^ this but also try out Rust. Swift and Rust have a lot of ideas in common but Rust has a better backend story for the foreseeable future. However I really can

^ this but also try out Rust. Swift and Rust have a lot of ideas in common but Rust has a better backend story for the foreseeable future. However I really can't speak more highly of Kotlin, it's the most productive language I have used in large part because of access to the massive JVM ecosystem but with a modern, highly expressive language with amazing tooling (IntelliJ, YourKit, lightRecorder) and excellent performance.