Katsutoshi Nagaoka
Engineer at 株式会社 サイバーエージェント
Shibuya, Japan
Summary
👤
Senior🎓
Top SchoolKatsutoshi Nagaoka is a Principal Platform Engineer and Platform Division Manager at AbemaTV with 11+ years at CyberAgent, known for leading cloud and platform teams and shaping large-scale CI/CD and delivery practices. He progressed from hands-on software engineer roles to technical lead and manager positions, balancing architecture, platform reliability, and team leadership across the company. A Gopher and pragmatic DevOps engineer, he has contributed to the well-regarded fourkeys project by adding CircleCI integration, improving deployment queries and logging to better measure software delivery metrics. Based in Shibuya and educated at the University of Tsukuba, he opens DMs for solution proposals or side projects but prefers to engage on topics that match his interests. Colleagues value his blend of deep platform expertise and practical improvements that directly enhance operational visibility and pipeline robustness.
11 years of coding experience
学士, 第三学群 情報学類, 学士, 第三学群 情報学類 at 筑波大学
Github Skills (11)
monitoring10
circleci10
devops10
python10
metric10
cicd10
sql8
terraform7
terraformer7
bash7
gcp6
Programming languages (8)
Github contributions (5)
dora-team/fourkeys
Sep 2021 - Oct 2021
Platform for monitoring the four key software delivery metrics of software delivery
Role in this project:
DevOps Engineer
DevOps EngineerContributions:3 reviews, 21 commits, 10 PRs in 1 month
Contributions summary:Katsutoshi primarily focused on integrating and configuring CI/CD pipelines, specifically for CircleCI, within the fourkeys project. They added CircleCI integration by creating parser code, and modifying existing configuration. Further improvements include correcting a bug in the deployments query and also modifying the logging for improved debugging. The user's work directly supports the project's goal of monitoring software delivery metrics.
grafanaprometheusfourmetricssoftware-delivery
na-ga/pipe
Jan 2021 - Apr 2025
Continuous Delivery for Declarative Kubernetes, Serverless and Infrastructure Applications
Contributions:6 pushes, 4 branches in 4 years 3 months
devopsserverlesscontinuousdeclarativeinfrastructure
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