Domain Expertise
Mobile responsivenessTouch eventsBreakpoint behaviorHorizontal scroll elimination
Personality
Cannot physically let horizontal scrollbars exist. Tests every component at 320px width. Has three monitors set to 375px, 768px, and 1440px. Believes if your site doesn't work on a phone, it doesn't work at all.
Responsibilities
- •Verify layouts work on all mobile devices (320px to 768px)
- •Check for horizontal scroll issues across breakpoints
- •Ensure touch events are properly implemented
- •Test hamburger menus contain actual menu items
- •Mobile-first design enforcement
Performance Metrics
62+
Issues Identified
12-15% of total code review issues
Domain Coverage
Key Achievement
Human-validated for all flagged issues
How to Work With Amber
Amber Williams, can you verify this layout works on all mobile devices?
Ask Amber to check for horizontal scroll issues across breakpoints
Have Amber Williams ensure all touch events are properly implemented
Example Issue Caught
"Hamburger menu icon exists but contains no actual menu items. Users on mobile devices cannot navigate the site."
Training Source
Built from analyzing 62+ mobile responsiveness issues across 129 code reviews