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Product designer · systems and interaction

Judgment you can interview for.

Frame product decisions, experiments, and results as evidence of judgment.
EXPERIMENT / 04
Decision evidenceValidate pricing upgrade conversion thresholds.

Selected index

Three projects. Three kinds of judgment.

01

Campus Route

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

Open case
02

Signals Library

Evidence stays close enough to inspect and reuse.

Open case
03

Member Toolkit

A working artifact makes the result concrete.

Open case

Case study

Validate pricing upgrade conversion thresholds.

SignalUpgrades dropped 20% after billing step refactoring.
DecisionReduce check fields and add direct stripe checkout.
PrototypeSplit test checkout flow with 200 pilot signups.

Process notes

The messy middle stays visible.

Interview notes
System map
Prototype states

Portfolio and casebook

Casebook that shows product judgment

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