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Platform User Experience Designer
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Given a scenario, plan methods for validating and testing a design with the end user.
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Describe testing techniques needed for optimal user experiences.
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Given a scenario, evaluate and manage design changes.
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The four severity levels for usability findings: critical, serious, minor, and cosmetic.
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Severity ratings classify usability problems into four levels to guide prioritization and release decisions. Each level signals how urgently a finding must be addressed before a product ships.