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Jaeyong Kim - AI-native Engineer & Systems Architect

Jaeyong Kim

AI-native Engineer & Systems Architect

Innovating business with technology and AI

Tax AI Agentic AI Fintech EV Charging LegalTech TravelTech

Impact by Numbers

Proven Business Impact

0+
Years Experience
AI-native & systems architecture
0
Domain Expertise
Tax AI, Fintech, EV charging and more
0M KRW
Receivables Recovered
Pierrot payment stabilization
0M KRW
Azure Credits Secured
MS Launcher program selection

Problem Solving

Key Achievements

Key projects where complex business problems were solved with technology.

EY Han Young Assistant Director, IT PM

AI-native Tax Platform

Designed a multi-agent tax AI assistant and agentic workflows for investment tax review, VAT reconciliation, and contract review.

Tech Azure Serverless Multi-agent Hybrid RAG +
Built the foundation for a Big 4 tax work platform
Pluglink Tech Lead

M&A Technology Integration

Led the carve-out migration stream required to exit the TSA after Pluglink acquired Hanwha Solutions' EV charging business.

Tech AWS Lambda API Gateway Serverless +
Contributed to technical independence and TSA termination
Pierrot Company CTO

Fintech Payment Stabilization

Resolved bulk payment bottlenecks with a Django and Celery async queue, idempotency keys, and Smart Retry.

Tech Django Celery Redis +
Reduced 3 hours to roughly 10 minutes, recovered KRW 330M
Chain Lightning Company CTO & Co-founder

Generative AI Product Pivots

Led AI-native pivots into D.PILOT, Documate, Tripmate TravelGPT, AI itinerary planning, and travel companion platforms.

Tech Azure OpenAI GPT-4 Function Calling +
Expanded into legal tech, document AI, and travel tech

Growth Journey

Career Journey

2026-Present

EY Han Young

Assistant Director, IT PM

AI-native accounting and tax platform, multi-agent tax AI assistant, agentic workflow

Currently Working
2025

Pluglink

Tech Lead

EV Charging Platform, M&A Tech Integration (PMI)

2024-2025

Pierrot Company

CTO

Electronics Subscription, Payment System, TIPS

2021-2024

Chain Lightning

CTO & Co-founder

0→1 EV charging platform, SaaG Protocol, generative AI pivots into D.PILOT and Tripmate

2014-2021

Algorima, Moornmo, LINE, SK Planet, etc.

Backend Engineer

AI education platform, smart factory, large-scale commerce data, and ad quality automation

Looking for New Opportunities?

Ready for Your Next Challenge?

The more complex the problem, the more interesting it gets. Let's solve it together.