shopify-expert

Building a Shopify app with GraphQL Admin API involves setting up OAuth authentication, creating authenticated sessions for embedded apps, and querying the Admin GraphQL endpoint to manage products, orders, and store data. The Skill provides end-to-end patterns from official Shopify docs covering authentication flows, session management, and API usage.

Shopify REST and GraphQL APIs serve the same backend but differ in query structure: REST uses fixed endpoints returning full objects, while GraphQL lets you request specific fields, reducing payload size. The Skill covers both approaches with patterns for when to use each based on your app requirements.

Liquid is Shopify's templating language for theme customization. You modify theme files to control product pages, checkout, and storefront layout. The Skill provides guidance on Liquid syntax, theme structure, and integration patterns drawn from official documentation.

Hydrogen is Shopify's framework for headless commerce storefronts using Storefront API and React. It handles authentication, checkout, and cart management. The Skill covers headless architecture patterns, Hydrogen implementation, and Storefront API integration for custom buying experiences.

Webhooks let your app receive real-time events from Shopify stores; subscriptions handle recurring billing. The Skill includes patterns for webhook registration, event handling, subscription management, and OAuth flows needed to deploy and maintain apps securely.

App deployment requires OAuth authentication setup, privacy consideration compliance, CLI tooling for testing, and understanding of session management for embedded apps. The Skill covers deployment workflows, security requirements, and extension configuration from official Shopify documentation.