**About us**:
Working at Tech Holding isn't just a job, it's an opportunity to be a part of something bigger. We are a full-service consulting firm that was founded on the premise of delivering predictable outcomes and high-quality solutions to our clients. Our founders and team members have industry experience and have held senior positions in a wide variety of companies - from emerging startups to large Fortune 50 firms - and we have taken our combined experiences and developed a unique approach that is supported by the principles of deep expertise, integrity, transparency, and dependability.
**The Role**:
**Key Responsibilities**:
- Lead the integration of a standalone React-based product customizer into a Shopify Plus storefront (via iframe or app integration)
- 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
- Ensure high performance and responsiveness across desktop and mobile environments
- Collaborate with frontend, backend, and product teams to ensure a seamless user experience
**Requirements**:
- 5+ years of experience with Shopify development, including Shopify Plus
- Proficiency in React.js and modern frontend development
- Experience with Shopify Storefront API, Admin API, and custom apps
- 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
**Nice to have**:
- 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