We use python. If we were writing in a compiled language, we'd use the same compiler toolchain as everyone else, but with the versions of all of our dependencie

We use python. If we were writing in a compiled language, we'd use the same compiler toolchain as everyone else, but with the versions of all of our dependencies exactly the same from nix. We have some c extensions and compile Typescript and deploy those build artifacts. In the case of javascript, our node modules is built by nix, and our own code is built by webpack --watch in development.