System Design: Facebook Messenger (with FAANG Senior Engineer)

System design for facebook messenger by a FAANG Senior Engineer that has reviewed over 100 design documents 📚 Similar problems to this include the following: - WhatsApp - Telegram - Discord - Slack - "A large scale chat app" Request other problems for me to cover here: https://forms.gle/afTKjMzW9nUMDasB7 Some of my other system design videos that you might enjoy: - Hotel Booking: https://www.youtube.com/watch?v=Ale7Fn921GQ - Web Crawler: https://www.youtube.com/watch?v=OmyHt0JM7HM - Ad Click Counter and Aggregation: https://www.youtube.com/watch?v=_vK53SnrUjk - URL Shortener like TinyURL: https://www.youtube.com/watch?v=tm-SWO9gUAU - Payment Gateway: https://www.youtube.com/watch?v=shipSEFMzHs - YouTube: https://www.youtube.com/watch?v=ghYbFgeqXa0 - Coding Contest Platform like Leetcode: https://www.youtube.com/watch?v=w_ebhH2swVk - Job Scheduler: https://www.youtube.com/watch?v=ta5x62cDxf4 - Uber: https://www.youtube.com/watch?v=ZRAE0fUvN_M - Chat App like WhatsApp or Facebook (FB) Messenger: https://www.youtube.com/watch?v=D61pXpfeYsM #systemdesign #programming #technology