Mafalda Timóteo

Mafalda Timóteo

Junior Data Scientist @ NTT DATA

Biomedical engineer turned data scientist. I turn messy data into clear decisions in healthcare and business.

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Now at NTT DATA

Hi, I'm Mafalda. Junior Data Scientist at NTT DATA.

Biomedical engineer turned data scientist. I clean, test and visualise data to turn it into clear decisions — in healthcare and in business.

See my projectsAbout meDownload CV
Background
Biomedical Engineering · IST
Studying
Postgrad in AI & ML · IADE
Toolkit
Python · SQL · Tableau

Selected projects

Data Analytics

E-commerce Customer and Sales Analysis

What drives revenue, refunds and conversion in an online store? End-to-end analysis in Python with statistical testing, wrapped up in an interactive Tableau dashboard.

  • Python
  • pandas
  • Statistical Analysis
  • Tableau
Healthcare Data

Gamified Health Questionnaire

A gamified health questionnaire that makes data collection less boring. I built the Python validation pipeline, the SQL Server database and automated usability scoring.

  • Python
  • SQL Server
  • Data Validation
  • Healthcare Data
Statistical Analysis

Gender and Religious Identity Analysis

Does gender shape how much religious identity matters to 16-year-olds in Northern Ireland? Survey data, chi-square tests and Tableau visuals across survey years.

  • Python
  • Statistical Analysis
  • Tableau
  • Survey Data