Best System Design Resources

 

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25 case studies to crush system design in 2025:


Backend from Big Tech:

0. How YouTube Handles 2.5B Users:
↳ https://lnkd.in/dibACJry

1. How Meta Built Threads:
↳ https://lnkd.in/dQmgzSVZ

2. How GitHub Handles 500 Million Code Pushes/Month
↳ https://lnkd.in/dcK3iJq9

3. How Quora Scaled MySQL to 100k+ Queries per Second
↳ https://lnkd.in/dhMEeXdS

4. How Shopify Investigated and Solved a 1M SQL Query
↳ https://lnkd.in/ddrcc4Ne

5. How Uber Computes ETA at Scale
↳ https://lnkd.in/dH4nHqG4

6. Why Netflix Integrated a Service Mesh in Their Backend
↳ https://lnkd.in/d3tMQ6Vu

7. Slack Architecture
↳ https://lnkd.in/dzAHBQV4

8. Scaling Stripe APIs with Rate Limiting
↳ https://lnkd.in/dmeSZkK6

9. AWS Scalability 101
↳ https://lnkd.in/dM4AKMqG


ML/AI systems:

10. How OpenAI Trained ChatGPT
↳ https://lnkd.in/d4kFupaP

11. How Uber Forecasts Demands at Airports
↳ https://lnkd.in/dnywjMZC

12. How Microsoft Diagnoses Prod Issues with LLMs
↳ https://lnkd.in/d2S8qWsF

13. How Airbnb Discovers What Users Like
↳ https://lnkd.in/d8-upnAv

14. How LinkedIn Detects Spam Content
↳ https://lnkd.in/dtx5ENmz

15. How Twitter (X) Recommends Tweets to Users
↳ https://lnkd.in/dG3eDQgb

16. How Spotify Generates Ad-Content at Scale
↳ https://lnkd.in/d8WuHN7y

17. LLM 101 Course
↳ https://lnkd.in/dBh_vbsw


Frontend systems:

18. The Best App to Slice Through Front-End Interviews
↳ https://lnkd.in/d6yAgbMH

19. Making Instagram Faster (3 Parts)
↳ https://lnkd.in/dEUdnH2y

20. How to Design Facebook's News Feed
↳ https://lnkd.in/dGRG3Mp2

21. Shopping for Speed on Ebay
↳ https://lnkd.in/dfXEDjNq

22. How to Design an Autocomplete System
↳ https://lnkd.in/d2tS83he

23. How Does Twitter Use Redux
↳ https://lnkd.in/duS95euy

24. Re-architecturing Airbnb's Frontend
↳ https://lnkd.in/diCa5nsJ


What are you learning this year?


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