ShopifyBack-endDeveloper

We Elevate. Digitally. SQLI is a European player and market leader in customer experience and digital transformation, helping major international brands create value through technology and digital innovation. From strategy to the effective implementationof technological solutions, we design and build robust, high-performance architectures and engaging digital experiences, combining advanced technologies, proven methodologies, and deep expertise. To strengthen our teams (2,200 employees across 12 countries), we are looking for driven talent who share our values: Creativity, Engagement, and a Future-minded approach. From our Diegem office, you will operate at the heart of the business, partnering with experienced sales colleagues and key stakeholders across delivery, finance, and operations to shape and close high-impact opportunities. We’re looking for a Shopify Back-end Developer who takes ownership of the technical backbone of our e-commerce projects. You don’t just write code, you build robust, scalable solutions that make a real impact. From custom integrations and app development to optimizing performance and architecture, you ensure every Shopify build is ready to perform, scale, and evolve. This position is only open to candidates who will be employed directly by us. We do not work with contractors or agencies for this role. We are looking for a Senior Shopify Backend Developer to support the delivery of mid to large-scale ecommerce projects, often in headless architectures and involving multiple integrations (ERP, PIM, middleware). You will play a key role in designing and implementing backend services and Shopify apps, working closely with architects, Product Owners, Business Analysts and frontend teams. Job Description * You handle complex problems without overcomplicating things. You break them down and keep moving forward. * You take ownership of what you build. From idea to release, you make sure features actually work in practice. * You work well within