Senior Shopify Full-Stack Developer (Liquid & React Custom Apps)

Young Living Essential Oils•Lehi, UT

4d•Onsite

About The Position

We are looking for a Senior Shopify Full-Stack Developer with deep experience in Shopify Liquid theming and custom Shopify app development using React. This role is ideal for someone who understands Shopify end-to-end — from storefront performance and UX to backend APIs and embedded apps. You will play a key role in building, customizing, and scaling Shopify solutions that support business growth, improve customer experience, and integrate with internal systems.

Requirements

5+ years of professional web development experience
3+ years of hands-on Shopify development experience
Strong expertise in Shopify Liquid and theme customization
Proven experience building custom Shopify apps
Strong proficiency in React (hooks, component architecture, state management)
Experience with Shopify App Bridge and OAuth authentication
Solid understanding of Shopify APIs (Admin, Storefront, Webhooks)
Proficiency with modern JavaScript (ES6+), HTML5, and CSS3
Experience with version control systems (Git)
Strong debugging, problem-solving, and communication skills

Nice To Haves

Node.js, serverless (Cloudflare/AWS), and GraphQL tooling.
A/B testing and feature flagging.
Payments, fraud, tax/duties, subscriptions, ERP/PIM integrations.
Building custom/private Shopify apps; OAuth and secure key management.

Responsibilities

Design, develop, and maintain custom Shopify themes using Liquid, HTML, CSS, and JavaScript
Build and maintain custom Shopify apps, including embedded apps using React and Shopify App Bridge
Work with Shopify Admin API, Storefront API, and Webhooks
Develop scalable front-end components and application logic using React
Working experience with Alpine.js for building reactive UI components
Integrate Shopify with third-party systems (ERP, CRM, marketing tools, fulfillment, analytics, etc.)
Optimize storefront performance, accessibility, and SEO
Collaborate with designers, product managers, and stakeholders to translate business requirements into technical solutions
Troubleshoot complex Shopify issues across themes, apps, and integrations
Follow best practices for security, performance, and maintainability
Mentor junior developers and contribute to technical decision-making and architecture