Senior Full Stack Developer Node.Js + React
Full Stack Developer (Node.Js + React)
Descripción del trabajo
Why join this project? People first – diverse and inclusive culture in an international environment. Work on high-impact Data & Insights initiatives across business performance, operations, finance, and commercial domains. Help shape how data supports strategic decision-making across a large international organisation. Explore the evolution of AI-driven analytics, productivity tools, and data discoverability. Contribute to self-service analytics, data products, and scalable reporting practices. Work closely with business and senior stakeholders, turning complex data into meaningful insights. High team stability and collaborative culture.
€1200 per year training budget and continuous learning opportunities. Flexible compensation model. Private health insurance and benefits package. Flexible working hours and hybrid model. Wellhub: fitness, wellness, and mental health support. Football and paddle tennis teams sponsored by Capitole. Team buildings, global events, and strong tech communities.
About the roleWe are looking for a Full Stack Developer to join a global technology team and contribute to building scalable, secure and high-performing digital solutions that deliver real business value. In this role, you will design, develop and maintain modern web applications using Node.Js, React and AWS, collaborating with multiple engineering teams across shared codebases and digital platforms. You will work on solutions focused on performance, scalability, security, maintainability and cost optimisation in a collaborative international Agile environment. If you enjoy building end-to-end applications, solving complex technical challenges and working across the full software development lifecycle, this could be a great opportunity for you.
What you'll do- Develop and maintain scalable backend services using Node.Js.
- Build modern, responsive frontend applications using React.
- Design, develop and integrate REST APIs.
- Collaborate with multiple engineering teams working on shared codebases.
- Deploy and maintain applications on AWS.
- Contribute to CI/CD pipelines, automated testing and software quality best practices.
- Participate in architecture discussions and continuously improve application performance, scalability and maintainability.
- Work throughout the entire software development lifecycle in an Agile environment.
- 5+ years of experience as a Full Stack Developer.
- Strong experience developing backend applications with Node.Js.
- Strong frontend experience with React.
- Experience with JavaScript and TypeScript.
- Experience building and consuming REST APIs.
- Hands‑on experience with AWS.
- Experience with GitHub, CI/CD pipelines and automated testing (unit, integration and UI testing).
- Experience working in Agile development environments.
- Fluent English and Spanish are mandatory.
- Experience with Next.Js.
- Experience with Docker and Kubernetes.
- Experience with microservices architecture.
- Knowledge of GraphQL.
- Experience integrating AI services or LLM APIs.
- Experience with monitoring and observability tools (Datadog, Grafana, CloudWatch, etc.).
- Experience working in large-scale international engineering organisations.
- Experience with SAP Commerce Cloud and Java applications.
- Experience integrating LLM models, Agentic AI or data pipelines into web applications.
- Experience with AI‑assisted development tools such as Cursor or Claude.
- €1200 per year training budget and continuous learning opportunities.
- Flexible compensation model.
- Private health insurance and benefits package.
- Flexible working hours and hybrid model.
- Wellhub: fitness, wellness, and mental health support.
- Football and paddle tennis teams sponsored by Capitole.
- Team buildings, global events, and strong tech communities.
- Hybrid model - 3 days on site per week in Barcelona.
The employee will have access to confidential information related to Capitole and the assigned project. Compliance with internal security and information protection policies is mandatory. NDA signature required.
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