• Build and customize Shopify themes using Liquid, HTML, CSS, and JavaScript • Develop responsive, performant, and conversion-optimized storefronts • Implement complex Liquid logic for dynamic content, product filtering, and personalization • Create and maintain theme sections, blocks, and settings schema for merchant flexibility • Optimize theme performance (load times, Core Web Vitals, mobile experience) • Design and build Shopify Custom Apps (both public and private/custom apps) • Develop apps using Shopify’s modern stack: Shopify CLI, Remix, Polaris, and App Bridge • Implement OAuth authentication flows and Shopify session management • Build admin interfaces using Polaris design system for consistent merchant UX • Create embedded apps that integrate seamlessly into the Shopify Admin • Leverage Shopify Plus exclusive features: Shopify Functions, Checkout Extensibility, B2B capabilities • Build custom Shopify Scripts for dynamic pricing, discounts, and shipping rules • Implement Checkout UI Extensions for customized checkout experiences • Configure and customize Shopify Flow automations • Work with Shopify Markets for international commerce • Utilize Launchpad for scheduled sales and product releases • Deep expertise with Shopify Admin API (REST and GraphQL) • Build customer-facing experiences with Storefront API • Implement Shopify Webhooks for real-time event handling • Integrate with third-party systems: ERPs, PIMs, CRMs, fulfillment providers, marketing platforms • Build and maintain Shopify Metafields and Metaobjects for extended data models • Work with Shopify Payments, payment gateways, and subscription billing • Build and deploy backend services (Node.js/TypeScript) to serverless environments • Work with AWS Lambda, Vercel, Netlify Functions, or Cloudflare Workers • Design event-driven architectures for webhook processing and async operations • Implement API endpoints that support Shopify apps and custom integrations • Manage databases that extend Shopify’s data model (PostgreSQL, MongoDB, DynamoDB) • Configure and maintain CI/CD pipelines (GitHub Actions, GitLab CI) • Work with Serverless Framework (serverless.com) or equivalent IaC tools • Manage deployment workflows for both Shopify themes and custom apps • Implement automated testing (unit, integration, e2e) in deployment pipelines • Handle environment management, secrets, and configuration across staging/production • Set up application monitoring using Sentry for error tracking • Configure Datadog dashboards and alerts for app health and performance • Monitor Shopify webhook delivery and retry failed events • Track API rate limits and optimize for Shopify’s API constraints • Investigate and resolve production issues rapidly • Implement logging strategies for debugging across distributed systems • Proactively identify and resolve technical debt in themes and apps • Keep dependencies updated and address security vulnerabilities • Monitor Shopify platform changes and adapt to new APIs/deprecations • Optimize storefront performance and conversion metrics • Document systems, integrations, and operational procedures • Support the team with technical guidance on Shopify capabilities and limitations