Mobile2026
Linked eSIM
Telecom & Payments Platform
eSIM purchasing and provisioning app with country-based plans, Stripe checkout, and in-app purchase support.
The problem
Users needed a simple way to browse, buy and activate eSIM plans for different countries, with secure payments.
What I built
Delivered a Flutter app with Firebase auth, Stripe integration, QR provisioning, deep links, and App Tracking Transparency compliance.
Key features
- Country-based eSIM plan selection
- Stripe and IAP checkout
- QR activation flows
- Apple and Google sign-in
- Deep linking and ATT compliance