Project Requirements
Our client needed a mobile app that integrated with their existing EHR system via FHIR APIs, worked on both iOS and Android with 95%+ code sharing, maintained HIPAA compliance, and supported offline functionality for patients in areas with poor connectivity.
Why React Native
- Strong React expertise in our team
- OTA updates via CodePush for instant bug fixes
- Mature library ecosystem for healthcare features
- Proven track record in regulated industries
Key Features
Secure Authentication
Biometric auth with Face ID/Touch ID, HIPAA-compliant session management with automatic timeout, and encrypted token storage in Keychain/Keystore.
Offline-First Architecture
Critical health data cached locally with Realm database, smart sync when connectivity returns, and conflict resolution for concurrent edits.
FHIR Integration
Direct integration with hospital EHR systems using FHIR R4 APIs. Patient records, lab results, and medication lists sync in real-time.
Results
- App Size: 28MB (iOS), 22MB (Android)
- Code Sharing: 96% between platforms
- Downloads: 50,000+ in first 3 months
- User Rating: 4.7 stars on both stores
