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June Gu

SRE with 5+ years in production infrastructure. Writing about multi-account AWS, zero-downtime migrations, AI-powered observability, and FinOps from real work.

Korea, South Joined on Mar 7, 2026 http://linkedin.com/in/june-gu

Education

B.Eng Computer Science — Kumoh National Institute of Technology

Work

Site Reliability Engineer at NAVER Corporation

June Gu

Mar 22

The Pre-Flight Checklist: 9 Things to Analyze Before Cutting Any AWS Cost

#aws #finops #sre #reliability

14 min read

June Gu

Mar 22

Downsizing Without Downtime: An SRE's Guide to Safe Cost Optimization

#aws #finops #sre #reliability

13 min read

June Gu

Mar 22

FinOps for SREs: Cutting Costs Without Breaking Things

#aws #finops #sre #devops

3 min read

June Gu

Mar 22

How I Found $12K/Year in AWS Waste Across 4 Accounts — Without Touching Production

#aws #finops #cloudcost #sre

12 min read

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