Senior FS Engineer

Focus: Building high-performance, responsive ad units and Shopify integrations.
 

You’ll build:

• Interactive ad units (post-purchase overlays, carousels, scratch cards).
• Responsive templates optimized for conversion and performance.
• Embedded Shopify widgets, checkout extensions, and admin dashboards.
• A/B testable UIs with analytics instrumentation.
   

Tech stack:

• Frontend: Next.js 15 (React 19), TypeScript, Tailwind CSS
• Shopify: Polaris, Hydrogen (Remix), App Bridge
• Backend & Infra: Node.js, AWS, Docker 
• Testing: Playwright, Jest

You’ll excel if you have:

• 5+ years of frontend development experience with React/Next.js and TypeScript.
• Strong CSS, animations, and responsive design skills.
• Experience with Shopify app development and iframe-based components.
• Performance optimization and Core Web Vitals expertise.

Mindset: Pixel-perfect, fast-moving, and data-driven