Established UI consistency using the MUI component library, improving design-development alignment and reducing developer handoff time.

Designed and developed the company’s first official website (mas9.com) using Framer, defining product positioning and core messaging, and implementing a responsive design.

Translated the entire service platform from Korean to English, adapting terminology for user clarity.

Translated business requirements into clear user flows and lo-fi wireframes by identifying core user tasks across app and web experiences.

Collaborated with designers and developers to ensure intended user flows were accurately implemented, identifying usability issues during QA and supporting on-time product launches.