Sr. Backend Developer - e-commerce

Keep Growing with Nutrafol We’re a growing company. Everything we do, we do to help people grow into the best version of themselves. As the pioneers of hair wellness, we create clinically tested products for hair growth and provide support for people at every step of their hair journey. Our multi-factorial approach targets key root causes of hair thinning using a patented blend of standardized vitamins, minerals and natural ingredients -- and is recommended by over 7,500 physicians and hair professionals for trusted, reliable results. We never settle, and are continuously challenging existing treatments and methodologies to advance the frontier of hair science. As we help our customers grow, we grow too -- by embracing individuality and differences, leading by example, and empowering ourselves and others with our passion for wellness and innovation. Keep growing. It’s our mantra. Our commitment to helping anybody and everybody committed to realizing their own potential to grow. About the Role: We are looking for a Senior Backend Developer with deep Magento / Adobe Commerce expertise and practical experience using AI to automate engineering and business processes. This role focuses on backend development, APIs, third-party integrations, and automation, with additional responsibilities supporting Shopify. You will collaborate with frontend developers, QA, product, and infrastructure teams to deliver new capabilities and improve platform performance and reliability. Beyond using AI to assist with coding, you should be comfortable identifying manual processes and building AI-powered workflows that connect existing tools and systems. We are looking for someone who can apply AI to practical problems, evaluate the quality of its output, and turn useful ideas into reliable automations.

You will report to our VP, Software Engineering and this position is a remote role based in the United States. Key Responsibilities: - Own backend development from design through release: Develop and maintain custom Magento / Adobe Commerce modules, troubleshoot complex issues, and deliver reliable, maintainable solutions that follow platform best practices. - Build APIs and integrations: Develop GraphQL capabilities for headless experiences and connect internal and external systems using REST and GraphQL APIs, webhooks, and asynchronous processing. - Automate processes using AI: Identify repetitive engineering and business tasks and implement practical solutions using AI tools, model APIs, scripts, and workflow automation. Connect these solutions to existing systems and include appropriate validation, error handling, logging, and human review. - Improve testing and development workflows: Write and maintain unit tests, use AI-assisted development tools thoughtfully, and help incorporate automated testing and quality checks into build and release pipelines. - Support Shopify development and operational automation: Build and maintain Shopify integrations, apps, webhook handlers, and Liquid customizations. Create scripts and utilities for data processing, migrations, troubleshooting, and recurring operational tasks. - Contribute to engineering practices and delivery: Participate in technical design discussions, code reviews, environment management, and deployments. Share knowledge, support other developers, and collaborate with frontend and QA teams throughout implementation and testing. Required Qualifications: - Magento / Adobe Commerce: 5+ years of strong hands-on experience with Magento 2 / Adobe Commerce and PHP, including custom module development and a deep understanding of plugins, observers, dependency injection, service contracts, EAV, and the application lifecycle. Ability to extend platform functionality without modifying core code. - GraphQL: Experience creating and extending `schema. graphqls` definitions and implementing custom resolvers, with attention to authorization, error handling, data loading, and performance.