Senior Shopify Developer Job at Phizenix, San Francisco, CA

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  • Phizenix
  • San Francisco, CA

Job Description

Senior Shopify Developer

San Francisco, CA (Hybrid)

Hybrid, working onsite at San Francisco office 2-3 days per week.

Job Overview

As a Shopify Developer, you will be responsible for designing, building, and maintaining our Shopify storefront — ensuring it delivers a luxury, performant, and conversion-optimized experience. You'll collaborate cross-functionally with design, marketing, and product teams to bring our brand story to life digitally.

Key Responsibilities
  • Develop, customize, and maintain Shopify themes using Liquid, HTML, CSS, and JavaScript
  • Build and optimize custom Shopify sections, templates, and components aligned with our luxury brand aesthetic
  • Integrate and manage third-party apps and APIs including Klaviyo, Yotpo, Shop Pay, and other eCommerce tools
  • Ensure high performance across devices — with a strong focus on mobile-first development and sub-3-second load times
  • Lead A/B testing initiatives and optimize product detail pages (PDPs) for conversion, including ingredient storytelling, skin quiz tools, and subscription flows
  • Maintain and improve Shopify subscription functionality and loyalty/rewards integrations
  • Collaborate with UX/UI designers to implement pixel-perfect, brand-consistent designs
  • Monitor and resolve front-end bugs, performance issues, and cross-browser compatibility problems
  • Participate in eCommerce roadmap planning and contribute technical insights to business decisions
  • Ensure SEO best practices are implemented across all storefront pages
Required Skills & Experience
  • Hands-on Shopify development experience
  • Strong proficiency in Shopify Liquid templating language
  • Solid front-end skills — HTML5, CSS3, JavaScript (ES6+)
  • Familiarity with Shopify APIs — REST and GraphQL (Storefront API / Admin API)
  • Experience integrating apps like Klaviyo, Yotpo, Recharge, or similar
  • Understanding of Core Web Vitals, page speed optimization, and Lighthouse scoring
  • Experience with Git/version control and modern development workflows
  • Strong attention to detail and an eye for luxury aesthetics and brand consistency
Nice to Have
  • Experience with headless commerce or Shopify Hydrogen/Oxygen
  • Familiarity with Shopify Plus features (Scripts, Checkout Extensions, Flow)
  • Prior experience working with beauty, wellness, or luxury eCommerce brands
  • Knowledge of accessibility standards (WCAG 2.1)
  • Exposure to AI-powered shopping tools or personalization integrations
  • Experience with Salesforce Commerce Cloud or multi-platform eCommerce environments

California Pay Range

$70 - $75 USD

Job Tags

Work at office, 2 days per week, 3 days per week

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