821
Learners
verifying this skill
1,654
Sessions
completed to date
68
Avg SCI
across all levels
4
Tiers
claimed → peer-endorsed
Peer sessions involve designing interfaces, conducting heuri
Peer sessions involve designing interfaces, conducting heuristic evaluations, or walking through your design process for a given problem.
Your partner evaluates your visual hierarchy, interaction pa
Your partner evaluates your visual hierarchy, interaction patterns, accessibility awareness, and user-centered reasoning.
Rated evidence is committed to your passport and builds your
Rated evidence is committed to your passport and builds your UI/UX Design SCI.
UI/UX Design — facts worth knowing.
The term 'user experience' was coined by Don Norman at Apple in the 1990s – he joined specifically to improve the human interface and took the title 'User Experience Architect'.
Did you know?
Fitts's Law, a mathematical model describing how long it takes to point at a target, was formulated in 1954 – and is still used daily by UX designers to determine button sizes and placement.
Did you know?
A study by Forrester Research found that every $1 invested in UX returns $100 in revenue – a 9,900% ROI that explains why design-led companies consistently outperform the market.
Did you know?
Why UI/UX Design matters.
UI/UX design is the discipline of creating digital interfaces that are visually clear, interaction-efficient, and grounded in how users actually think and behave. It bridges aesthetic judgment and functional design. Lemma sessions evaluate your visual hierarchy, interaction patterns, and user-centered reasoning.
UX debt is among the most expensive technical debt a company can accumulate. Verified UI/UX designers reduce rework cycles, accelerate engineering collaboration, and ship products users actually want to use. Employers are learning that hiring based on portfolio polish alone is insufficient.
821 people are learning this on Lemma
1,654 peer sessions completed
Avg SCI of 68 — tier 3 practitioners
avg SCI on Lemma
UI/UX Design practitioners
Related skills
UI/UX Design verification — common questions
Peer sessions involve designing interfaces, conducting heuristic evaluations, or walking through your design process for a given problem. Your partner evaluates your visual hierarchy, interaction patterns, and user-centered reasoning.
Your UI/UX Design SCI measures visual design proficiency, interaction design quality, information architecture understanding, accessibility awareness, and design process maturity.
UI/UX Design covers the combined practice. If you specialize narrowly (UX research, information architecture, interaction design), your peer session evidence will reflect that focus. Lemma captures what you actually demonstrate.
Common topics include visual hierarchy and typography decisions, responsive layout systems, accessibility (WCAG standards), navigation patterns, user flow analysis, and the rationale behind design decisions.
Google's certificate proves course completion. Lemma verification proves you can design usable interfaces in real time with a peer evaluating your decisions, rationale, and execution quality.
Start verifying your UI/UX Design skills.
Join the waitlist. Your first peer session is free.