Unlocking Faster Insights with Experimenter-Defined Segmentations

201 · Etsy, Inc. · Oct. 8, 2025, 3:42 p.m.
Summary
This blog post discusses how Etsy improved its experimentation platform, Catapult, by allowing experimenters to define their own segmentations. This change resulted in a significant increase in the number of segmentations, improving insights from experiments and enabling faster decision-making. The authors detail the challenges faced, the technical solutions implemented, and the impactful results achieved, highlighting the importance of flexibility in experimentation for better user experience and business outcomes.