GraphQL JIT, is it worth it?

Backstory A few years ago, I designed and set up a GraphQL server at Deezer. Among all the challenges I faced, one was related to performance. Designing a GraphQL server that is both convenient to use and performant is not an easy task, especially in Node.js. One of the optimizations we made with Jimmy Thomas was to use GraphQL JIT instead of the default GraphQL execution engine. The README claims…