Chanhyeok Seo

Systems, cloud, and the operations that keep them boring.

Practical insights from building and operating modern systems at scale.

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Building resilient systems without excess complexity

Patterns and trade-offs for designing systems that stay reliable under change without over-engineering every layer.

Latest notes

Selected work

Senior Engineer

Correlation tooling that groups alerts, deploys, and dependency signals into a single incident narrative for responders.

Staff Engineer

A production-grade Kubernetes platform that standardizes deployments, ensures reliability, and streamlines operations across multiple teams.

Staff Engineer

A reporting and remediation pipeline that continuously finds unused AWS capacity and turns it into ranked, owner-assigned actions.