[Hiring] Senior Shopify Developer @Mellow Sleep

Role Description

You will be the technical owner of our Shopify Plus storefront and connected ecommerce systems. This is not a theme tweaks development role.

• Responsible for architecting, building, and maintaining the infrastructure behind a $300M+ ecommerce brand operating simultaneously across DTC, TikTok Shop, Amazon, retail, and wholesale channels.
• Work closely with growth, marketing, operations, product, and finance teams to ensure our commerce infrastructure is fast, reliable, scalable, and built to support continued aggressive growth.
• Mentor and review the work of junior Shopify developers on the team.

What You Will Own

• Shopify Architecture and Development
  • Full ownership of Shopify Plus architecture, performance, and custom development.
  • Custom Liquid, JavaScript, React, Node.js, and Hydrogen development as needed.
  • Checkout optimization and conversion focused development.
  • Site speed, Core Web Vitals, and overall storefront performance.
  • QA, staging environments, testing, and deployment pipelines.
• Integrations and Commerce Infrastructure
  • TikTok Shop integration, including catalog sync, order routing, and inventory management.
  • 3PL integrations and fulfillment logic across multiple warehouses.
  • Custom Shopify apps, APIs, webhooks, and middleware.
  • Integrations with platforms such as AfterSell, Loox, Triple Whale, Klaviyo, and other core ecommerce tools.
  • Data flows between Shopify, ERP, fulfillment, analytics, and reporting systems.
  • Technical troubleshooting across the entire ecommerce stack.
• Omnichannel and International
  • Multi storefront management across the U.S., Canada, and future international markets.
  • Multi currency and localization infrastructure.
  • Support for DTC, TikTok Shop, Amazon, retail, and wholesale channels.
  • Inventory and order routing logic across channels and fulfillment locations.

Qualifications

• 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, including catalog feeds, order synchronization, and inventory.
• Experience building and maintaining 3PL integrations such as ShipBob, ShipHero, Deliverr, or similar platforms.
• Experience working with high volume ecommerce stores, $10M+/year minimum, $100M+ strongly preferred.
• 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 growth, marketing, operations, product, and finance teams.
• Comfortable operating in a fast moving environment where speed and execution matter.

Bonus Points

• Experience with any of the following is a major plus:
  • Amazon MCF or multi channel fulfillment routing.
  • Faire, wholesale portals, or Shopify B2B.
  • ERP integrations such as NetSuite.
  • TikTok Pixel, Meta CAPI, and server side tracking.
  • Subscription and reorder infrastructure.
  • Retail EDI integrations, particularly Target or Walmart.
  • Complex inventory allocation and multi warehouse routing.
  • High volume promotional events and traffic spikes.

Compensation

• Competitive, based on experience.

Employment

• Full time.

Location

• Remote (India).

Working hours

• Meaningful overlap with U.S. time zones required.