User Experience Optimization
Moving beyond "looking good" to "working well". Data-driven design decisions.
1. Guiding Principles
Psychological laws that govern how users interact with interfaces.
Doherty Threshold
Productivity soars when computer and its users interact at a pace (<400ms) that ensures that neither has to wait on the other.
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2. A/B Testing
Never guess what works. Test variations with real users to find the highest converting design.
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Live Conversion Metrics
Version A Conversion30%
12 conversions
Version B Conversion (Winner)70%
28 conversions
Insight: Version B is currently winning. The high contrast color and directional cue (Arrow icon) likely contribute to better engagement.
3. Core Web Vitals
Google's metrics for user experience. Performance directly impacts conversion.
LCP
Largest Contentful Paint
Good
2.40s
Target: < 2.5sCurrent: 2.40
FID
First Input Delay
Good
85ms
Target: < 100msCurrent: 85
CLS
Cumulative Layout Shift
Good
0.05
Target: < 0.1Current: 0.05
4. Optimization Checklist
Practical steps to improve your metrics and user retention.