Sean Jeon
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Work

Things I've built, and why

Each project is a short case study — the problem I was solving, the decisions I made, and how it turned out. Not a feature list.

Yureka — AI Study Platform
AIMar 2026 – Present

Yureka — AI Study Platform

An agentic study planner that turns messy student learning data into personalized guidance.

Next.jsTypeScriptLLM AgentsAWS
Sole engineer Engineering
Chonggak Hanwoo — D2C Commerce
WebNov 2025 – Feb 2026

Chonggak Hanwoo — D2C Commerce

A production D2C storefront and back-office a tiny, non-technical team can actually run.

Next.jsPrismaAWSToss Payments
₩7.5M+ First-month revenue
TidyMind — AI Task Prioritization
AIJun 2025 – Aug 2025

TidyMind — AI Task Prioritization

Turning a messy brain-dump of tasks into a reliably ordered plan with LLMs.

ReactNode.jsLLM API
Deeplant — Meat Data Collection
MobileMar 2023 – Dec 2023

Deeplant — Meat Data Collection

A field app for capturing labeled meat-image datasets on rugged PDA hardware.

FlutterFlaskFirebase

© 2026 Sean (Suhyun) Jeon

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