Senior Data Engineer

Location: Madrid (Hybrid: 4 days office / 1 day WFH)Contract: PermanentAbout the OpportunityAt E-Frontiers, we are currently partnering with a leading international fintech client that is undergoing a major data and AI-driven transformation. Data is at the core of their growth strategy, and they are looking for a Senior Data Engineer to play a key role in evolving their data ecosystem and enabling next-generation AI use cases.Technology StackYou will work with a modern, best-in-class stack, including:Orchestration: Airflow (Cloud Composer)Cloud: Google Cloud Platform (GKE, Cloud Run, Cloud Functions, Artifact Registry)Data Ingestion: DLT (Data Load Tool) for scalable, reliable pipelinesData Modeling & Quality: dbt at scale, with DuckDB to enforce strong Data ContractsDevOps: Dockerized environments, CI/CD pipelines with GitHub ActionsWhat You'll Be DoingArchitect & Innovate: Design, deploy, and evolve ELT/ETL pipelines from multiple sources (APIs, transactional databases, file-based sy...