Analytics QA Pipeline

Jan 11, 2026 · Data Engineer

Automated data quality checks for recurring analytics datasets to reduce reporting defects and rework.

Problem Solved

Manual validation of inbound datasets created delayed feedback and repeated dashboard inaccuracies.

Outcome

Introduced a repeatable QA gate that flagged quality regressions early and improved stakeholder trust in weekly metrics.

Technologies

PythonPostgreSQLGreat Expectations

This project standardized incoming data validation with clear failure signals and lightweight reporting outputs.