Kayna Huang

I'm a Product Designer currently studying Human-Computer Interaction & Political Science at Columbia.
Craft with and beyond intelligence, to renew what already exists.

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What is design?

FOCUSDesign/Build, 0-1 AI-native scalable product
IN MANHATTAN

Crafting Products Used by Millions

HeyGen, Forbes AI 50

Product Design · Summer 2025

HeyGen, Forbes AI 50

Architecting a seamless AI video translation and digital avatar experience for enterprise-scale communication.

Lluna, AI SaaS

Full Stack · AI SaaS · 2026

Lluna, AI SaaS

An AI vertical SaaS for medical spas — turning every client touchpoint into higher spend, stronger retention, and measurable revenue growth.

Perplexity Travel
Coming Soon

Concept Project · 2026

Perplexity Travel

Exploring how AI expands the boundary of traditional travel agent interfaces to assist user's travel plan making.

Personal Project · 2026

FDA Fillers Selector

The fastest filler reference tool for consumers: search any area, get ranked recommendations for FDA authorized fillers in seconds.

Personal Project · 2026

Claude / MiniApp

A statistical tool running with LLM API designed to help angel investors rapidly analyze and benchmark early-stage startups.

Columbia HCI Review

School Magazine · 2026

Columbia HCI Review

Leading the visual identity and social media design strategy for Columbia's first student-led Human-Computer Interaction publication.