Can't wait for when I can vibe code a production recommender system. Until then, here's some system designs: • Retrieval vs. Ranking: https://t.co/zTsfElM3R7 • Real-time retrieval: https://t.co/hSfRr3Ibwm • Personalization: https://t.co/Qm3kScI7dI • Bandits:... See more

Tiktok's Monolith paper is a must read. It shows that you don't need a social graph to make an addictive product if you nail real-time recommendations that update AS each user scrolls. Very few great applied CS papers exist and even fewer that made a 1B+ user product! https://t.co/NwKNl2lGCG