Kyohei Mizumoto
SRE, CSIRT at 3-shake Inc.
Tokyo, Japan
Summary
👤
Senior🎓
Top SchoolKyohei Mizumoto is an SRE and CSIRT practitioner based in Tokyo with eight years of experience building and operating cloud-native infrastructure using Kubernetes and public cloud. At 3-shake Inc. he combines site reliability engineering with incident response, vulnerability assessment, and cyber exercise leadership to keep production systems resilient and secure. His background as a software developer at PCA Corporation gives him strong hands-on engineering chops and an appreciation for reliable, maintainable systems. Comfortable bridging dev and security teams, he focuses on pragmatic automation to reduce toil and accelerate safe deployments. He leverages a Tokyo University economics education to bring a metrics-driven, risk-aware perspective to operational decision making. Colleagues rely on him for measured incident coordination and practical hardening strategies that consider both infrastructure and organizational readiness.
8 years of coding experience
9 years of employment as a software developer
Bachelor, Economics, Bachelor, Economics at Tokyo University
Github Skills (15)
sass10
javascript10
single-page10
bootstrap9
azure9
css9
kubernetes8
shake8
microsoft-azure7
microsoft7
rails3
ruby3
cloud-native1
docker1
k8s1
Programming languages (9)
Github contributions (5)
kyohmizu/devportfolio
Feb 2019 - Mar 2022
A lightweight, customizable single-page personal portfolio website template built with JavaScript and Sass
Contributions:3 reviews, 13 PRs, 45 pushes in 3 years 1 month
templatesasspersonal-pagecssjavascript
kyohmizu/k8s-mycluster
Sep 2020 - Mar 2022
Contributions:13 reviews, 9 PRs, 23 pushes in 1 year 5 months
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