Experience
Professional experience across analytics engineering, BI, and data work that connects technical systems with business use.
Current
Data Engineer
Astrafy
Building end-to-end analytics data products on Google Cloud, with a focus on reliable modeling, governed metrics, and self-serve analytics for business teams.
- Built and owned analytics data products on GCP, BigQuery, dbt, and Airflow across 5+ initiatives supporting finance and marketing KPIs
- Designed and maintained production dbt projects with 100+ models across staging and marts, reducing analytics inconsistencies by around 30%
- Implemented CI/CD and Infrastructure as Code with GitLab CI, Terraform, and GCP IAM, reducing setup and deployment issues by around 40%
- Delivered self-serve dashboards in Lightdash and Looker used by 10+ stakeholders for reporting and decision-making
BI Engineer
SII Group Spain
Developed data engineering and BI solutions for the Ministry of Defense, improving planning, reporting, and visibility across financial and operational data.
- Developed and automated data engineering and BI solutions used across 10+ departments
- Built Power BI dashboards to monitor multi-million euro budgets for 4+ senior stakeholders
- Automated ETL workflows with Python, SQL, and Bash, reducing processing time by 95%
- Centralized and modeled historical datasets to improve reporting consistency and planning visibility
Data Consultant
Minsait
Worked on SQL-heavy data solutions, partnering with analysts and technical teams to improve performance, reliability, and process quality.
- Optimized complex SQL queries, improving database performance by 20% and reducing retrieval times by 25%
- Collaborated with functional analysts to translate business requirements into technical data solutions
- Improved documentation standards and data processes, increasing team efficiency by around 30%
- Strengthened delivery quality across a 10+ member technical team through clearer data processes
Data Science Intern R&D
Red Eléctrica
Worked at the intersection of analytics, machine learning, and innovation, building internal tools and dashboards for energy-market and R&D use cases.
- Built analysis workflows and machine learning models to monitor 200+ energy market agents, cutting supervisor workload by 50%
- Integrated Whisper for call transcription and documentation, improving reporting accuracy by 35%
- Delivered 3 Power BI dashboards used weekly by 10+ analysts in the Markets Department
- Managed 50+ R&D initiatives in the Innovation Lab and represented Elewit at industry events
Education & Credentials
A concise view of the academic and practical training behind the work.
Education
Applied Data Science Program
Zrive
Intensive program covering end-to-end data science workflows, feature engineering, model development, and deployment with FastAPI.
BSc in Mathematics
University of Extremadura
Bachelor's thesis in game theory. Built a strong foundation in structure, modeling, and analytical thinking.
Certifications
Data Engineering: SQL, dbt, Snowflake & Power BI
Cívica
Focused on analytics engineering, data modeling, and modern warehouse workflows.
Professional Data Engineer
Google Cloud
Professional certification focused on designing, building, operationalizing, securing, and monitoring data processing systems on Google Cloud.