System Design Masterclass by CertifiKation.

📘 Module 1: Introduction to System Design & Architecture

• Importance of system design in modern software development
• Types of architectures: monolith, microservices, serverless
• Overview of scalability, availability, and maintainability

🔍 Module 2: System Design Process: From Requirements to Architecture

• Understanding functional and non-functional requirements
• Steps to go from problem to high-level architecture
• Defining scope and assumptions

📈 Module 3: Scalability Fundamentals & Performance Metrics

• Vertical vs horizontal scaling
• Latency, throughput, RPS, and concurrency
• Understanding bottlenecks

🔁 Module 4: Designing Highly Available & Fault-Tolerant Systems

• Redundancy, replication, and failover
• Active-active vs active-passive setups
• Design for zero-downtime

⚖️ Module 5: Load Balancing & Caching Strategies

• Types of load balancers and algorithms
• CDN, client/server-side caching
• Cache eviction and invalidation

🗃️ Module 6: Database Design: SQL vs NoSQL, Sharding, Replication

• Choosing the right database
• CAP theorem and trade-offs
• Sharding, replication, partitioning, and indexing

🔗 Module 7: API Design & Microservices Communication Patterns

• RESTful APIs vs GraphQL vs gRPC
• Synchronous vs asynchronous communication
• Service registry, discovery, and API gateways

🌍 Module 8: Distributed Systems & CAP Theorem

• Network partitions and consistency
• Partition tolerance in real-world systems
• Designing for distributed failures

⚙️ Module 9: Data Consistency, Eventual Consistency, and Message Queues

• Strong vs eventual consistency
• Messaging systems: Kafka, RabbitMQ
• Event-driven architecture & eventual sync

📊 Module 10: System Monitoring, Logging, and Observability

• Metrics, logs, traces (The Three Pillars)
• Tools: Prometheus, Grafana, ELK Stack
• SRE principles and alerting systems

🏗️ Module 11: Design Patterns for Scalable Systems

• CQRS, Event Sourcing
• Bulkhead, Circuit Breaker, Retry
• API rate limiting and backpressure handling

🛡️ Module 12: Security, Rate Limiting, and Throttling

• Authentication & Authorization (OAuth 2.0, JWT)
• DDoS protection and WAF
• Securing APIs and data pipelines

☁️ Module 13: Cloud Architecture Best Practices (Vendor-Neutral)

• Multi-region deployments
• Cloud-agnostic design patterns
• Best practices for AWS, Azure, GCP (conceptual)

🧪 Real-World Case Studies

🧾 Module 14: Case Study – Design a URL Shortener (e.g., Bitly)

• Encoding algorithm, database design, and redirection handling

💬 Module 15: Case Study – Design a Chat System (e.g., Slack)

• Real-time messaging, message queues, and WebSocket architecture

🎥 Module 16: Case Study – Design a Video Streaming Platform (e.g., Netflix)

• Video encoding, CDN usage, and buffer optimization

🚗 Module 17: Case Study – Design a Ride-Sharing App (e.g., Uber)

• Geospatial indexing, real-time location updates, surge pricing

🛒 Module 18: Case Study – Design an E-commerce System (e.g., Amazon)

• Product catalog, cart system, order lifecycle, inventory sync

Course Duration: 6–8 Weeks

Level: Intermediate to Advanced
Mode: Online / Offline / Hybrid
Certificate: Yes (Certificate of Completion)
Prerequisites: Basic knowledge of web development and databases