Large Scale System

Architecture & Deployment

• Monolithic & Microservices Architecture→
• Deployment Strategies→

Service Communication

• Synchronous vs Asynchronous Communication→
• Inter-Service Communication Protocols→

Distributed Transactions

• SAGA Pattern→
• Transactional Outbox Pattern→

Resilience & Traffic Control

• Timeout & Retry→
• Circuit Breaker Pattern→
• Rate Limiting Pattern→

Data Storage & Analytics

• Relational vs NoSQL Database→
• Replication Lag and Read Consistency→
• OLTP (Online Transaction Processing) vs OLAP (Online Analytical Processing)→

System Design Interview

• System Design Interview→