Full Stack Engineer – AI-Driven Data & Web Apps
Summary
NUMBERO Spain S.L. is hiring a Full Stack Engineer in Valencia to build AI-driven data and web applications, working across a Node.js backend and React/TypeScript frontend plus data platforms like Databricks. Day to day covers data pipelines, integrations, job queues, migrations, and end-to-end ownership from database design and APIs to 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,