About Jesús
Spanish
Native or bilingual
English
Fluent
Experience
- Havas Media Network, Global Data TeamTech Lead - Cloud Data EngineerPRESS AND MEDIANovember 2025 - Today (8 months)Madrid, Spain• • Technical Leadership: Lead technical strategy for US marketing data operations, defining architecture patterns and Infrastructure as Code (IaC) via Terraform for enterprise GCP environments and translating business requirements into scalable technical solutions.• • Team Mentorship: Mentor junior engineers through code reviews and pair programming, improving code quality metrics and reducing production deployment errors by 25%.• • Architecture Design: Architected serverless data solutions using Google Cloud Workflows and BigQuery, significantly reducing technical debt in legacy ETL pipelines and accelerating feature availability for downstream Data Science models.
- Havas Media Network, Global Data TeamCloud Data EngineerPRESS AND MEDIAOctober 2024 - October 2025 (1 year)Madrid, Spain• • Cost Optimization: Spearheaded cloud resource optimization initiatives, achieving 60% cost reduction through efficient parti tioning, clustering, and materialized view strategies.• • Pipeline Engineering: Developed 50+ data pipelines using Dataform and Cloud Functions, reducing query execution time by 65% enabling real-time marketing attribution for campaigns with $10M+ spend.• • Code Refactoring: Refactored legacy SQL/Python codebases to modularize logic, improving maintainability and testing coverage across the Global Data Team infrastructure.• • Data Reliability: Implemented automated data observability and quality checks, reducing data downtime and incidents by 60%.
- QuolutionsCloud Data Engineer | Data ScientistREAL ESTATEFebruary 2024 - October 2024 (8 months)Madrid, Spain• • Cloud Architecture: Deployed enterprise Data Lake solutions on Azure Synapse Analytics, handling 800GB+ daily ingestion for Real Estate analytics.• • Machine Learning: Designed and operationalized 4+ predictive models (time series forecasting, classification) using Scikit Learn/XGBoost for market analysis, bridging the gap between raw data ingestion and business-facing predictive insights. Infrastructure Management: Maintained Azure Data Factory pipelines and Databricks clusters for enterprise clients across Real Estate and Financial sectors.
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Education
- Bachelor's Degree in PhysicsUniversidad Complutense de Madrid (UCM)2023Bachelor's Degree in Physics
- Big Data BootcampThe Valley Digital Business School2023Big Data Bootcamp