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  • Bogotá, Colombia

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solojeffer/README.md

Hi 👋, I'm Jefferson Hernandez Sayago

Data Scientist & Data Analyst in FinTech | Electronic Engineer | M.Sc. Data Science Student

solojeffer

  • 🔭 I’m currently working as a Data Analyst / Data Scientist in the financial sector (fintech & banking).
  • 📚 M.Sc. Data Science student at Pontificia Universidad Católica de Chile.
  • 🎓 Electronic Engineer from Pontificia Universidad Javeriana.
  • 🤖 Passionate about machine learning, applied AI, product analytics, and experimentation.
  • 📈 I love transforming raw data into insights, dashboards, and predictive models.
  • 🌎 Proudly from Cúcuta, Colombia 🇨🇴 — my hometown and a big fan of vallenato 🎶.
  • 📫 Contact me here: jefhersay@gmail.com
  • 🌐 Portfolio: solojeffer.com

Languages and Tools:

python pandas numpy mysql git jupyter powerbi scikit_learn tensorflow

📌 Featured Projects:

  • FinTech analytics: funnels, cohorts, risk metrics, fraud analysis
  • Machine learning: classification, regression, forecasting
  • Data visualization: dashboards & story-driven analytics

Popular repositories Loading

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