Mobile Backend Integration

Designs robust API error handling, retry strategies, circuit breakers, and graceful degradation patterns for mobile app backend integrations.

Implements multi-tenant mobile app architectures with tenant-scoped APIs, dynamic configuration, and account-switching for B2B and enterprise apps.

Optimizes API response times, payload sizes, and request patterns for mobile clients to reduce latency, data usage, and battery drain.

Implements resumable file uploads, background downloads, presigned URL flows, and progress tracking for mobile apps connected to cloud storage backends.

Specialist in integrating GraphQL APIs into mobile apps using Apollo, Relay, or native clients, with query optimization and cache management.

Implements secure OAuth2, OIDC, and social login flows in mobile apps with PKCE, token storage, refresh strategies, and biometric authentication.

Designs offline-first mobile architectures with conflict resolution, delta sync, and backend API patterns for reliable data synchronization.

Designs and implements push notification pipelines for mobile apps using APNs, FCM, and third-party services with token management and delivery tracking.

Integrates real-time WebSocket and SSE connections into mobile apps with reconnection logic, state sync, and battery-aware lifecycle management.

Expert in connecting mobile apps to REST APIs with secure authentication, efficient data modeling, and robust error handling for iOS and Android.