Our client is a fast-growing deep-tech company founded in 2019 and recognized by CB Insights as one of the 100 most promising AI companies globally. They are the largest quantum software company in the EU, with 250+ employees worldwide and growing, delivering advanced solutions trusted by leading integral enterprises across several critical industries, including finance, energy, manufacturing, telecom, and industrial sectors.
Bachelors or master's degree in computer science, software engineering, or a related field
~4+ years of professional experience in data engineering, including ownership of production data platforms or pipelines
~ Expert programming skills in Python and strong command of SQL
~ Expertise in data modeling, ETL development, and database management, with both SQL and NoSQL databases
~ Parquet, Apache Iceberg, Delta Lake)
~ Experience with distributed data processing frameworks such as Spark, and with workflow orchestrators such as Airflow or Argo Workflows
~ Strong experience with cloud data platforms (Azure, AWS, or GCP), including object storage, containers,



and Kubernetes
~ Solid grounding in data governance: catalogs, metadata, lineage, access control, and dataset versioning
~ able to lead technical discussions with clients and stakeholders in English

Experience with scientific or geospatial data formats and tooling (e.g., Experience preparing and serving data for LLM, RAG, or agent-based applications
Indefinite contract.
They offer work visa sponsorship (If applicable) and relocation package (if applicable).
Private health insurance.
Eligibility for educational budget according to internal policy.
Hybrid opportunity in their offices located in San Sebastian.
A high-performance, collaborative environment, operating at pace on cutting-edge technologies.
Own the end-to-end design and delivery of data platform architectures — lakehouse, data catalog, and governance — from initial scoping through production release
Design, implement, and operate larg

📌 Senior Engineer, Data Engineering (San Sebastián)
🏢 Sabia Personal
📍 San Sebastián