Porto, Portugal

Hi, I'm Rui.
I build data platforms.

Data Platform EngineerHomelab Enthusiast
Rui Castro

About

Passionate Data Engineer with a proven track record across multiple industries — from e-commerce and fintech to insurance and defense. I specialise in building scalable data platforms and pipelines on Google Cloud, with deep expertise in Apache Spark, Airflow, dbt, and BigQuery. I care about ownership, data quality, and building systems that actually get used.

Data Engineering

PythonSQLPySparkApache KafkaAirflowdbtLooker

Cloud & Storage

Google Cloud PlatformBigQueryDataprocLookerPostgreSQL

Infrastructure

DockerKubernetesTerraformLinuxBash

Personal projects →

Things I build and run on my homelab.

Curriculum →

Full-time roles and consulting projects.

Support →

Help keep my projects online.