Does anyone here have experience on using Rust for shared business logic between Android and iOS? It's something I'm considering but it seems there isn't a lot of documentation around it.
For Android you write JNI bindings with something like rust-jni.
So yes, you have to write bindings twice. For an example project check out https://github.com/dbrgn/candidateparser and https://www.reddit.com/r/rust/comments/7aam04/meetup_slides_...