Career

Data architect · AI engineer · Madrid

Full CV, always current. Engagements under contract — small client list at any given time. Email to start a conversation.

Data architect and AI product engineer based in Madrid. Ten years translating what the business wants to ask into what the data can answer — governance, canonical models, reproducible pipelines, and LLM agents with traceability. Contract work with a short list of clients at a time.

Stack

Tools I work with.

Languages
SQLPythonTypeScript
Data platforms
DatabricksDelta LakePySparkMLflow
BI / dashboards
Power BIRechartsVega-Lite
AI / LLM
LangGraphChatDatabricksMosaic AI Vector SearchClaude LLMspgvector
Cloud / infra
AzureVercelGitHub ActionsFastAPI
Experience

Where I've built.

Apr 2025 — Present
Independent · Data architecture & AI product engineering
Freelance · Bacardi · Chamberlain · Madrid, Spain
  • Designed and shipped five entity-resolution and master-data-management pipelines on Databricks for a global spirits company.
  • Built a multi-agent text-to-SQL analytics platform (LangGraph + ChatDatabricks + Lakebase) for the C-suite of a publicly-traded enterprise.
  • Architected a ten-stage Nielsen ↔ UPH matching pipeline with override-cascade design and Mosaic AI Vector Search reuse across sibling projects.
  • Validated a chatbot-replacement BI platform to penny parity against legacy reporting before production rollout.
  • Maintain multi-decision design logs (50+ entries per project), adversarial pre-implementation reviews, and multi-agent council deliberations for high-stakes architectural decisions.
Apr 2024 — Present
Freelance Data Analyst · Data Analytics Manager
Skinautica · Santiago, Chile
  • Increased revenue 40% in 2024 through data-driven commercial optimization.
  • Boosted online sales 20% per month with Power BI, Excel, and Azure insights.
  • Designed sales strategies for customer acquisition and market expansion.
  • Built real-time dashboards for executive tracking.
  • Led sales and marketing teams aligning KPIs to business objectives.
Jul 2015 — Mar 2024
Data Analyst · Data Engineer
Various companies & freelance · Santiago, Chile
  • Migrated on-prem infrastructure to Azure: cut IT costs 30% and improved efficiency 20%.
  • Implemented automated ticketing systems: reduced on-site visits 30% and department costs 15%.
  • Developed BI dashboards delivering 10% annual growth rate.
  • Negotiated supplier contracts at Dimerc Tech: cut procurement spend 12%.
Education

Studies.

Mar 2014 — Jun 2016
Master's in Engineering Sciences
Universidad Adolfo Ibáñez · Chile
Jan 2010 — Nov 2014
Bachelor's in Industrial Civil Engineering
Universidad Adolfo Ibáñez · Chile
Certifications

Credentials.

  • Data Engineer Associate — Datacamp
  • Microsoft Azure Fundamentals (AZ-900) — Microsoft
  • SQL Associate — Datacamp
Languages

Languages I speak.

Español
Nativo
English
Native