L-ittejjib tal-performance ta' l-Android jinvolvi li żżomm il-UI thread responsiv, użu effiċjenti ta' memoria (nevitar tidsib), rendering lixx, listi effiċjenti, u profiling biex isib il-bottlenecks. Il-performance taffettwa direttament l-esperienza tal-utent u huwa importanti fuq l-firxa diversa ta' apparati Android.
Żomm il-UI (main) thread responsiv
✓ NEVER block the main thread → do network/DB/heavy work OFF it (coroutines + Dispatchers.IO)
→ blocking causes jank or ANR ("App Not Responding") — a top issue
✓ Keep work in onCreate / onBind / on the main thread minimal and fast
