testing

2️⃣ Microservices Architecture & Design Principles

• Single Responsibility Principle (SRP)
• High Cohesion, Loose Coupling
• Bounded Context (DDD)
• API-First Design
• Event-Driven Architecture
• Fail-Fast & Resiliency Patterns

🔹 2. Service Communication Mechanisms

3️⃣ Synchronous Communication

• REST, gRPC, Feign Client
• API Gateway: Spring Cloud Gateway, Kong, Zuul