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dmetrics1/README.md
Daniel Molina — Economist, Data Scientist and AI Builder. Transforming data into products, solutions and decisions.

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👤 About me

  • 🎓 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

🛠️ How I help my clients

📊 Executive Dashboards

Power BI / Streamlit connected to your sources — KPIs that update themselves.

⚙️ Reporting Automation

Python pipelines that eliminate manual reporting — Excel, PDF, email-ready.

🌐 Landing Pages

Simple, fast pages to present and sell a product — mobile-first, ready to publish.

🧰 Stack

Languages
Analysis & Modeling
Visualization & Product
Data & Environment

📌 Featured Projects

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.

📬 Let's talk

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

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  1. colombia-multidimensional-poverty-pca colombia-multidimensional-poverty-pca Public

    IPM 2025 de Colombia (Alkire-Foster) con microdatos DANE ECV + lectura multivariada vía PCA. Replica y extiende un artículo académico. Reporte interactivo en R + Quarto

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  2. dashboard-mercado-laboral-co dashboard-mercado-laboral-co Public

    Interactive dashboard for the Colombian labor market — DANE/GEIH microdata, Polars ETL pipeline, 25 pytest checks

    Python 1

  3. micronegocios-colombia-2024 micronegocios-colombia-2024 Public

    Apriori sobre 5.3M micronegocios colombianos (EMICRON 2024, DANE). 85 cuadros oficiales + minería de reglas en R, con reporte interactivo en Quarto. Paper postulado a LatinR 2026.

    HTML 1

  4. colombia-geih-shiny-app colombia-geih-shiny-app Public

    Interactive Shiny app to explore Colombia's GEIH (DANE) — demographics, labor market & migration at national/departmental level. Published in CCIS/Springer (R Day 2025).

    R