RA

Rafael Augusto Gutierrez Noriega

Available to hire

I am a hybrid Data Scientist and Data Engineer with 8+ years of experience designing, building, and deploying end-to-end data, analytics, and AI solutions in production.

About

I am a hybrid Data Scientist and Data Engineer with 8+ years of experience designing, building, and deploying end-to-end data, analytics, and AI solutions in production. I specialize in scalable data platforms on AWS, Spark, and Hadoop, and I apply ML, NLP, and RAG techniques to deliver measurable business outcomes across finance, real estate, telecom, and manufacturing.

I enjoy leading cross-functional teams, turning complex data into actionable insights, and continuously improving MLOps practices to ensure reliable, auditable models. I’m motivated by solving real-world problems and helping organizations unlock the value of their data.

  • 23 years' experience
  • Joined January 2026

Languages

  • Spanish; CastilianFluent
  • EnglishAdvanced

Industry experience

  • Financial Services
  • Real Estate & Construction
  • Telecommunications
  • Manufacturing
  • Software & Internet
  • Media & Entertainment

Work experience· 6 roles

Principal Data Scientist · Centro Tecnológico del NotariadoMay 2023 – Present · 3 yrs 7 mos

Analytical and technical leader for the Notarial Real Estate Information Portal on AWS. Designed analytical layers processing millions of notarized real estate transactions; developed the first automated real estate valuation model (AVM) using historical data; integrated OpenStreetMap geospatial data to enrich property-level analyses; explored RAG frameworks to support an assisted business intelligence layer with guided insights and natural language interactions.

Consultant Advanced Analytics · Axis corporateMay 2022 – Apr 2023 · 1 yr

Extracted key information from real estate contracts using NLP and conversational AI; built a Power BI visualization layer for commissions, profitability and growth; developed a forecasting engine using Prophet in Python and AWS SageMaker; contributed to budgeting and planning improvements for a major airline and other clients.

Senior Data Scientist · MinsaitMay 2021 – May 2022 · 1 yr 1 mo

Designed and built a business intelligence layer for the Finance controlling office; automated monthly sales performance reports; managed analytics projects using agile methodologies; collaborated with Data Engineers to implement MLOps and DataOps for a large bank; performed customer segmentation and NLP-driven insights to optimize marketing and engagement.

Big data and Advanced Analytics Consultant · SDG - BarcelonaJul 2019 – May 2021 · 1 yr 11 mos
Data Scientist · everisJun 2018 – Jun 2019 · 1 yr 1 mo
Statistical Specialist / Senior Analyst / SAS ConsultantJan 2002 – Dec 2016 · 15 yrs

Education

Statistics · National University of Colombia, Faculty of Science2030 – 2006
Master in Intelligent and Interactive Systems · University of Pompeu Fabra2030 – 2025

Certifications and awards

Practical Method to Estimate the Confidence Intervals for the Mean for the Relative Error using the Bootstrap Methodology2007 – 2026

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