Skip to content
Back to Blog
1 min read

Observability for Data Products: turning data quality from blame into process

I spent the day reducing cognitive overhead for engineers and analysts—introducing clearer table contracts, simpler failure modes, and concise runbooks that let teams act faster.

The friction I kept seeing was simple: teams over-rotate on tooling when alignment is the real bottleneck.

Instead of adding more moving parts, I tested an explicit contract for inputs, outputs, and owners.

April is where Q2 intentions either become systems or remain slideware.

What I changed today

  • I removed one optional branch that only added maintenance burden.
  • I documented one decision that usually lives in hallway conversations.
  • I aligned a technical decision with a business-facing success metric.

Why this mattered today

Nothing looked flashy, but the system became easier to reason about under pressure. I keep seeing the same thing: reliability improves when we reduce hidden decisions.

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.