Tech Holding - Senior Shopify Integration Engineer (React / Customizer) – Contract
Upload My Resume
Drop here or click to browse · PDF, DOCX, DOC, RTF, TXT
Requirements
• 5+ years of experience with Shopify development, including Shopify Plus • Strong experience integrating custom applications into Shopify storefronts (not just theme development) • Proficiency in React.js and modern frontend development • Experience with Shopify Storefront API, Admin API, and custom apps • Hands-on experience implementing cross-application communication (e.g., postMessage, iframe integrations, APIs) • Experience working with Shopify cart and checkout flows, including line-item properties • Strong understanding of JavaScript, web security, and cross-origin communication • Experience troubleshooting complex frontend/backend integration issues • Experience building or integrating product customization tools (2D/3D configurators) • Familiarity with dynamic image generation (canvas, layering, previews) • Experience with Shopify Webhooks and event-driven workflows • Experience in e-commerce, retail, or made-to-order product environments • Experience with Klaviyo or transactional email workflows
Responsibilities
• Lead the integration of a standalone React-based product customizer into a Shopify Plus storefront (via iframe or app integration) • Design and implement secure cross-application data exchange between the custom app and Shopify (e.g., postMessage, iframe communication, APIs) • Build dynamic pricing logic based on user customization inputs (materials, placements, add-ons, etc.) • Capture and persist customization data through the Shopify cart and checkout using line-item properties • Implement “Add to Cart” flows that include custom metadata and generated product previews • Configure backend workflows using Shopify Webhooks to trigger internal processes, notifications, and email-based workflows (e.g., order events, production handoff) • Ensure high performance and responsiveness across desktop and mobile environments • Collaborate with frontend, backend, and product teams to ensure a seamless user experience
Similar Jobs
No credit card. Takes 10 seconds.