Role: Node.js Backend Engineer

Location: Madrid, Spain (Remote - Must live in Spain) - 1 day per month

Skills: Node.js, TDD, DDD & CI/CD

Languages Required: Spanish (native/high level) & English (Professional)

? About the Role

We're looking for a Node.js Backend Engineer who thrives in collaborative environments and is passionate about building scalable, secure, and high-quality backend systems. Join our dynamic, product-oriented teams, where autonomy and ownership drive innovation.

?️ What You'll Do

Functional Collaboration

- Work closely with QA and Product Owners (3 Amigos model) at the story level
- Coordinate development efforts across user stories, incidents, and tasks
- Challenge and refine feature implementations

Mentorship & Teamwork

- Guide junior engineers through implementation and best practices
- Promote Pair/Mob programming and conduct code reviews

Engineering Excellence

- Observability: Implement and review traces, metrics, logs, and business events using tools like Dynatrace
- Security: Ensure secure coding practices and mentor others
- Deployability: Guide infrastructure as code (e.g., Terraform)
- Code Quality & Performance: Drive best practices in async/multi-threaded code and performance testing
- Scalability & Resiliency: Implement scalable,



stateless services and resilient patterns (e.g., retry strategies, circuit breakers)
- Testing: Lead testing strategies (E2E, unit, integration, contract) using TDD
- Architecture & Design: Apply design patterns, OOD, and microservices architecture

? Skills & Experience

- Strong Node.js backend development experience
- Test Driven Development (TDD)
- Domain Driven Design (DDD)
- Object-Oriented Programming (OOP)
- Relational, key-value, and document databases
- Continuous Integration & Infrastructure as Code
- Bonus: Side projects, diverse tech stack knowledge, hidden talents

? What We Offer

- A clear career path for growth
- Support from Software Engineering, DevOps, Cloud Engineers, Tech Leads, and Architects
- Agile methodology (Scrum)
- A collaborative, inclusive, and supportive environment

? Work Culture

You’ll be part of a team that values autonomy, ownership, and continuous improvement. We work in cross-functional squads with a shared mission and strong support network—you’ll never be alone.

? Ready to Join Us?

If you're excited to build impactful software and grow with a passionate team, apply now or reach out directly. Let’s build something great together!

📌 Node.js Back-End Engineer (Madrid)
🏢 Coforge
📍 Madrid