Looking for US/UK based developers only. Company Description FlowTiger is a leading boutique marketing agency trusted by top brands like Puma, Beehiiv, and Lavazza. We specialize in paid media management, email marketing, and website design & CRO. We're a team of young, talented people - not a crazy agency. No micromanaging, no wild clients, no bullsh. Role Description We are looking for a remote, Senior Shopify Developer for advanced Shopify theme customization, code audits, and continuous optimization. This role requires deep familiarity with Shopify’s Liquid templating, front-end languages, and best practices in scalable, maintainable code. This is an ongoing, on-demand engagement requiring a proactive, solution-oriented developer who thrives in a fast-paced agency environment. Key Responsibilities: Crafting and refining complex custom Shopify themes to align perfectly with design and UX goals Diagnosing and resolving intricate bugs and performance issues Conducting thorough code reviews of existing Shopify implementations, identifying inefficiencies and recommending improvements Implementing precise front-end revisions and feature enhancements based on evolving business needs Optimizing site speed, responsiveness, and cross-device functionality Collaborating closely with our internal team and other developers to uphold the highest code quality standards Maintaining detailed documentation to support ongoing development and knowledge sharing Qualifications: Proven experience delivering high-quality Shopify customizations with speed and accuracy Excellent communication skills. Clear, proactive, and responsive in all interactions Ability to manage multiple projects and tasks simultaneously without compromising quality or deadlines Strong problem-solving mindset with a focus on practical, scalable solutions Comfortable working independently and collaboratively within a remote, fast-paced agency setting Detail-oriented with a commitment to clean, well-documented code and thorough testing Looking forward to hearing from you!