Learning
A handbook, still being written.
The full handbook will grow track by track, lesson by lesson — short, focused, and finishable. Below is the scaffold of what's coming. Pick one you want to write.
0 lessons published · 22 drafting
The handbook is open for authors.
Every card below is a lesson outline waiting for someone to write it. You don't need permission — pick a topic, open a PR with a draft, and it becomes a real lesson on uxe.fyi.
Foundations
The fundamentals everything builds on
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UX principles
Hick’s law, Fitts’s law, mental models, signifiers.
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Accessibility
Keyboard, screen reader, color, motion, focus.
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Interaction design
States, transitions, feedback, recovery.
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Frontend fundamentals
HTML semantics, modern CSS, JS depth.
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Systems thinking
Components, tokens, compositional design.
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Product thinking
Problem framing, scoping, prioritization.
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Engineering
How to ship things that don’t fall over
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Frontend architecture
Composition, state, side effects, boundaries.
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Design systems
Tokens, patterns, primitives, governance.
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Performance
CLS, INP, image strategy, JS budgets.
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Animations
CSS, WAAPI, spring physics, choreography.
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Motion systems
Tokens for time, easing, distance.
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State for UX
State machines, optimistic updates, undo.
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Experience design
The ideas that make interfaces feel human
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Interaction psychology
Perception, anticipation, recovery.
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Trust-building
Errors, deletes, payment flows, undos.
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Onboarding systems
Progressive disclosure, signal-to-noise.
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Emotional design
Tone, copy, micro-celebration.
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Cognitive load
Chunking, defaults, Miller’s rule.
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Perceived performance
Skeletons, optimism, work hiding.
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Real-world UXE
Working inside actual teams
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Working with designers
Reviews, pairing, kicking specs back.
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Working with PMs
Defending craft without slowing the train.
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Speed vs quality
When to ship rough, when to polish.
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Crit & feedback
Receiving design feedback as an engineer.
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