g
gerapianer

Gerardo Porras

@gerapianer

Data Engineer and Analytics Specialist

Costa Rica
Anglais, Espagnol
Certaines informations sont présentées en anglais.
À propos de moi
Hi! I am a Data Engineer and SQL Specialist focused on building clean, scalable Data Warehouses and Lakehouse architectures. I help businesses organize, transform, and monetize their datasets using modern technologies like Databricks, Spark SQL, and relational databases My expertise includes: Dimensional Modeling (Kimball Star Schema, Fact & Dimension tables) Slowly Changing Dimensions (SCD Type 1 & Type 2) ETL/ELT Pipeline Development (Medallion Architecture: Bronze, Silver, Gold) Advanced SQL Querying, Data Cleaning, and Multi-Currency Transformations... Plus d’infos

Compétences

g
gerapianer
Gerardo Porras
hors ligne • 
Temps de réponse moyen de 1 heure

Voir mes services

Entrepôt de données
I will design sql data warehouses, etl pipelines, and databricks solutions
De15 $US / projetPlus de détails

Expérience professionnelle

Freelance

Data Engineer & SQL Specialist

Freelance • Indépendant

Sep 2026 - Present • 0 mos

Designed and implemented Delta Lakehouse architectures (Bronze, Silver, Gold) using Databricks and Spark SQL. Built automated ETL pipelines, Kimball star schema models, and multi-currency monetization logic for reporting.