Zulily
senior UX designer · 2020–2022 · growth and personalization
Personalization for , and an A/B-tested redesign that lifted click-through .
Final: four emails from one structure, with trigger, blog, app and campaign sets.
1 / 7Impact
problem
Personalize a very high-volume email program across five markets, without an army of people hand-curating every send.
approach
I designed the personalization surface and a set of composable content primitives, expressive enough that a deterministic engine had a wide, well-formed set of choices.
outcome
unique, automated emails a day, and the morning of manual curation went away. An A/B-tested redesign shipped a .
How it's built
4 components · ← → to step through- U1per-recipient assemblypipeline
- U2composable contentprimitives
- U3A/B, shipped winnerexperiment
- U4stepped infront-end
per-recipient assembly
Every email was assembled for one person: subject line, hero, stories and call to action, chosen from live inventory and that person's click history, across five markets, with nobody hand-curating sends. The ML team owned the models; I owned the surface and the rules.






