Pluglink Tech Lead
M&A Tech Integration (PMI)
Led carve-out for TSA termination. Migrated legacy to API Gateway + Lambda serverless.
Tech AWS Lambda API Gateway DynamoDB +
TSA terminated on schedule, OpEx reduced
Jaeyong Kim
Backend & Cloud Architect
Solving complex business problems with technology, delivering measurable impact
IoT Fintech EV Charging Mobility Smart Factory
Impact by Numbers
Proven Business Impact
0+
Years Experience
CTO & Tech Lead Experience
0
Domain Expertise
IoT · Fintech · Mobility
0%
Hardware Cost Cut
SaaG Protocol Design
0M
Revenue Recovered
Payment System Optimization
Problem Solving
Featured Projects
Key projects where complex business problems were solved with technology.
Chain Lightning CTO & Co-founder
SaaG Protocol Design
Designed BLE–HTTPS bridge using smartphones as gateways. Eliminated LTE modems in chargers.
Tech BLE Python AWS ECS +
35% hardware BOM reduction, no comm cost
Pierrot CTO
Payment System Refactoring
Applied Celery async queue + Smart Retry, reducing payment processing time by 94%.
Tech Django Celery EKS +
3hr→10min, $250K recovered
Growth Journey
Career Journey
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
EV Charging Mobility Super App, SaaG Protocol, 0→1
2014-2021
Algorima, Moornmo, LINE, SK Planet, etc.
Backend Engineer
AI Platform, Smart Factory, Large-scale Services
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The more complex the problem, the more interesting it gets. Let's solve it together.