Senior Shopify Technical Developer
Permanent Employee, Full-time, Remote, EST Shift
Job Summary:
We’re hiring a senior Shopify technical expert to rebuild, optimize, and maintain a high-volume DTC storefront for speed, conversion, and modern UX. This is a hands-on development role. You will own theme refactors, performance optimization, PDP and Collection redesigns, funnel fixes, CRO/UI pattern implementation, clean analytics and event tracking, plus ongoing experiments and improvements. Your work will directly support our goal of improving conversion from ~0.85% to 1.6%+ within 90 days in partnership with CRO, growth, and ops.
Responsibilities:
Front-End Shopify Development
Rebuild and optimize core templates (Home, Collection, PDP, Cart, Checkout) with mobile-first, high-conversion UX
Implement CRO/UI elements: trust badges, sticky ATC, dynamic bundles, urgency indicators, reviews, upsells, cart optimization
Convert third-party app functionality to custom code where appropriate to improve performance and reduce cost
Speed and Performance Optimization
Reduce load speed to under 2.5 seconds across key pages
Eliminate theme bloat, unused scripts, oversized media, and redundant app calls
Implement code splitting, asset minification, async/defer, lazy loading, and CDN image optimization
Maintain a clean, version-controlled deployment workflow
Conversion and Funnel Optimization
Fix checkout drop-offs and payment-flow friction (Shop Pay, PayPal, Buy with Prime, etc.)
Improve add-to-cart rate, product discovery, mobile usability, and page clarity
Implement A/B test variants from the CRO strategy team and propose additional tests
Tracking, Instrumentation, and Analytics
Set up and maintain GA4 for all critical events (ATC, initiate checkout, upsells, search behavior, scroll depth, etc.)
Configure session recording and heatmaps (Hotjar or Clarity)
Partner with the team to analyze funnel issues and ship fixes
Reporting and Communication
Provide weekly updates on conversion trends, AOV impacts, funnel improvements, site issues, and speed regressions
Maintain documentation and clear communication with product, ops, and design
Operate asynchronously with proactive, detail-oriented updates
Requirements:
Must-have
3+ years professional Shopify development using Liquid, JSON templates, JavaScript or TypeScript, CSS, and Shopify APIs
Proven record improving mobile conversion and checkout performance in high-volume DTC environments
Hands-on experience with Dawn or custom themes, modular Liquid structure, and clean component architecture
Deep performance expertise: diagnose and reduce page weight, remove app bloat, implement code splitting, async/defer, lazy loading, and CDN image optimization
Ability to replace heavy third-party apps with performant custom code where appropriate
Strong debugging and tooling fluency: Chrome DevTools, Lighthouse, network profiling, Git, and versioned deployments
Analytics readiness: GA4 event instrumentation for core commerce events and dependable data capture
Excellent communication, documentation, and cross-functional collaboration with growth, CRO, design, and ops
Preferred
Experience with CRO and merchandising tools such as Rebuy, Bundler, Zipify, Okendo, or Stamped
Deeper GA4 modeling and Shopify’s new pixel system
Exposure to headless or Hydrogen builds
Familiarity with Hotjar or Microsoft Clarity for session insights
Klaviyo event triggers and ecommerce flows
Prior collaboration with a dedicated CRO strategist and A/B testing program