Youtube - System Design

• Provides reliability, availability, consistency, scalability and low latency
• Encode videos asynchronously using queue like Kafka or RabbitMQ
• Streaming in small chunks
• TCP Protocol
• MySQL replicas
• Using Vitess as a middle layer between app server and database with logic for sharding and routing the requests

References

• https://vitess.io/
• https://www.youtube.com/watch?v=E6H4bgJ3Z6c
• https://medium.com/nerd-for-tech/understanding-system-design-like-a-senior-engineer-dc33b864e263