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.
Making local key-value reads asynchronous (`Future<T>`) creates microtask queue hops and forces widget build methods into `FutureBuilder` or unnecessary state c…
Encrypting values with AES-256-GCM isn't enough if you don't bind the key name in the Authenticated Additional Data (AAD). Without AAD binding, an attacker with…
Rewriting a full JSON or binary snapshot on every mutation scales with $O(N)$ data size and kills mobile flash storage with write amplification. An append-only …
In embedded storage engines, using a single `Mutex` over the entire state causes unnecessary read contention. Pairing `RwLock<HashMap<K, V>>` for concurrent mul…