We are working with a leading French health-tech group, one of the major players in information systems for the Healthcare sector, with close to 6,000 employees across more than 10 countries.This position is part of a small, highly operational team working on a product that connects patients, insurance companies and doctors, particularly specialists.The product integrates with external insurance company APIs as well as internal corporate modules, including single sign-on.We are looking for a Backend Developer to join a small, close-knit team and take ownership of backend development, working with a high degree of autonomy.ResponsibilitiesDevelop (not just maintain) the back office of the product, using Node.Js.Work autonomously within a small team, making technical decisions independently.Integrate and maintain connections with external APIs (insurance companies) and internal modules (corporate services, single sign-on).Collaborate closely with the Product Owner and QA,



and coordinate occasionally with other internal teams on authentication-related topics.Participate in integration testing, combining automated and manual testing practices.Use AI tools daily to support development (e.G., Copilot, Cursor AI).RequirementsSolid experience as a Backend Developer with Node.Js and TypeScript.Working knowledge of SQL / relational databases (MariaDB or similar).Familiarity with Docker, Kubernetes and Git.Experience integrating external APIs and working with authentication/SSO flows is a plus.Knowledge of Angular is a plus.Ability to work autonomously and take technical decisions without close supervision.Fluent Spanish (required). English is valued. French is not required but considered a strong plus.What is offeredHybrid model: 2 days in the office.Versátil working hours.23 days of vacation.Training.Medical assurance.

📌 Backend Developer (Madrid)
🏢 Q-Tech
📍 Madrid