Mobile App
Fintech Mobile Wallet App
React NativeTypeScriptRedux ToolkitStripeBiometricsNode.js
Role
Mobile Developer & UI Engineer
Technologies
React NativeTypeScriptRedux ToolkitStripeBiometricsNode.js
Links
Overview
A financial technology mobile application designed for secure, instantaneous consumer transactions and budgeting.
The Challenge
Ensuring banking-grade security and zero transaction loss under spotty mobile network conditions while maintaining a frictionless 3-tap checkout UX.
System Architecture
The Solution
Biometric Authentication: Integrated iOS FaceID and Android BiometricPrompt with hardware-backed secure enclaves. Offline Transaction Queue: Queueing requests locally with idempotent UUID keys to prevent double-charging on network dropouts. Interactive Expense Categorization: Machine learning auto-categorization for user spending habits.
Key Features
- 1Biometric Authentication
- 2Offline Transaction Queue
- 3Interactive Expense Categorization
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