Cristóbal Elton
Data Portfolio

Data Analytics | Data Engineering | Power BI | SQL | Python

HR Analytics
Power BI Dashboard

Interactive dashboard using HR data to analyze turnover rates, salary distribution, and gender gaps. Built with Power BI and DAX for insightful business decisions.

HR Analytics Dashboard Screenshot
Power BI DAX Data Analysis

Spotify 2023 Power BI Dashboard

Spotify Dashboard Screenshot
Power BI DAX Python Data Visualization

Interactive dashboard built with Power BI to explore the most streamed songs in 2023. Insights into artist popularity, genres, and musical features.

LEGO Data Analysis

LEGO Project Screenshot
SQL PostgreSQL Python Data Cleaning

SQL-based data cleaning, database optimization, and EDA using a LEGO dataset in PostgreSQL.

London Underground Analysis

London Underground Project Cover
SQL TfL Data Analysis

SQL-based data analysis using Transport for London (TfL) journey data. Includes public transport usage trends and modal comparisons across the city.

Bsale API Integration & Power BI

Bsale Project Screenshot
Python API Integration Power BI

Integration of Bsale API to extract document types and details, stored as structured CSV files for advanced analytics and visualization in Power BI.