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Data Specialist (Freelance / Personal Projects)
Self Employed • Freelance
Sep 2025 - Present • 10 mos
I build and publish data cleaning and data pipeline projects. My portfolio on GitHub includes 10 Databricks projects where I clean messy datasets with PySpark and SQL, and one end to end ELT pipeline with dbt, Airflow and BigQuery. I document every cleaning decision in a change log.