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Bellcloud: Redesign
ChatGPT: Case Study
Mentra: New Design
DB: Redesign
Dohee Han:
a global sales-savvy product designer.
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Product Design
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UX/UI Design
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Claude Code
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Vibe Coding
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Prototyping
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Design System
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Responsive Design
PRODUCT DESIGNER
BASED IN GERMANY
2024
Bellcloud Design Project
Designing an industrial gas monitoring system, streamlining industrial workflows and enhancing data scanability
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Desktop UX/UI
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Web Platform Design
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Industrial Safety
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Design System
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Workflow
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UI Component
Streamlining Safety Management through Intuitive Design
Click to see details
Next
2024
ChatGPT Case Study
Redesigning ChatGPT for better prompts, accuracy, and chat history management.
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Product Design
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UX/UI
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Design System
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User Interview
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Desk Research
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User Survey
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Usability Test
You no longer need to ask twice— ChatGPT gets it the first time.
Click to see details
Next
2025
Mentra New App Design
Designing a mental health app that boosts patient engagement with AI and digital phenotyping
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Healthcare
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Data Visualisation
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UX Research
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User Interview
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Design System
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Usability Test
Effortlessly track your mental health — get instant AI guidance.
Click to see details
2024
DB Website Case Study
Designing a responsive, international-friendly booking website for a smoother user experience.
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Desktop Deisgn
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UX/UI Design
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Responsive Design
Simpler booking website
for international travelers.
Click to see details
