TK
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Taeho (TK) Kim

Fullstack UX Engineer

20+ years building scalable web apps with React, Python, and Django. Passionate about crafting intuitive products and mentoring engineers.

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Featured Work

Site Evolution

How this portfolio evolved from 2017 jQuery to Next.js 15. The rebuild journey, UX decisions, and what's next.

Progress89%
Next.js 15
React 19
MUI v7

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Donation Mentoring
Donation Mentoring

A mentoring platform that pairs one-on-one sessions with UNICEF donations.

Next.js
UNICEF
Social Impact
Bay Area K Group
Bay Area K Group

Bay Area nonprofit with 8,000+ members. VP, IT Support, and Design Committee.

NPO
WordPress
Social
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What I Bring

Building performant, accessible interfaces with modern React patterns. From component architecture to animation systems, I focus on experiences that feel right.

React 19
TypeScript
Next.js 15
MUI v7
Framer Motion
Redux
JavaScript
HTML/CSS

Latest Posts

Latest Posts

Testing What You Haven't Built Yet
Mar 21, 2026
Testing What You Haven't Built Yet

A broken tag input for new mentors revealed that our migration testing only covered existing users, not the people who would come next

Preparing for the Cloud
Mar 15, 2026
Preparing for the Cloud

A beautiful new interface still talking to the old backend. Before Manuscript Alert can live on the cloud, it needs versioned APIs, configurable settings, and a way to show progress in real time.

The New Face
Mar 14, 2026
The New Face

Seven posts of invisible work behind the scenes. This is where the migration becomes something researchers can actually see and touch -- a completely redesigned interface built for how they actually work.

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Let's Connect

Interested in collaborating or just want to say hi? Reach out through any of these channels.

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