Top 20 system design questions

top-20-questions.md

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+These are 20 popular system design questions. Each question requires you to think of how it's core engineering requirements can be fulfilled.
+
+Source: [InterviewReady](https://get.interviewready.io/blog/interviewready-20-system-design)
+
+Since these requirements are (largely) mutually-exclusive, you see a diverse set of engineering patterns while solving them. These patterns help solve problems in both interviews and real-world design discussions.
+
+## 
+### Social Media App
+
+1. [Design a social media app like Instagram](https://interviewready.io/learn/system-design-course/instagram_design/requirements13)
+
+## 
+### Booking Systems
+
+2. Design a seat-booking system like BookMyShow
+
+3. [Design a ticket booking system like IRCTC](https://www.youtube.com/watch?v=j3etJx7M0Sc)
+
+## 
+### Cloud Management and Analytics
+
+4. Design a cloud solution provider like Amazon Web Services
+
+5. Design an analytics system like Google Analytics
+
+6. [Design an anomaly detection system like PagerDuty](https://www.youtube.com/watch?v=smiu01pLosI)
+
+## 
+### Payments
+
+7. Design a payments gateway like Stripe
+
+8. Design a subscription management system like Adobe
+
+## 
+### Online Shopping
+
+9. Design an e-commerce app like Amazon
+
+## 
+### Chat App
+
+10. [Design a chat application like WhatsApp](https://interviewready.io/learn/system-design-course/whats_app_system_design/system_requirements)
+
+## 
+### Location Based Services
+
+11. Design a cab-aggregation service like Uber
+
+12. [Design a food-aggregation service like Doordash](https://interviewready.io/learn/system-design-course/location_based_databases/location_representation)
+
+## 
+### Gaming
+
+13. [Design a turn based online-gaming service like Chess](https://interviewready.io/learn/system-design-course/chess_design/requirements_of_a_chess_website)
+
+14. Design a real time gaming service like WarCraft
+
+## 
+### File Sharing
+
+15. Design a documentation system like Google Docs
+
+16. Design a file management system like Amazon S3
+
+## 
+### Emailing
+
+17. [Design an emailing service like GMail](https://interviewready.io/learn/system-design-course/gmail_design/scope_and_requirement_setting)
+
+## 
+### Video Processing
+
+18. [Design a live-streaming broadcast app like ESPN](https://interviewready.io/learn/system-design-course/live_streaming_system/live_streaming_requirement_breakdown)
+
+19. [Design an on-demand streaming app like Netflix](https://interviewready.io/learn/system-design-course/netflix_movie_onboarding/video_processing)
+
+20. Design a live-streaming social media app like Twitch
+
+------------------------------
+
+#### Video lessons: https://interviewready.io/