I ship Flutter, Android & iOS from architecture to production — with backend depth in Go, Kotlin & Rust. Built features serving 50M+ users across payments, KYC, analytics & engagement.
Notes on bridging Flutter and Rust via FFI for performance tooling — frame timing, ring buffers, event correlation, and OpenTelemetry mapping.
A running reference while learning Rust — arrays, slices, structs, enums, traits, generics, error handling, iterators, and standard collections. Code examples tested and annotated.
Circuit breakers beat blind retries when the downstream is already on fire. Fail fast, shed load, recover clean. Half-open state is the part everyone forgets to…
Riverpod's `ref.listen` is underrated for side-effects — stop cramming navigation and snackbars into `build`. Listen fires once per state change, not on every f…