Eunsung Song

Product Designer

Product designer with over 10 years of experience in healthcare, B2B and consumer products. I focus on design that is useful for users and produces measurable results for the business.

01Experience

Product Designer (Contract) · HealthTap

Santa Clara, CA06/2025 – Present

UX design, from research to launch, for HealthTap contract projects that make clinical work more efficient.
Redesigned the prescription renewal flow for physicians, reducing completion time by 90%.

Lead UX Designer · LG Electronics USA

Santa Clara, CA02/2023 – 06/2025

Led UX design for a computer vision–based hospital patient monitoring system, contributing to 23% fewer patient falls after launch.
Delivered a Proof of Concept (PoC) for a persona-driven AI assistant and a generative AI music generator.
Ran design sprints with product, engineering and other teams to agree on the Telehealth product vision and roadmap priorities.
Managed 2-week design sprints in Agile cycles with product management and engineering, so the team delivered quickly and with good quality.

Senior Product Designer · Roofstock

Oakland, CA01/2022 – 10/2022

Led user research to find the features with the most impact. The findings were used in the product roadmap while the company was growing fast.
Designed core components for a new design system, so the design stays consistent across platforms.

Career break · Family responsibilities, Seoul

04/2021 – 12/2021

Senior Product Designer · HealthTap

Mountain View, CA09/2016 – 03/2021

Led end-to-end design of HealthTap Virtual Primary Care, resulting in 2× subscription retention, 3× total revenue and +12% NPS.
Designed a doctor-facing practice management system that improved physician efficiency and care delivery.
Led the creation and adoption of HealthTap’s Design Language System with 3 product designers and a lead engineer, significantly increasing productivity for design and engineering teams.

Senior UX Web Designer · Kidaptive

Mountain View, CA02/2016 – 09/2016

Conducted user interviews to identify current challenges and user needs in the Hodoo English app.
Delivered the first-time user experience for the Hodoo English app, including sign-up and subscription flows.

Interaction Designer · Fandom

San Francisco, CA01/2013 – 02/2016

Created a power-user dashboard that improved overall wiki content quality by 12%.
Redesigned the video product module, contributing to a 32% increase in video revenue through iterative A/B testing.

02Skills & Education

Design practice: Vibe Coding · Product Design · UI Design · UX Strategy · Interaction Design · Information Architecture · Wireframing · Animated Prototyping · Design Systems · Design Tokens · Typography · Graphic Design · Iconography
User research: User Interviews · Usability Testing · A/B Testing · Journey Mapping · Competitive Analysis
Tools: Claude Code · Figma · Sketch · Adobe Creative Suite
Education: Bachelor’s Degree in Graphic Design · Seoul National University · Seoul, South Korea