I build the tools technical support runs on.
Technical Support Engineer for cross-border e-commerce. I started in network infrastructure and now build AI-native tooling that turns multi-hour investigations into seconds.
Projects
Four roles, one habit: automating the part of the job that shouldn't be manual.
sanctuary — Cross-Border E-Commerce Support Automation
Dec 2025 – PresentOne MCP server that pulls 10+ disconnected support systems into a single investigation interface. 379 tools and 109 machine-enforced guardrails, distilled from 216 documented mistakes. Investigations that once took 2+ hours now resolve in under a minute.
GPU VDI Benchmark Automation
Jun 2025 – Nov 2025Automated GPU benchmarking pipeline for SK E&S virtualized vGPU validation. Cycle time: days → overnight.
Security Solution Provisioning Automation
Jan 2025 – May 2025Slack Bot self-service provisioning across security platforms. Help desk inquiries reduced 70%.
Private 5G Network Design and Deployment
Feb 2023 – Apr 2024Led network architecture for NAVER 1784 and POSCO DX Private 5G. Korea / Japan / U.S. multi-region.
How I think about this work
The most valuable automation removes cognitive load, not complexity. The hard part isn't adding more tools. It's codifying how the agent should behave when something goes wrong.