About

Lee Uyeon profile photo

Lee Uyeon

AI Agent Architect · CTO at UyooLabs
UyooLabs

Philosophy

An engineer who seeks to understand and design the world through autonomy, structure, and deep focus.

My curiosity always begins with the question: “Why does it work this way?” Whether writing code, designing organizations, or optimizing productivity—I see it all as systems. I’m not someone who stops at adding features. I find greater joy in reimagining the fundamental structures and principles that enable things to work.

I shine brightest when I enter hyperfocus. The process of staring at tangled complexity until I find a simple, elegant solution that captures only what’s essential—that’s both my creative method and my pleasure. I don’t generate many ideas; instead, I think by connecting patterns across different domains and rebuilding frameworks from the ground up.

Even when I’m not working, I’m still designing the meta-structure of work itself. I don’t stop engineering—my attention simply shifts toward re-architecting how engineering gets done.

This blog is a trace of that exploration. A record of seeing the world as structure, reconstructing it through principles, and imagining better systems.

Tech Stack

Backend Engineering

Runtime & Language

Node.jsTypeScriptPython

Framework

NestJSExpressFastAPI

Database

MySQLPostgreSQLMongoDBRedisSupabase

ORM & API

PrismaGraphQLWebSocket

Frontend Engineering

Framework

ReactReact NativeNext.jsVite

State Management

ReduxZustand

Styling

Tailwind CSSshadcn/ui

Desktop

Electron

Infrastructure & DevOps

AWS

EC2S3CloudFrontRoute53EKSRDS

Container

DockerKubernetesK3s

CI/CD

GitHub ActionsArgoCDVercelRailway

Monitoring

ElasticsearchPrometheusGrafanaLokiCloudWatch

Web Server

Nginx

AI Engineering

LLM

ClaudeGeminiOpenAI

Agent & Orchestration

Claude CodeMCPLangChainCursor

Reliability & Context

Eval PipelineRAGPrompt Scaffolding

Audio

WhisperGoogle Chirp 3 HDElevenLabsMiniMax

ML Framework

PyTorchHuggingFace

Vector DB

Pineconepgvector

Deployment

Replicatefal.ai

Blockchain

Smart Contract

Solidity

Network

EthereumPolygon

Library

Web3.jsEthers.js

Tools

MetaMaskIPFS

Collaboration & Tools

Project Management

NotionJiraBasecamp

Communication

SlackTeamsGoogle Workspace

Version Control

GitHubGitLab

Design

Figma

Experience

2025.10 - Present

CTO & Co-founder

UyooLabs

Service-as-software business where AI agent harnesses — not people — carry out the work companies used to outsource, delivering finished results. Designing and building the agent architecture, orchestration, and eval-based verification systems, along with agent-native infrastructure that keeps an organization's standards and its actual output in sync.

2025.04 - 2026.06

Generative AI Developer

GrowV Labs

Designed and implemented the AI agent server for iQuve, a real-time video-based interactive tutoring service for children aged 4-6. Conducted LLM benchmark research and built an automated content generation pipeline based on dynamic prompt scaffolding

2024.02 - 2025.09

CTO & Co-founder

EnglishAI

Co-founded AI-powered English education platform. Designed lightweight modular AI stack combining foundation models with custom orchestration logic, and built serverless architecture-based web application

2022.10 - 2024.02

Software Engineer

PLAY3Rwallet

Bootstrapped private beta version of Web3 game wallet. Designed and implemented End-to-End encryption structure to enable seamless key recovery while maintaining security and non-custodial model

2022.03 - 2024.02

Development Team Lead

RPG Republic

Led design and implementation of real-time on-chain/off-chain data synchronization server for XPLA blockchain-integrated mobile game Dear, Ella. Managed overall development and DevOps processes