Lorena Leone · Portfolio
Data Analyst
Turning data flows into automations and scalable products.
Turning data flows into automations and scalable products.
Python, Pandas, Seaborn, Matplotlib, NumPy, SQL, Power BI, Looker Studio.
Apps Script, Google APIs, Stripe, Webhooks.
Tableau, Power BI, Looker Studio, Google Sheets, Excel.
HTML, CSS, Flask, Python.
Automated online reputation reports for medical and aesthetic clinics. Python/Flask backend, Google Maps integration, multi-currency Stripe.
Behavioral trading journal for day traders. Focus on psychology: detects tilt, FOMO, revenge and overtrading — and quantifies the real cost of bad habits.
Interactive Tableau story dashboard analyzing US Influenza mortality. Population correlations, treemaps and chapter-based narrative.
Visual presentation of global video game sales analysis. Regional forecast, top genres and data narrative.
Responsive landing page template for a Lençóis Maranhenses travel agency. Immersive hero, original palette, editorial typography and mobile-first layout.
EDA on Instacart dataset: purchase patterns, customer segmentation and visualizations with Pandas + Seaborn.
SQL analysis for a rental chain transitioning to streaming. Window functions, CTEs and revenue insights by country.
