Fullstack Engineer, Shopify

About the role

We're looking for a mid-level Shopify Developer with strong front-end engineering focus to build and maintain integrations between Shopify and the Talon.One promotion engine. You'll primarily work on front-end applications and embedded Shopify apps used by merchants to configure and manage promotions in their stores.

What you'll do

• Build and maintain front-end applications using React and TypeScript for Shopify merchants
• Develop and improve embedded Shopify apps, including setup flows, configuration UIs, and diagnostics
• Integrate front-end applications with Shopify APIs (Admin API, Storefront API, Webhooks), primarily using Shopify's GraphQL APIs
• Collaborate with backend engineers working in Rust and Go to define and consume APIs
• Implement clean, maintainable, and well-tested front-end code following modern best practices
• Work closely with Product and Solutions teams to ensure smooth merchant experience
• Contribute to improving internal patterns, documentation, and developer experience around Shopify integrations

What you'll need

• Professional experience building front-end applications with React and TypeScript
• Strong understanding of modern front-end fundamentals (component design, state management, forms, performance, accessibility)
• Experience or hands-on exposure to Shopify app development or e-commerce integrations
• Familiarity with Shopify APIs, especially the Shopify Admin and Storefront GraphQL APIs
• Experience integrating front-end applications with REST and/or Shopify-specific GraphQL APIs
• Comfortable collaborating with backend engineers and working with existing backend services
• Pragmatic mindset with attention to quality, usability, and maintainability

Nice to have

• Previous experience building embedded Shopify apps used by merchants in production
• Working knowledge of Rust and/or Go, or willingness to learn backend technologies
• Experience with webhooks, event-driven workflows, or async integrations
• Exposure to checkout, cart, pricing, or promotion flows in e-commerce systems

What they offer

• €1,000 annual learning budget, LinkedIn Learning access, and free German language courses
• 30 days annual leave, plus extra paid days for birthday and moving day
• Home office setup budget and monthly home office allowance
• Work from abroad for up to 90 days worldwide
• Mental health support with nilo.health and discounted Urban Sports Club membership
• 20% company subsidy on pension contributions and subsidised BVG transport ticket