Automated E-commerce ETL pipeline: PySpark data processing + Airflow orchestration + MySQL storage for daily GMV and category trend analysis.

Comprehensive SQL exploratory data analysis on a sales data warehouse with advanced analytics, customer segmentation, time-series analysis, and production-ready BI views using T-SQL

Createed an interactive 4-page dashboard for AdventureWorks that visualizes key sales metrics—including revenue, profit, orders, and return rates—across 2020 to 2022. Featuring dynamic geographic analysis and detailed customer insights, this dashboard empowers data-driven decision-making and enhances business performance.

Laboratorio de Informes Técnicos de Seguridad Proyecto educativo para dominar el diagnóstico y redacción de informes de ciberseguridad. Incluye una API vulnerable en Python para generar evidencia, plantillas profesionales, verificador de calidad documental y gestión de KPIs. Ideal para transformar hallazgos técnicos en reportes de alto impacto.

Job-ready Business Analyst portfolio featuring end-to-end case studies with dashboards, Excel analysis, BRD/FRD documentation, stakeholder artifacts, process diagrams, and executive deliverables.