Alonso Marcos Muñoz

Data Engineer · ImpulsaDATA (Spanish Data Directorate)

Public sector · Spain

Data engineering and data governance in Spain’s central government. ImpulsaDATA publicly reports 5,771 published and federated datasets, 22 ministries and public bodies and 13 shared services.

• Evolved and maintained metadata ETL pipelines: normalisation, mapping to common models and publishing into CKAN.
• Aligned metadata with DCAT-AP-ES and produced RDF and JSON-LD outputs with SHACL semantic validation before and after catalogue ingestion.
• Built and evolved CKAN extensions and plugins (DCAT, scheming, harvest, spatial) plus a custom plugin shared across all public bodies.
• Configured containerised stacks (Docker/Podman) and administered the team’s test, development, pre-production and production environments.
• Modelled data in SQL over the metadata model (transformations, aggregations, views and optimisation) on PostgreSQL.
• Wrote operational documentation and mentored junior profiles, with a focus on quality, maintainability and low technical debt.

Data Engineer Intern · ImpulsaDATA

Province of Albacete · Spain

First stage in the ImpulsaDATA project, focused on the initial design and development of a metadata ETL converter for public-sector data-governance workflows.

• Developed metadata ETL flows in Python, from extraction and normalisation to standardised JSON/JSON-LD structures.
• Mapped metadata to a common DCAT-AP-ES-aligned model and generated RDF for interoperable publishing.
• Performed SHACL semantic validation and integrated with CKAN catalogues through the CKAN Action API.
• Implemented external configuration, structured logs, technical documentation, diagrams, data dictionaries and operating guides.

Process Automation & Productivity Consultant

Almansa, Spain

Process automation and productivity with Power Platform on Microsoft 365, including client training and technical content creation.

• Internal app and no-code flows with Power Apps + Power Automate for CRM lead management.
• SharePoint–CRM synchronisation and automated notifications/approvals.
• Over 25% improvement in operational efficiency on top of the ADOCC methodology.

IT Technician

Local government · Spain

IT support and basic systems & network administration in a municipal setting.

• Incident resolution and end-user support.
• Systems maintenance and basic infrastructure tasks.
• Technical documentation within a public administration context.