Fullstack Ecommerce Developer (Shopify Specialist)

About this role

IBMC is assisting a high-growth digital commerce firm in hiring a strategic Fullstack Ecommerce Developer. Our client specializes in building and scaling high-performance global brands using cutting-edge technology. We pride ourselves on delivering seamless, "pixel-perfect" shopping experiences that bridge the gap between innovative design and robust technical architecture.

We are looking for a talented Fullstack Ecommerce Developer with deep expertise in the Shopify ecosystem. You will play a key role in building, optimizing, and scaling high-conversion stores—from custom theme development to complex backend integrations and headless commerce architectures. This is a hands-on role where you will own the technical roadmap of the digital storefront, ensuring speed, security, and scalability.

Key Responsibilities
Store Development: Design and maintain advanced Shopify stores (Shopify Plus) using Liquid, JavaScript (ES6+), and React.
Custom Solutions: Build custom Shopify apps and seamless integrations with third-party services (ERP, CRM, PIM, and payment gateways).
Headless Commerce: Implement and optimize headless architectures using Hydrogen + Remix/Oxygen or custom Next.js solutions.
Backend Architecture: Develop robust backend solutions and middleware using Node.js or Ruby on Rails for complex data processing and webhooks.
Performance Optimization: Lead the charge on Core Web Vitals, SEO technical health, and overall conversion rate optimization (CRO).
Cross-Functional Collaboration: Partner with Designers and Marketers to transform creative concepts into functional, high-performing digital products.
Technical Quality: Maintain clean, reusable codebases and comprehensive documentation to support long-term scalability.
Requirements
Experience: Minimum 3+ years of professional experience as a Fullstack Developer with a primary focus on the Shopify platform.
Shopify Mastery: Deep expertise in Liquid, Shopify APIs (REST & GraphQL), and Shopify Theme architecture.
Tech Stack: Strong proficiency in React, TypeScript, and Node.js. Experience with Next.js or Hydrogen is highly preferred.
Checkout Customization: Knowledge of Checkout Extensibility and Shopify Functions is a significant plus.
Integrations: Proven track record of integrating external systems via APIs and managing complex webhooks.
DevOps: Familiarity with Git, CI/CD pipelines, and agile development methodologies.
Language: Good command of English (written and spoken) for technical collaboration.
Nice-to-Haves
Experience with international ecommerce (multi-currency/language compliance).
Familiarity with the Shopify app ecosystem (Klaviyo, Gorgias, PageFly).
Previous experience in a fast-paced agency or high-growth DTC brand.
Benefits
Competitive Salary: Paid monthly with performance-based bonuses.
Remote Flexibility: Modern remote/hybrid work policy.
Learning Budget: Dedicated budget for Shopify certifications, courses, and conferences.
Cutting-edge Tech: Opportunity to work on high-stakes headless commerce projects.
Culture: Collaborative, innovative, and growth-oriented environment.