- 🎓 Economist (Universidad del Magdalena) turned Data Scientist
- 📍 Based in Santa Marta, Colombia · Working remote across LATAM and beyond
- 📊 Built ML, econometric and dimensionality-reduction models on Colombian public microdata — DANE · GEIH · EMICRON
- 🛠️ Daily stack: Python · R · SQL · Polars · Machine Learning · Power BI · Streamlit · Quarto
- 💼 Open for freelance — Toptal / Upwork / direct hire
- ✍️ Philosophy: data isn't the goal — it's the raw material; the value lives in what you build with it
| Power BI / Streamlit connected to your sources — KPIs that update themselves. | Python pipelines that eliminate manual reporting — Excel, PDF, email-ready. | Simple, fast pages to present and sell a product — mobile-first, ready to publish. |
| Languages |
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| Analysis & Modeling |
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| Visualization & Product |
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| Data & Environment |
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The three that best summarize what I do:
| dashboard-mercado-laboral-co | Colombian labor-market interactive dashboard — DANE/GEIH microdata, Polars ETL, 25 pytest checks. |
| micronegocios-colombia-2024 | Association-rules mining (Apriori) over 5.3M Colombian micro-businesses — R + Quarto report. |
| colombia-multidimensional-poverty-pca | PCA-based multidimensional poverty index by department — econometric dimension reduction in R. |
Have data sitting idle that should be driving decisions?
Write me at dm0025900@gmail.com — first diagnostic call is free.
© 2026 Daniel Molina Barrios · Built with brand identity v2