My company runs everything on AWS lambda, I’ve worked on Lambda with Go, Python and Typescript before this, Rust is by far the best experience I’ve had. Async works great, it’s definitely a lot harder to figure out the ecosystem than something like Go, but there’s nothing missing that I know of?
I save a lot of time with those two decisions. My lambdas are significantly less likely to have runtime errors. And with containers I can select which version to run from my registry