https://www.youngju.dev/blog 천천히 올바르게. AI Researcher & DevOps Engineer Youngju's tech blog. GPU/CUDA, LLM, MLOps, Kubernetes AI workloads, distributed training, and data engineering. ko fjvbn2003@gmail.com (Youngju Kim) fjvbn2003@gmail.com (Youngju Kim) Thu, 02 Jul 2026 00:00:00 GMT https://www.youngju.dev/blog/culture/2026-07-02-how-to-become-kubestronaut-cncf-cka-ckad-cks-kcna-kcsa-roadmap-deep-dive.en https://www.youngju.dev/blog/culture/2026-07-02-how-to-become-kubestronaut-cncf-cka-ckad-cks-kcna-kcsa-roadmap-deep-dive.en A complete 2026 roadmap to becoming a CNCF Kubestronaut: the optimal order for KCNA, KCSA, CKA, CKAD and CKS, per-exam formats and domain weights, cost optimization with bundles and Black Friday, killer.sh strategy, exam-day terminal setup, and a 6-12 month plan for working engineers — plus the Golden Kubestronaut tier. Thu, 02 Jul 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) kubestronautcncfckackadckskcnakcsakubernetes-certificationgolden-kubestronaut https://www.youngju.dev/blog/culture/2026-07-02-how-to-become-kubestronaut-cncf-cka-ckad-cks-kcna-kcsa-roadmap-deep-dive.ja https://www.youngju.dev/blog/culture/2026-07-02-how-to-become-kubestronaut-cncf-cka-ckad-cks-kcna-kcsa-roadmap-deep-dive.ja CNCF Kubestronautになるための完全ガイドです。5つの資格（KCNA・KCSA・CKA・CKAD・CKS）の最適な取得順序、資格ごとの形式・合格ライン・ドメイン比重、費用の最適化、killer.shの活用法、試験ターミナルのセットアップ、働きながらの6〜12ヶ月ロードマップ、さらにGolden Kubestronautまで一気に整理しました。 Thu, 02 Jul 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) kubestronautcncfckackadckskcnakcsakubernetes-certificationgolden-kubestronaut https://www.youngju.dev/blog/culture/2026-07-02-how-to-become-kubestronaut-cncf-cka-ckad-cks-kcna-kcsa-roadmap-deep-dive https://www.youngju.dev/blog/culture/2026-07-02-how-to-become-kubestronaut-cncf-cka-ckad-cks-kcna-kcsa-roadmap-deep-dive CNCF Kubestronaut가 되는 완벽 가이드입니다. 5개 자격증(KCNA·KCSA·CKA·CKAD·CKS)의 최적 취득 순서, 자격증별 형식·합격선·도메인 가중치, 비용 최적화, killer.sh 활용법, 시험 터미널 세팅, 직장인 6-12개월 로드맵, 그리고 Golden Kubestronaut까지 한 번에 정리했습니다. Thu, 02 Jul 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) kubestronautcncfckackadckskcnakcsakubernetes-certificationgolden-kubestronaut