I design interactions that translate subtle human signals across senses, so people with different cognitive and sensory abilities can share the same experience.
Multimodal Subtitle, Sensory Translation
Subtitles that let hearing-impaired viewers immerse in the movie’s emotions & context
Nonverbal Signals, Multimodal Feedback
A baby's cry causes analysis using a wearable device & an application
Cognitive Accessibility, Attention-Guided Interaction
Ambient Guidance, Spatial Communication
Behavioral Signals, Responsibility Design
Trust Signals, Behavior-Driven Trust
Brand Design (2023)
Illustration Artworks (2021)
Graphic Artworks (2021)

Lydia Yang
CEO, Co-founder of Big Wall Digital
Yunjin tackled a long-standing problem with remarkable creativity and persistence. She solved challenges that no one else could easily answer, bringing a fresh, user-centered perspective and outstanding design sense that became a turning point for our project. Her contribution not only transformed the outcome but also gave the entire team new energy. Working with her was truly reassuring, and I am confident she will never hesitate to take on new challenges.

Hyunjin Kim
5th-year Backend Developer
Formerly an AWS Cloud Engineer

YeonJae Lee
CTO, 9th-year Frontend Developer
She is an invaluable member of the team. Not only does she have outstanding skills, but her positive attitude also makes collaboration smoother and more productive. Even when we had to make major changes to the recommendation system midway, she quickly incorporated feedback, thoughtfully considered the development process, and consistently delivered results that exceeded expectations.













