👌 Vacancy: Senior Backend-Full Stack Engineer (Node.js / Go) 
🏡 Company: Native Commerce  
📍 Location: Madrid / Lisbon (hybrid: 3 days office / coworking)
💻 Work format: Full-time / Contractor
📝 Contract type: contractor agreement

💷  Salary: We offer competitive salary (happy to negotiate) *We pay salaries in Pounds Sterling (£) via the DEEL payment system.

🚀 About Native Commerce

Native Commerce delivers mission-critical software for modern e-commerce brands - covering storefronts, WMS, OMS, logistics, and real-time BI, all within a modular, composable platform.

Our goal: help e-commerce businesses run smoother, reduce costs, and increase revenue.

👉 The Role

We are looking for a Senior Backend Engineer (Node.js / Go).
💡 You can come from either Node.js or Go background (no need for both), but should be open to working across both over time.

Stack:
Architecture - microservices-based.
Node.js (TypeScript), React / Next.js, GraphQL / REST, PostgreSQL / MongoDB, GitHub Copilot, Claude-Code, Cursor, CI/ CD.

✅ Who we are looking for

We are not looking for just a strong coder.

We are looking for an engineer who solves problems.

🔑 Key requirements

1. Strong independence (core)

  • Makes decisions independently
  • Does not wait for detailed specs
  • Comfortable working in ambiguity

2. Troubleshooting mindset

  • Able to debug complex systems
  • Fixes issues end-to-end
  • Thinks systemically

3. Broad engineering mindset

  • Product thinking OR
  • Testing mindset OR
  • DevOps understanding

4. AI-first approach (must-have)

  • Uses AI tools daily (not occasionally)
  • Copilot, Claude-Code, Cursor, LLM workflows
  • Integrates AI into real development process

5. Senior level

  • Strong in architecture, ownership, responsibility
  • Potential to act as a Tech/Team Lead

➕ Nice to have

  • Experience with e-commerce, marketplaces, high-load systems
  • Understanding of carts, checkout, OMS/WMS, delivery flows

🧭 What you’ll do

  • Build and maintain backend services (Node.js / Go, TypeScript)
  • Design and evolve APIs (GraphQL / REST)
  • Work with databases (PostgreSQL, MongoDB)
  • Own transactional flows and integrations
  • Improve performance, reliability, and observability
  • Use AI tools across development lifecycle
  • Collaborate with product and engineering teams

🌟 Why Join Cloud Retail?

  • Impactful domain: our platform supports global e-commerce innovators - driving measurable improvements in pick time, accuracy, cost, and team efficiency.
  • Modern tech stack: server-side Node.js, React/Next.js frontends, GraphQL/REST APIs, containerised deployments, and headless architecture.
  • AI-forward approach: we champion the use of modern AI tools like GitHub Copilot, Claude, and Cursor to enhance productivity and collaboration.
  • Salary in GBP: competitive compensation in British Pounds (GBP).
  • Full vacation coverage: paid vacation and day-offs are fully compensated.
  • Official contractor agreement: legally compliant and transparent setup.
  • Flexible schedule: no rigid hours - just commitment to outcomes and presence durin