README.md

System Design

A collection of system design diagrams created with Excalidraw for learning purposes.

Common System Design Topics

Core Concepts

• API Design
• CAP Theorem
• Consistent Hashing
• Sharding
• Data Modeling
• Delpoyment Strategies
• Security
• Database Indexing
• Caching
• Networking Essentials
• Message Queue

System Design

• Design A URL Shortener (TinyURL or Bitly)
• Design A Rate Limiter
• Design A File Storage Service (Dropbox or Google Drive)
• Design Video Streaming Platform (YouTube or Netflix)
• Design A News Feed System (Twitter or Facebook)
• Design Chat System (WhatsApp or Messenger)
• Design Ride Sharing System (Uber or Lyft)
• Design Payment System (Stripe)
• Design Search Autocomplete (Google Suggest)
• Design a Distributed Cache System
• Design A Distributed Message Queue
• Design a Key-Value Store
• Design Ticketmaster
• Design Ad Click Aggregator
• Design Leetcode
• Design Web Crawler
• Design FB Live Comments
• Design FB News Feed
• Design FB Post Search
• Design Top-k Youtube Videos by View
• Design Google Maps
• Design Notification System
• Design LLM inference service
• Design CICD / Github Action

Patterns

• Real-time Updates
• Dealing with Contention
• Multi-step Processes
• Scaling Reads
• Scaling Writes
• Handling Large Blobs
• Managing Long Running Tasks

Key Technologies

• Kubernetes
• AWS
• Redis
• Elasticsearch
• Kafka
• API Gateway
• Cassandra
• DynamoDB
• PostgreSQL
• Flink
• ZooKeeper
• RabbitMQ
• Splunk
• ELK
• Circuit Breaker
• Saga
• Time Series Deep Dive

Project Structure

• .excalidraw files - Source design files
• images/ - Exported PNG images from Excalidraw diagrams