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iamjosepferrer/README.md

Hey, I'm Josep Ferrer 👋

Data scientist & educator based in Rotterdam. I make complex AI and data concepts click — through diagrams, writing, interactive tools, and courses for a global bilingual (EN/ES) audience.

"AI & data, clearly explained." — databites.tech

🌐 Find me online

X LinkedIn Substack Medium Website

🚀 What I build
DataBites Learn Weekly diagrams, X threads, newsletter · 10k subscribers
DataBites Consult DataViz projects & data storytelling workshops
DataBites Teach University courses, online courses, speaking
DataBites Write Technical writing for data and AI companies

🛠️ Tech stack

Python SQL JavaScript Pandas scikit-learn PyTorch Tableau Power BI D3.js MapLibre Jupyter Weights & Biases Excalidraw

📌 Currently

  • 🔬 Freelance Data Scientist @ NECSTouR (European project)
  • 🏢 Building DataBites — my own company for data & AI education, consulting and writing
  • 🗺️ Building Catalonia Income Atlas — interactive socio-economic map
  • ✍️ Technical writer @ Weights & Biases, DataCamp & ClicData
  • 🎓 Associate Professor, Big Data Master @ Universidad de Navarra
  • 📬 Relaunching DataBites newsletter

Based in Rotterdam · Originally from Barcelona

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  1. ML-Basics ML-Basics Public

    Guided course to crash into the most basic ML algorithms.

    Jupyter Notebook 58 12

  2. databites-atlas databites-atlas Public

    Interactive socio-economic atlas for Catalonia: income, inequality and demographics at census tract level.

    JavaScript

  3. databites-projects databites-projects Public

    Portfolio of DataViz, Data Science and AI projects by Josep Ferrer. Interactive maps, visual tools, and data stories. Live at projects.databites.tech

    HTML

  4. databites-site databites-site Public

    HTML