Full Stack Engineer - AI-Driven Data & Web Apps
Summary
A versatile full stack engineer in Valencia building AI-driven data and web applications: Node.js backend, React/TypeScript frontend, and Databricks-based data work. Day to day spans database design, APIs, data pipelines, job queues, migrations, auth, deployment, and monitoring.
NUMBERO Spain S.L. is hiring a versatile Full Stack Engineer in Valencia to join our growing development hub. You will work across a Node.js backend, React and TypeScript frontend, and data platforms such as Databricks, supporting data pipelines, integrations, analytics, and AI-driven features.
End-to-end ownership spans database design, API development, deployment, and monitoring. You should be comfortable across application development, data workflows, job queues, migrations, authentication,