Hi, I’m Heesun!
A Product Designer based in London🇬🇧

I design B2C products, B2B tools, and VR experiences that make complex journeys easier to use

Hi, I’m Heesun!
A Product Designer based in London🇬🇧

I design B2C products, B2B tools, and VR experiences that make complex journeys easier to use

Hi, I’m Heesun!
A Product Designer based in London🇬🇧

I design B2C products, B2B tools, and VR experiences that make complex journeys easier to use

Previous experience @ YMX (B2B), Knowmerce (B2C)

Previous experience @ YMX (B2B), Knowmerce (B2C)

Previous experience @ YMX (B2B), Knowmerce (B2C)

Selected work

Selected work

Work Experience

YMX

UX/UI Designer

Dec 2025 - Jul 2026

  • Standardised UX/UI for a drug abuse prevention VR simulation and implemented UI assets directly in Unity, achieving over 90% consistency between the design and the developed output

  • Used generative AI tools to create design variations faster and automate repetitive tasks

  • Designed a train maintenance scheduling dashboard and used interactive prototypes to support reviews with PMs and engineers

Knowmerce

UX Designer

Jul 2024 - Jul 2025

  • Led end-to-end UX/UI solutions for “fromm”, a global K-pop fandom platform with 280,000+ subscribers

  • Led the UX/UI process for the “Reply” feature for artists, reducing response time from 20 seconds to 5 seconds and increasing message volume by 4.6%

  • Redesigned the subscription renewal journey, increasing subscription conversions by 39%

  • Conducted user interviews and competitor research to find design insights, sharing findings in team study sessions to improve research quality

  • Improved design systems and streamlined the design to development handoff process, enhancing team communication and minimising resource waste

  • Collaborated with PMs and engineers in three-week sprints to align B2B/B2C requirements, formalise the collaboration process, and work efficiently toward a consistent user experience