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System Design — Free Course — Fun with Learning Technology

Home›Courses›System Design

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System Design

Design scalable, reliable distributed systems

31 topics7 sections31 lessons ready

01

Fundamentals

5

System Design Interview Framework
Scalability — Horizontal vs Vertical Scaling
Load Balancing
Caching Strategies — CDN, Redis, Memcached
Content Delivery Networks (CDN)

02

Databases

5

SQL vs NoSQL — When to Use Which
Database Replication
Database Sharding and Partitioning
CAP Theorem
Indexing Strategies

03

Communication

5

REST vs GraphQL vs gRPC
Message Queues — Kafka, RabbitMQ
Event-Driven Architecture
WebSockets and Long Polling
Rate Limiting and Throttling

04

Architecture Patterns

5

Microservices Architecture
API Gateway Pattern
Circuit Breaker Pattern
CQRS and Event Sourcing
Distributed Transactions — Saga Pattern

05

Reliability

4

High Availability — 99.9% vs 99.99%
Fault Tolerance and Graceful Degradation
Monitoring, Alerting, and Observability
Disaster Recovery and Backup Strategies

06

Classic Design Problems

5

Design URL Shortener
Design Twitter / News Feed
Design Notification System
Design Ride-Sharing (Uber)
Design Video Streaming (YouTube)

07

Interview Prep

2

System Design Interview Tips
Back-of-the-Envelope Estimation

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