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Testing and data quality for streaming platforms

Functional and technical testing, and data quality validation for streaming platforms.

Context

Production streaming platforms that depend on correct data to work.

Problem

A data error or a broken feature can reach users if it isn't caught in time.

My role

Functional and technical testing, and data quality validation.

Solution

Tests on features and services, and data quality checks with Python and SQL before changes reach production.

Technical decisions

  • Automated data checks with Python and SQL instead of manual reviews.
  • Functional and technical testing before every production change.

Outcome

More stable platforms and fewer data errors in production.

Stack

  • Python
  • Pandas
  • SQL