UW Medicine

A/B testing, front-end development, and team mentorship for UW Medicine

Front-end developer and technical prototyper for a high-profile A/B testing program at Washington's number one ranked hospital system. Implemented Google Optimize, governed Google Analytics and Tag Manager infrastructure, mentored the UW Medicine team on UX, accessibility, and implementation, and launched tests that directly accelerated their testing program.

View live site: uwmedicine.org

#1

Ranked hospital system in Washington

Front-end development

Google Optimize • A/B testing

Mentorship

UX • a11y • GTM • Coding

About this work

Front-end developer and technical lead for UW Medicine's A/B testing program

Served as the front-end technical prototyper and developer for a series of high-profile A/B testing initiatives at UW Medicine. Implemented tests in Google Optimize, built the CSS infrastructure and variables needed to support reliable test tracking, and kept the team informed of progress daily. The work launched tests in a short timeframe, producing data that informed development decisions and accelerated the testing program.

Governed Google Analytics and Tag Manager infrastructure across the site, and mentored the UW Medicine team on UX best practices, accessibility standards, and implementation, building their internal capability over the course of the engagement.

Contributions

Development, infrastructure, and team enablement

A/B testing and development

Google Optimize implementation and test execution

Built and launched A/B tests in Google Optimize, implementing the CSS classes and variables needed for accurate tracking and reliable data. Communicated progress daily and delivered tests on tight timelines.

Analytics infrastructure

Google Analytics and Tag Manager governance

Governed the Google Analytics and Tag Manager infrastructure for Washington's number one ranked hospital system, ensuring data reliability across the site and supporting informed decision-making.

UX and accessibility

Responsive UX design across patient-facing pages

Contributed UX design across patient-facing pages including the homepage, appointments, urgent care, provider search, and clinic and hospital finder, across desktop and mobile.

Team mentorship

Mentored the UW Medicine team on UX, accessibility, and implementation

Built internal capability by mentoring the UW Medicine team on UX principles, accessibility standards, and front-end implementation practices over the course of the engagement.

Selected work

Patient-facing pages across UW Medicine

The images below show fully-responsive patient-facing pages across the live UW Medicine site, including the homepage, appointments, urgent care, provider search, and clinic and hospital finder. A/B testing was extensively performed on multiple versions of the pages below, as well as additional internal pages.

Home page
UW Medicine home page
UW Medicine home page
Appointment page
UW Medicine appointment page
UW Medicine appointment page
Provider search
UW Medicine provider search page
UW Medicine provider search page
Urgent care
UW Medicine urgent care page
Clinic and hospital finder
UW Medicine clinic and hospital finder page
UW Medicine clinic and hospital finder page

What colleagues say

Recommendations

What she said

Emily Kastner

"There is no other person I would have wanted to collaborate with... Her meticulous attention implementing the CSS classes and variables we needed was core to the success of tracking performance and ensuring our data was reliable... Development was fast..."

LinkedIn recommendation from Emily Kastner
Stefanni Becker

Principal Designer & Software Engineer

Built in the Pacific Northwest
© Stefanni Becker 2026