PT Yejun Tak

Senior UX designer for complex workflows and clear decisions.

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01Selected work

Projects you can explore.

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Motion Design

Identity, type, and stories in motion.

Microsoft Substrate Day event content, Warflower for Netflix Animation, BLOXX music-video animation, and Vita healthcare promotion.

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02Proof

12 years across enterprise, healthcare, fintech, and consumer.

03Research

Evidence before engineering commitment.

The HCAI Engineering-Handoff Profile reviews current workflows, testable requirements, recovery paths and human oversight costs before a bounded engineering decision.

v0.1-rc.4-candidate · QUICK-6, MCP + Skill · Actual external use and empirical validation remain to be established.

Engineering reviewIllustrative
Proposed workflowPolished
Measured baselineMissing
Stop at gate 1

Insufficient evidence. ROI indeterminate.

A bounded engineering decision begins with today's workflow.