GraphQL · Mobile App Development
GraphQL is the optimal API layer for mobile applications where bandwidth, battery life, and varied screen sizes demand precise data fetching. Unlike REST APIs that return fixed data shapes (often over-fetching), GraphQL lets mobile clients request exactly the fields they need for...
ZTABS builds mobile app backends with GraphQL — delivering production-grade solutions backed by 500+ projects and 10+ years of experience. GraphQL is the optimal API layer for mobile applications where bandwidth, battery life, and varied screen sizes demand precise data fetching. Unlike REST APIs that return fixed data shapes (often over-fetching), GraphQL lets mobile clients request exactly the fields they need for each screen. Get a free consultation →
500+
Projects Delivered
4.9/5
Client Rating
10+
Years Experience
GraphQL is a proven choice for mobile app backends. Our team has delivered hundreds of mobile app backends projects with GraphQL, and the results speak for themselves.
GraphQL is the optimal API layer for mobile applications where bandwidth, battery life, and varied screen sizes demand precise data fetching. Unlike REST APIs that return fixed data shapes (often over-fetching), GraphQL lets mobile clients request exactly the fields they need for each screen. A compact phone screen needs 5 fields; a tablet needs 15 — same endpoint, different queries. This reduces payload sizes by 40-60%, improving performance on slow mobile networks. Persisted queries eliminate query parsing overhead. Apollo Client provides caching, optimistic UI updates, and offline support — the complete mobile data layer.
Mobile clients request exactly the fields they need. A list view fetches 5 fields; a detail view fetches 20. Bandwidth savings of 40-60% compared to REST.
Replace dozens of REST endpoints with a single GraphQL endpoint. Frontend teams iterate on queries without backend API changes.
GraphQL schema generates TypeScript types for the mobile client. Compile-time errors catch API mismatches before runtime.
Apollo Client caches normalized data locally. Users see cached data instantly and sync changes when connectivity returns.
Building mobile app backends with GraphQL?
Our team has delivered hundreds of GraphQL projects. Talk to a senior engineer today.
Schedule a CallSource: Postman 2025
Enable persisted queries in production. They replace full query strings with hashes, reducing request sizes by 90% and preventing malicious query injection.
GraphQL has become the go-to choice for mobile app backends because it balances developer productivity with production performance. The ecosystem maturity means fewer custom solutions and faster time-to-market.
| Layer | Tool |
|---|---|
| API | GraphQL |
| Server | Apollo Server / Yoga |
| Client | Apollo Client / urql |
| Schema | Pothos / Nexus / SDL-first |
| Database | PostgreSQL + Prisma |
| Codegen | GraphQL Code Generator |
A GraphQL mobile backend uses Apollo Server or GraphQL Yoga to expose a typed schema. Resolvers fetch data from PostgreSQL via Prisma, external APIs, and caches. The schema defines types matching your domain — User, Product, Order, Message — with connections (pagination) for large lists.
Mobile clients compose queries for each screen, requesting only needed fields. GraphQL subscriptions push real-time updates (new messages, order status changes) over WebSocket. Apollo Client on the mobile side normalizes and caches all responses — navigating between screens is instant because data is already cached.
Optimistic mutations update the UI immediately and reconcile when the server responds. Persisted queries replace query strings with hashes in production, reducing request sizes and preventing query injection.
Our senior GraphQL engineers have delivered 500+ projects. Get a free consultation with a technical architect.