freehire launches on Product Hunt on 26 August.

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Backend / Full Stack Developer (Node.js + Shopify)

Summary

Builds and maintains backend systems, Shopify apps, and integrations for eCommerce brands using Node.js, TypeScript, and Shopify APIs.

We are looking for an experienced Backend / Full Stack Developer to join our team and build scalable backend systems, Shopify applications, business integrations, automations, and AI-powered solutions for leading eCommerce brands.
This is not a Shopify website development role. You'll work on complex backend architecture, APIs, integrations, internal tools, and business automation.

Responsibilities

  • Develop and maintain backend services using Node.js and TypeScript
  • Design and build REST and GraphQL APIs
  • Develop Shopify Apps, Shopify Functions, and Checkout Extensions
  • Build integrations with Shopify, ERP systems, payment providers, HubSpot, Monday.com, Meta, and other third-party platforms
  • Create synchronization systems for orders, products, inventory, customers, and payments
  • Develop background jobs, queues, ETL pipelines, and business automations
  • Design scalable database structures and backend architecture
  • Build AI-powered internal tools and client solutions
  • Improve system performance, scalability, security, and reliability
  • Collaborate with product, design, and engineering teams

Requirements

  • 3+ years of commercial backend development experience
  • Strong experience with Node.js and TypeScript
  • Hands-on experience developing Shopify Apps (mandatory)
  • Experience with Shopify Admin API (GraphQL), Shopify Functions, and Checkout Extensions
  • Strong experience building REST APIs and third-party integrations
  • Experience with PostgreSQL and Redis
  • Experience with Express.js or NestJS
  • Knowledge of OAuth2, Webhooks, queues, and API rate limiting
  • Experience with Docker, Git, and CI/CD
  • Familiarity with AWS or GCP

Nice to Have

  • ERP integrations
  • Payment gateway integrations
  • HubSpot API, Monday API, Meta API
  • GraphQL
  • BullMQ, RabbitMQ, or similar queue systems
  • SaaS product development
  • Experience with AI APIs (OpenAI, Claude, Gemini)
  • RAG, tool calling, prompt engineering
  • Experience building CRM systems or business automation platforms

We're Looking For Someone Who

  • Thinks beyond code and understands business processes
  • Can independently own features from design to production
  • Enjoys solving complex integration and automation challenges
  • Communicates well with both technical and non-technical stakeholders
  • Is proactive, self-driven, and comfortable working in a fast-paced environment
  • Uses modern AI development tools such as Cursor, Claude Code, or Codex

What You'll Work On

  • Shopify Apps and advanced Shopify features
  • Subscription and billing systems
  • ERP and payment integrations
  • Backend infrastructure for business systems
  • AI-powered automation and analytics tools
  • Product synchronization engines and catalog management solutions

Why Join Us

  • Work on products used by leading eCommerce brands
  • Build technically challenging systems with real business impact
  • Remote-first environment
  • Opportunity to work with modern AI technologies and large-scale integrations

See also