About
Iām Hyeonjee, a product designer turning empathy into measurable impact across healthcare, AI, & global digital experiences.
Momitalk Global
Turning a Low-Engagement AI Feature into a Daily Companion
Enhanced AI-driven conversations by expanding topic coverage, improving contextual relevance, and integrating smart engagement triggers to keep users coming back.
Healthcare
UI/UX
Conversational AI
Content Strategy
Prompt Design
Momitalk Global
Revamping Health Tracking to Increase Retention
Improved pregnancy tracking by making logging effortless, introducing real-time insights, and reinforcing engagement with AI-driven guidance and habit-building elements.
Healthcare
UI/UX
Behavioral Design
Data Visualization
Design System
AI Integration
Momitalk Global
Streamlining Family Invitations for Better Usability and Adoption
Redesigned the Family Invitation flow and More Tab navigation, reducing friction, clarifying access levels, and improving overall discoverability.
Healthcare
UI/UX
Account-Sharing
User Management
Settings
Optimization
EQUIP
Optimizing the Digital Car-Buying Journey to Drive Conversions
Simplified the car-buying journey by enhancing transparency, streamlining scheduling, and personalizing recommendations, empowering car buyers.
Retail
0-1
User Research
UI/UX
Design System
Product Marketing Collateral
Playground
Lunar New Year Celebration
An event identity celebrating the Lunar New Year through symbolic visuals, blending tradition with modern design.
Branding
Poster
Promotional MaterialsIllustration
Illustration
Second Aid Kit
A first aid kit for emotional well-being, designed to help relieve stress and promote mental health through design.
Branding
Packaging
Spatial Design
Resume
About
Iām Hyeonjee, a product designer turning empathy into measurable impact across healthcare, AI, & global digital experiences.
Momitalk Global
Turning a Low-Engagement AI Feature into a Daily Companion
Enhanced AI-driven conversations by expanding topic coverage, improving contextual relevance, and integrating smart engagement triggers to keep users coming back.
Healthcare
UI/UX
Conversational AI
Content Strategy
Prompt Design
Momitalk Global
Revamping Health Tracking to Increase Retention
Improved pregnancy tracking by making logging effortless, introducing real-time insights, and reinforcing engagement with AI-driven guidance and habit-building elements.
Healthcare
UI/UX
Behavioral Design
Data Visualization
Design System
AI Integration
Momitalk Global
Streamlining Family Invitations for Better Usability and Adoption
Redesigned the Family Invitation flow and More Tab navigation, reducing friction, clarifying access levels, and improving overall discoverability.
Healthcare
UI/UX
Account-Sharing
User Management
Settings
Optimization
EQUIP
Optimizing the Digital Car-Buying Journey to Drive Conversions
Simplified the car-buying journey by enhancing transparency, streamlining scheduling, and personalizing recommendations, empowering car buyers.
Retail
0-1
User Research
UI/UX
Design System
Product Marketing Collateral
Playground
Lunar New Year Celebration
An event identity celebrating the Lunar New Year through symbolic visuals, blending tradition with modern design.
š„ Won Indigo Design Award: Gold in Promotional Materials
š„ Won Indigo Design Award: Gold in Poster & Brochure
š„ Won Indigo Design Award: Silver in Illustration
Branding
Poster
Promotional MaterialsIllustration
Illustration
Second Aid Kit
A first aid kit for emotional well-being, designed to help relieve stress and promote mental health through design.
š Exhibited at Design Art Fair
š Exhibited at Seoul Design Festival
š° Featured in Magazine, Monthly Design
Branding
Packaging
Spatial Design
Resume
About
Iām Hyeonjee, a product designer turning empathy into measurable impact across healthcare, AI, & global digital experiences.
Momitalk Global
Turning a Low-Engagement AI Feature into a Daily Companion
Enhanced AI-driven conversations by expanding topic coverage, improving contextual relevance, and integrating smart engagement triggers to keep users coming back.
Healthcare
UI/UX
Conversational AI
Content Strategy
Prompt Design
See how I boosted AI engagement
Momitalk Global
Revamping Health Tracking to Increase Retention
Improved pregnancy tracking by making logging effortless, introducing real-time insights, and reinforcing engagement with AI-driven guidance and habit-building elements.
Healthcare
UI/UX
Behavioral Design
Data Visualization
Design System
AI Integration
See how I increased retention
Momitalk Global
Streamlining Family Invitations for Better Usability and Adoption
Redesigned the Family Invitation flow and More Tab navigation, reducing friction, clarifying access levels, and improving overall discoverability.
Healthcare
UI/UX
Account-Sharing
User Management
Settings
Optimization
See how I improved adoption
EQUIP
Optimizing the Digital Car-Buying Journey to Drive Conversions
Simplified the car-buying journey by enhancing transparency, streamlining scheduling, and personalizing recommendations, empowering car buyers.
Retail
0-1
User Research
UI/UX
Design System
Product Marketing Collateral
See how I streamlined the car-buying journey
Playground
Lunar New Year Celebration
An event identity celebrating the Lunar New Year through symbolic visuals, blending tradition with modern design.
š„ Won Indigo Design Award: Gold in Promotional Materials
š„ Won Indigo Design Award: Gold in Poster & Brochure
š„ Won Indigo Design Award: Silver in Illustration
Branding
Poster Design
Promotional Materials
Illustration
See Case Study
Second Aid Kit
A first aid kit for emotional well-being, designed to help relieve stress and promote mental health through design.
š Exhibited at Design Art Fair
š Exhibited at Seoul Design Festival
š° Featured in Magazine, Monthly Design
Branding
Packaging
Spatial Design
See Case Study
Resume