Headquarters: New York
URL: https://pthreemedia.com/

About This Role

We are looking for a Senior Full Stack Developer with deep expertise in the Shopify ecosystem, a strong grasp of headless architecture, and experience leading enterprise-scale development initiatives. You’ll be responsible for building scalable, high-performance eCommerce solutions using Shopify (including Hydrogen/Storefront API), Gadget.dev, and headless CMS platforms like Contentful, Sanity, or Strapi.

You’ll work in close collaboration with cross-functional teams—design, product, DevOps, and QA—to architect, develop, and deploy robust eCommerce applications that push performance and scalability to new heights.

Core Responsibilities

Architecture & Development

• Architect full-stack applications with Shopify as the backend and modern front-end frameworks (Next.js, Remix, React, etc.) in a headless configuration.

• Lead the development of scalable, modular, and high-performance Shopify applications, with a focus on maintainability.

• Develop and optimize Gadget.dev-based applications, integrating them with Shopify APIs and third-party services.

• Design system architecture that can handle enterprise traffic, catalog sizes, and multi-region deployment requirements.

⚙️ Integration & Infrastructure

• Implement integrations with payment gateways, ERPs, CRMs, and third-party logistics providers.

• Build performant API layers using GraphQL, REST, or custom middleware, handling Shopify storefront and admin APIs.

• Utilize CI/CD pipelines, Git workflows, and automated deployment tools (e.g., GitHub Actions, Vercel, or Netlify) for streamlined releases.

Collaboration & Strategy

• Work closely with product managers, designers, and technical leads to define technical requirements and timelines.

• Serve as a senior technical advisor to junior developers and contribute to code reviews, architecture documentation, and best practices.

• Assist in conducting performance audits, A/B tests, and code optimizations for ongoing projects.

✅ Required Skills & Experience

• Shopify Ecosystem

• 5+ years of experience developing with Shopify, including Shopify Plus, Storefront API, Admin API, and Checkout customization.

• Strong understanding of Hydrogen, Oxygen, Liquid, Shopify Functions, and Shopify theme development.

Full Stack Proficiency

• Front-end: React, Next.js/Remix, Tailwind CSS, TypeScript

• Backend: Node.js, Express.js, serverless functions

• Database: PostgreSQL, MongoDB, or Shopify-native metafields & customer objects

• Experience designing GraphQL schemas and working with Apollo or Relay.

Gadget.dev & Headless CMS

• Strong experience working with Gadget.dev, especially in building Shopify-integrated apps and workflow automations.

• Hands-on with headless CMS platforms like Contentful, Sanity or AEM.

• Experience modeling content architecture for flexibility and localization.

️ Systems Thinking & Enterprise Expertise

• Ability to lead large-scale Shopify implementations across multiple brands, currencies, and localized storefronts.

• Comfortable designing multi-tenant architectures, CDN caching strategies, and edge function deployments.

Soft Skills & Culture Fit

• Proven track record of leadership in development teams.

• Clear, proactive communicator who values documentation and async collaboration.

• Comfortable mentoring other engineers and leading by example.

• Passionate about eCommerce innovation and delivering elegant, user-centered solutions.

Success Metrics

• On-time delivery of milestone features with high test coverage.

• Achieving performance targets for Core Web Vitals and Shopify storefront speed.

• Stability and scalability of deployed architecture under enterprise-grade traffic.

• Developer productivity improvements through tooling, automation, and documentation.

• Creative mindset with the ability to collaborate effectively with creative teams.

Why Join Us?

• Dynamic Growth Opportunities: Be part of a fast-growing company where your contributions directly impact our success and your professional growth.

• Innovative Culture: Work in an environment that encourages creativity, experimentation, and innovation in digital marketing.

• Competitive Compensation: Enjoy a competitive salary, performance bonuses, and a comprehensive benefits package.

• Remote Flexibility: Benefit from the flexibility to work from anywhere, fostering a healthy work-life balance.

To apply: https://weworkremotely.com/remote-jobs/p3-digital-llc-sr-full-stack-developer