Design a scalable news feed system similar to feeds on Instagram, Facebook, and Twitter! We start with a simple working version and then build up to an optimized decoupled architecture while talking about the different tradeoffs that we are making.

System Design Playlist:    • System Design Beginner's Course 2022  

00:00 Final Architecture Teaser
01:27 HighLevel Requirements
02:20 Data Models
04:55 Creating A Post
06:50 Kafka CDC + Stream Processors
09:25 CDC Streams + Kafka
12:25 Getting User’s Feed
15:30 Problems with Computing Feed at Every Request
17:00 Precomputing Feed with Redis Cache
20:45 Populating Feed Cache in Realtime
24:25 Populating Feed Cache Offline
25:55 Final Architecture Summary
29:52 Outro & Future Videos

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