Senior Shopify Developer

M
Mellow SleepEcommerce
Remote (India), Meaningful overlap with U.S. time zones requiredFull-TimeSenior
Salary not disclosed
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Job Details

Experience
5+ years
Required Skills
Node.jsJavascriptReact

Requirements

  • 5+ years of Shopify / Shopify Plus development experience
  • Strong proficiency in Liquid, JavaScript, React, and Node.js
  • Deep knowledge of Shopify APIs, webhooks, and custom app development
  • Direct experience integrating TikTok Shop with Shopify
  • Experience building and maintaining 3PL integrations such as ShipBob, ShipHero, or Deliverr
  • Experience working with high-volume ecommerce stores ($10M+/year)
  • Familiarity with headless commerce and Shopify Hydrogen
  • Experience with multi-currency, international, and multi-storefront configurations
  • Strong understanding of ecommerce conversion optimization and site performance
  • Ability to diagnose and solve complex technical problems across interconnected systems
  • Ability to work cross-functionally with various internal teams

Responsibilities

  • Take technical ownership of Shopify Plus architecture, performance, and custom development.
  • Develop using Liquid, JavaScript, React, Node.js, and Hydrogen to support storefront functionality.
  • Manage TikTok Shop integration, including catalog sync, order routing, and inventory management.
  • Build and maintain integrations with 3PLs, ERPs, and middleware using APIs and webhooks.
  • Optimize checkout flow, site speed, and Core Web Vitals for conversion.
  • Oversee multi-storefront, multi-currency, and international configurations.
  • Mentor and review the work of junior developers on the team.
  • Collaborate with growth, marketing, operations, product, and finance teams.
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