Udhaar Book Ledger & Payment Flows
Visit Project
PROBLEM
SMB users faced slow app startup and unstable sessions while handling daily credit and payment operations on low-bandwidth networks.
SOLUTION
Built offline-first sync with Firebase Realtime Database and optimised the React Native runtime via FlatList virtualisation, Hermes engine tuning, and strategic memoisation — profiled with Flipper.
RESULT
Delivered a 40% faster startup, 25% drop-off reduction, and consistent monthly releases for 3 years across 100K+ active users.
KEY METRICS
100K+ active users
40% faster load times
25% drop-off reduction
sub-200ms UI response
TECH STACK
React NativeFirebaseHermesFlipperNode.js