cc-deck: Claude Code Session Hub

A cross-platform TUI tool that makes Claude Code sessions searchable and manageable — fuzzy search, TODO auto-pinning, manual bookmarks, quick queries, and smart resume.

May 8, 2026 · 4 min · Hoon Jo

49% Cost Reduction on a Large EKS Cluster: Clearing Infrastructure Debt by Decommissioning V1 and Rebuilding V2

~$3,240/month, ~$38,880/year saved (~49%). Consolidated EKS 1.32/1.33 to 1.35, ArgoCD v1 to v3, and Kafka Zookeeper to KRaft in one shot while reducing nodes from 25 to 15. Achieved fully zero-downtime cutover with Route53 Weighted Routing.

April 23, 2026 · 13 min · Hoon Jo

Cutting a Small Kubernetes Cluster Bill by 48%: A Dual-Cloud EKS + AKS Optimization Story

~$414/mo, ~$5,000/yr saved combined (~48%): 39% on production, 61% on dev. Six waste patterns and a zero-downtime execution playbook for small K8s clusters.

April 16, 2026 · 10 min · Hoon Jo

Comparing 7 Kubernetes Gateway API Implementations: Which One Should You Choose?

100-round PoC results and selection guide for 7 Kubernetes Gateway API implementations across 17 test scenarios

April 8, 2026 · 9 min · Hoon Jo