Achieving high-performance reactivity in React without compromising the developer experience has always been a key challenge. When building real-time applications designed to display hundreds of millions of rows without noticeable lag, fine-grained reactivity is essential. But when I started my journey at Pigment, neither Recoil, Jotai, nor Zustand were mature enough, and React Compiler was not yet a thing. Let's explore together how we managed to ingest, display, and update huge datasets seamlessly without sacrificing the developer or the user experience.
This talk has been presented at React Day Berlin 2024, check out the latest edition of this React Conference.