Shopify Full Stack Developer

About Darkroom Darkroom is the leading next-generation growth marketing firm engineering the brands of tomorrow. Founded in 2017, we set out to redefine what a modern agency could be, by replacing the inertia of legacy advertising behemoths with a model built for speed, intelligence, and measurable impact. At our core, Darkroom is a human services company powered by Shadow , a universal AI commerce layer that integrates executive-level strategy with proprietary agentic technology. This fusion enables our teams to deliver outsized returns by enhancing creative output, operational efficiency, and revenue generation across every stage of the customer journey. Our track record speaks for itself: billions in attributable revenue driven across e-commerce marketplaces, media networks, DTC ecosystems, and social commerce platforms. Every engagement feeds into our proprietary data infrastructure, enabling a continuous feedback loop that accelerates growth, improves margins, and compounds results across our client portfolio. What began as a boutique design studio has evolved into one of the fastest-growing private companies in America (Inc. 5000) and among the most effective performance media agencies of the 2020s (Varos). Our founders were recognized by Forbes 30 Under 30 for advancing the intersection of technology, marketing, and advertising, cementing Darkroom’s role as a defining player in the future of media innovation. This is a fully remote role supporting a team in the EST time zone and is open to candidates based in Portugal, Spain and Brazil. About the role Key Responsibilities: Develop custom Shopify themes and functionalities from scratch, ensuring responsive design, cross-browser compatibility, and optimal site performance. Implement third-party Shopify apps and integrations to enhance store functionality. Write clean, maintainable, and efficient code, adhering to best practices. Collaborate with design and marketing teams to translate UI/UX designs into engaging and responsive websites. Maintain, debug, and improve existing Shopify sites, identifying areas for optimization. Manage backend tasks such as product catalog updates, customer data integrations, payment gateway setups, and other custom integrations. Optimize sites for speed, scalability, SEO, and conversions. Conduct comprehensive QA and testing processes before deployment. Stay updated on emerging Shopify trends, tools, and technologies, and proactively suggest improvements. You Should Apply if this Sounds Like You: 3+ years of hands-on experience developing Shopify websites. Proficiency in Liquid templating language, HTML5, CSS3, and JavaScript. Experience with Shopify API integrations and custom app development. Knowledge of Tailwind CSS for rapid UI development. Knowledge of version control systems (Git) and familiarity with modern development workflows. Strong understanding of website optimization techniques, SEO best practices, and analytics. Excellent problem-solving skills and ability to work independently as well as part of a team. Strong communication and collaboration skills. Preferred Qualifications: Familiarity with Shopify Plus and headless commerce architectures. Experience with GraphQL. Experience with relevant frameworks (React, Vue.js, or similar). Previous experience in an agency or fast-paced e-commerce environment. Working at Darkroom Darkroom is not a typical agency. We are looking for A players who want to build something great. We move fast, think deeply, and expect every team member to bring insight and rigor to everything they touch. We hold a high bar for performance, creativity, and ownership - but we also support each other relentlessly. No egos, no red tape - just world-class talent building something remarkable. We believe in autonomy with accountability, truth over comfort, and outcomes over optics. Unlimited PTO + Local holidays (Relevant to your hub): Rebooting is part of the work. Take the time you need to stay sharp. Remote-First Culture: Many roles are fully remote. Employees based in or near our New York or Lisbon HQs are expected to work hybrid with weekly in-office time. Hub locations include the Brazil and Spain. Parental Leave: Flexible parental leave to support new parents during this important transition. Growth: Our interdisciplinary model gives every Darkroomer exposure far beyond their core role. Grow your skills, expand your influence, and stay at the forefront of the industry. Equal Opportunity Statement Darkroom is an equal opportunity workplace - we are dedicated to equal employment opportunities regardless of race, color, ancestry, religion, sex, national orientation, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements.