Revolutionizing Real-Time Recommendations with Monolith

Imagine opening your favorite app — TikTok, YouTube Shorts, Instagram Reels

— and the very first video hits exactly the right vibe. The next one? Even better.

It feels like the app somehow knows you on a level that’s almost unsettling. But here’s the twist:

behind that experience lies a war. A war between chaos and order, between billions

of unpredictable user interactions happening every second and a machine learning model desperately

trying to keep up, to adapt, to predict what you’ll love next. And until recently…

the machine was losing. But then came Monolith. Today, we’re diving into

one of the most fascinating engineering feats in real-time AI: a system designed at ByteDance,