Data Science4 min read
Designing a measurable data quality contract
A field guide to freshness, completeness, validity, and ownership checks that teams can operate every day.
NT
NGOUMTSOP TEUZEM Yeiayel
Data Scientist, AI Engineer and Digital Innovation Professional
Updated September 11, 2026
Table of contents
Understand the challenge
A field guide to freshness, completeness, validity, and ownership checks that teams can operate every day. This article proposes a directly usable method with clear assumptions and practical verification criteria.
Put it into practice
At Bâtir le Pays SARL, the useful question is always how this practice improves a real decision, service, or learning outcome.

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