Tanner Linsley is a US developer and the creator of the entire TanStack family of libraries — including React Query (now TanStack Query), TanStack Router, TanStack Table, and the broader open-source toolset that has reshaped how React applications handle data fetching, routing, and table rendering.
His CourseFlix listing carries React Query — Essentials (v2). Material is paid and aimed at React developers building real applications with TanStack Query as their data-fetching foundation.