Case study · Android mobile application

Android Native + Controlled Web Fallback App

An Android product combining native Kotlin modules with controlled WebView fallback and strict session and route safeguards.

Challenge

What the product needed to solve

Reuse selected web-delivered flows without weakening native navigation, transport security, authentication compatibility, or destination controls.

Delivery

What Raptor X built

Raptor X implemented the Kotlin and Compose architecture, typed networking, session-compatible request handling, controlled WebView bootstrap, and safe external-intent behavior.

Engineering evidence

Documented delivery scope

  • Native-first modules with tightly controlled WebView fallback
  • NextAuth cookie-session and CSRF compatibility strategy
  • Retrofit and OkHttp networking with typed serialization
  • HTTPS-only transport, host restrictions, and blocked admin routes
  • Safe intent handoff for approved external destinations

Technology

Kotlin · Jetpack Compose · Material 3 · Navigation Compose · Retrofit · OkHttp · Moshi

KotlinJetpack ComposeMaterial 3Navigation ComposeRetrofitOkHttpMoshi

Related services

Relevant services for a similar project