// TOPIC
#video
2 articles
◆◆◆AdvancedByteDanceMeta
01Design TikTok / Reels (short-video platform)
A vertical-swipe video feed that feels infinite and clairvoyant. Two-tower retrieval, real-time ranking with Monolith, sub-200ms playback via aggressive preloading, and the For You Page that knows you in 90 seconds.
#interview#video#recommendation
22 min◆◆◆AdvancedGoogleNetflix
02Design YouTube / Netflix (video streaming)
How a billion users watch ~1 billion hours of video a day. Upload pipeline, transcoding, adaptive bitrate, CDN, recommendation.
#interview#video#cdn
17 min