Antonio Monteiro, an expert in OCaml and a key contributor to projects like Melange and ReasonML, discusses the exciting integration of OCaml with JavaScript. He shares his personal journey with OCaml, the evolution of the ecosystem, and the shift from BuckleScript to Melange. Topics also include the implementation of server-side rendering with OCaml and the challenges of compiling OCaml features to JavaScript. Additionally, Monteiro explores optimizing web applications, the potential of WebAssembly, and the importance of supporting open-source development.