Pipeline ETL de cotações financeiras com Pandas, Data Warehouse Star Schema no Supabase (PostgreSQL) e Airflow.
A Databricks data engineering project simulating a full medallion architecture (Bronze → Silver → Gold) for e-commerce sales data, featuring incremental loading, a Kimball-style star schema, and SCD Type 1 & Type 2 implementations using PySpark and Delta Lake MERGE INTO.
Business intelligence and dimensional data warehouse case study integrating production and sales data for product, customer, and market profitability analysis.
End-to-end analytics pipeline for synthetic private markets data — SQL Server → dbt core → star schema → Power BI. Independent portfolio project.
Power BI analytics portfolio showcasing end-to-end reporting projects, from data understanding and dimensional modeling to interactive dashboards and business insights.
PwC Switzerland Virtual Case Experience: Enterprise Business Intelligence, Ralph Kimball Galaxy Semantic Model (VertiPaq Engine), DAX KPI Engineering & Executive Excel Application Architecture
A hand-built, end-to-end ETL pipeline that extracts the classic Northwind dataset from a local PostgreSQL source, stages it in Snowflake, and transforms it into a Kimball-style star schema (with one deliberate snowflake branch) — orchestrated with Prefect and validated automatically before it's trusted.
Revenue-weighted seller accountability for late delivery on a Brazilian marketplace, SQL Server, Power BI, dimensional modeling
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