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expo-api-routes

Implement server-side API routes for Expo Router with EAS Hosting.

Updated Mar 17, 2026
Search Tags:#typescript#serverless#expo#api-routes#expo-router#eas-hosting
One-click install
npx skills add https://github.com/involvex/tt2-build-wizard --skill expo-api-routes-involvex
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: expo-api-routes
Source: https://github.com/involvex/tt2-build-wizard/tree/main/.gemini/skills/expo-api-routes
Command: npx skills add https://github.com/involvex/tt2-build-wizard --skill expo-api-routes-involvex

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Expo Router API routes solve the challenge of securely exposing server-side logic to mobile and web clients, avoiding client-side credential exposure and enabling centralized data access.

Core Features & Use Cases

  • Routing patterns: Define static and dynamic routes using the app/api structure.
  • HTTP methods: Implement GET, POST, PUT, and DELETE handlers with proper status codes.
  • Deployment readiness: Works with EAS Hosting and Cloudflare Workers for production workloads.
  • Use case: Build a small backend for a mobile app that stores user profiles and preferences via API routes.

Quick Start

Create a new API route under app/api with a +api.ts file and implement a GET handler to return a simple response.

Frequently Asked Questions about expo-api-routes

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I create server-side API routes in Expo Router?▼

Create server-side API routes in Expo Router by adding a +api.ts file under the app/api directory structure, implementing HTTP method handlers like GET or POST to return responses with proper status codes.

Can I deploy Expo Router API routes using EAS Hosting?▼

Yes, Expo Router API routes are production-ready and deploy directly using EAS Hosting and Cloudflare Workers, supporting server-side workloads for mobile and web clients.

What problems do Expo API routes solve for mobile apps?▼

Expo API routes solve the problem of securely exposing server-side logic to clients, avoiding client-side credential exposure and enabling centralized data access for mobile apps.

How do I handle dynamic routes and CORS in Expo API routes?▼

Handle dynamic routes and CORS in Expo API routes by defining dynamic route patterns within the app/api structure and configuring CORS headers to manage cross-origin requests securely.

Does Expo Router support environment variables and error handling in API routes?▼

Yes, Expo Router supports environment variables and error handling in API routes, allowing you to manage configuration securely and return proper status codes for server-side errors.

What is the best way to structure a small backend for Expo apps?▼

The best way to structure a small backend for Expo apps is using the app/api file structure conventions to define static and dynamic routes, centralizing data access for user profiles and preferences.

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