Today's mock interview: "Design TikTok" with ex Engineering Manager at Google, Mark (he was at Google for 13 years!) Book a coaching session with Mark here: https://igotanoffer.com/en/coach/mark-3?utm_source=Youtube&utm_medium=eng-video&utm_campaign=mark-tiktok Or see more system design coaches: https://igotanoffer.com/en/interview-coaching/type/system-design-interview?utm_source=Youtube&utm_medium=eng-video&utm_campaign=mark-tiktok Chapters: 00:00 Intro 00:58 Question: "How would you design TikTok?" 01:11 1. Clarification questions 07:42 2. Non-functional requirements 19:45 3. High level design (components) 22:50 3. High level design (upload flow with databases) 35:27 3. High level design (download flow) 45:47 4. Drill down (video metadata) 49:01 4. Drill down (user metadata) 51:24 4. Drill down (For You feed) 58:38 5. Bottlenecks 01:03:13 6. Enhancements 01:07:02 7. Bring it all together About us: IGotAnOffer is the leading career coaching marketplace ambitious professionals turn to for help at high-stakes moments in their career. Get a job, negotiate your salary, get a promotion, plan your next career steps - we've got you covered whenever you need us. Come and find us: https://igotanoffer.com/?utm_source=Youtube&utm_medium=eng-video&utm_campaign=mark-tiktok