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Skill focus

ETL

ETL is the habit of moving data through a clean path: extract it, transform it, validate it, and load it somewhere useful.

PythonSQLPower QueryAPIsPower BI

How it helps in an office

For reporting teams, ETL prevents last-minute spreadsheet chaos by creating a repeatable process for pulling exports, cleaning fields, checking quality, and refreshing dashboards.

Practical examples

  • Extract data from CRMs, APIs, spreadsheets, or databases.
  • Transform inconsistent categories and dates into reporting-ready fields.
  • Add quality gates before data reaches a dashboard.
  • Document each step so reports can be maintained later.

What I focus on

repeatable pipelines
quality checks
data staging
documentation