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Data Quality Work That Actually Sticks: separating incident response from root-cause fixes

I tightened system boundaries so quality checks trigger earlier, catching regressions before downstream systems consume bad data.

The friction I kept seeing was simple: we can ship quickly but still lose reliability when ownership stays fuzzy.

Instead of adding more moving parts, I tested a smaller scope with clearer acceptance criteria.

By May, the quality of data and AI foundations shows up clearly in delivery speed.

What I changed today

  • I replaced a vague process step with a concrete, testable checkpoint.
  • I reduced unnecessary variability by standardizing one recurring pattern.
  • I documented one decision that usually lives in hallway conversations.

What changed my thinking

The work felt less heroic and more repeatable, which is exactly the direction I want. The repeated lesson for me is that explicit design intent creates durable speed.

Tomorrow’s focus

Tomorrow I will apply the same rule to a second workflow to check repeatability.

References

Michael John Peña

Michael John Peña

Senior Data Engineer based in Sydney. Writing about data, cloud, and technology.