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HANA CHOI · PRODUCT DESIGNER

From product direction to UX/UI and working interfaces. I connect human actions with the way technology responds.

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HOW I WORK

From product intentto human experience.

A vintage CRT screen with one illuminated path among several options, representing product direction
From research to a clear product direction

Define the direction.

Start with the context, the research, and the constraints. Decide what to build, and why it needs to exist.

Organic and digital signals meeting as feedback on a vintage CRT screen
From action to signal, from signal to feedback

Connect people and devices.

Wearing, moving, waiting for a signal. Connect physical actions and digital responses into one continuous experience.

Loose rectangles resolving into an aligned working interface on a vintage CRT screen
From components to a working interface

Make it work.

Carry planning and design through to frontend implementation. Bring interaction states and component rules into working interfaces.

SELECTED WORK / 01—06

Different technologies.Six human experiences.

Medical devices, wearables, operating platforms, product strategy, and experimental research.

WHAT I BRING

Three principles behind the work.

  1. Frame the product

    I connect use contexts, research, and product constraints to decisions about what to build.

    Product strategy / Research

  2. Connect physical and digital

    Working with hardware and medical data analysis teams, I design how people fit a device, wait for signals, act, and interpret the response.

    Device interaction / Data translation

  3. Carry the idea into code

    I carry product planning and interface design through to frontend implementation, connecting interaction states, components, and delivered screens.

    UX/UI / Design systems / Frontend

EXPERIENCE / 2014—2026

Building experience. Expanding possibilities.

Connecting the physical and digital across B2B technology, manufacturing, and healthcare.

2024.05—Present · 2Y 4M

OBELAB

Product Designer / Senior

I own product planning, UX/UI design, and frontend implementation across a physical–digital product portfolio. I work with hardware and medical data analysis teams to connect device states, data, and user actions.

  • Planning → design → frontend
  • Hardware collaboration
  • Medical data translation
  • Five product surfaces

2018.08—2023.08 · 5Y 1M

Beautymakers

Lead UX/UI Designer / Founding Member

I translated cosmetics manufacturing into a B2B platform and app that connect search, quoting, and collaboration. I owned the full product experience—from discovery, IA, UI, and design systems to frontend implementation and launch.

  • Founding member
  • Product pivots
  • Manufacturing information architecture
  • Frontend implementation

2014.07—2018.07 · 4Y 1M

IBM Korea

Digital Designer

I translated complex B2B technology into websites, campaigns, and information graphics. I partnered with marketers on digital campaigns and managed internal event branding and the corporate website.

  • Corporate web
  • B2B campaigns
  • Information graphics

Freelance & Independent

2023.01—09

EMK Korea

Design & Development Lead

CI redesign after M&A / bilingual Korean–English WordPress site

2022.02—2023.03

Haenam Cheonilgwan

Branding Design Lead

Centennial logo / packaging / environmental graphics / bilingual website

SIDE PROJECT

Poto France

Project Lead

French-learning content strategy / 10,000 followers

2021.09

Planeteers

Brand / Web Design

Brand identity / website / brochure

2018.07—2019.05

C Channel Korea

UX/UI / E-Commerce

Korea branch website / Cafe24 commerce build and operations

Research & Publication

2026 · First author · KCI-indexed

Effect of Information Hierarchy Design on User Cognitive Load in Micro-text Environments

Using KakaoTalk notification onboarding messages as stimuli, I ran a 2×2 factorial experiment with 125 participants to test whether information chunking and visual emphasis improve comprehension. Industry Promotion Research 11(3), 251–262.

View research caseView DOI record

Education

2025.09—Present

Hongik University IDAS

M.S. candidate, Smart Design Engineering

Research focus / physical UX, cognitive load, physical–digital experiences

2010.02—2014.02

Hansei University

B.A. in Theology

Languages

Korean
Native
English
Professional working proficiency · OPIc Advanced Low / 2026
French
DELF B1 / 2024

Capabilities

Product strategy / Information architecture / Design systems / Data visualization / Interaction design / Visual identity / Accessibility

Figma / HTML / CSS / JavaScript / Vue.js / WordPress

Résumé PDF

LET’S CONNECT

Let’s shapewhat comes next.

I want to carry my experience with hardware and data into robotics and physical UX. Let’s talk about a new challenge.

Get in touch
hanac0627@gmail.comLinkedIn