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Product designer · systems and interaction

Process that proves taste.

Show the decision trail, constraints, iterations, and measurable result behind a design.
CASE / 03
Selected case studyA campus service rebuilt around the moment of uncertainty.

Selected index

Three projects. Three kinds of judgment.

01

Campus Route

Problem, constraint, and the decision that changed the direction.

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02

Signals Library

Evidence stays close enough to inspect and reuse.

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03

Member Toolkit

A working artifact makes the result concrete.

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Case study

Verify target tap accuracy on mobile viewports.

SignalUsers misclicked sidebar controls by 14%.
DecisionExpand target hit boundaries to min 44px.
PrototypeRun user click-path heatmaps on 390px viewport.

Process notes

The messy middle stays visible.

Interview notes
System map
Prototype states

Portfolio and casebook

Case study that proves your process got results

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