Wataru Nishiyama
SRE at 株式会社カケハシ
Chiyoda, Japan
Summary
👤
Senior🎓
Top SchoolWataru Nishiyama is an SRE and security engineer with 10 years of experience designing, building, and operating cloud security mechanisms across large multi-account AWS and GCP environments. He led CSPM projects monitoring 500+ cloud accounts/projects, resolved thousands of alerts, and negotiated security policy adoption with dozens of product teams while keeping developer velocity in mind. Skilled in cloud-native controls (GuardDuty, Config Rules, Security Command Center), WAF deployment, IaC, and SIEM integration, he focuses on deterrence, detection, prevention, and recovery that scale across organizations. At DMM he combined hands-on development, log analysis, and policy enforcement to operationalize security for over 90 teams; he now continues that work as an SRE at 株式会社カケハシ. A speech-technology hobbyist by interest, he brings a pragmatic, developer-friendly approach to hardening web services without slowing business.
10 years of coding experience
13 years of employment as a software developer
Bachelor's degree, Ecology engineering course, Bachelor's degree, Ecology engineering course at Toyohashi University of TechnologyElectronics and Information Engineering, Electronics and Information Engineering at Ishikawa National College of Technology
Github Skills (19)
speech9
prediction9
speech-to-text8
speech-synthesis8
ssl7
text-to-speech7
speech-recognition7
asr5
java5
python5
microsoft5
transformers4
huggingface4
evaluation3
perceptual2
Programming languages (4)
Github contributions (5)
Wataru-Nakata/Wataru-Nakata.github.io
Mar 2021 - Apr 2024
Github Pages template for academic personal websites, forked from mmistakes/minimal-mistakes
Contributions:80 pushes in 3 years 1 month
templategithub-pages-templatemmistakesmistakesjekyll
Wataru-Nakata/FastSpeech2-JSUT
May 2021 - Jun 2022
An implementation of Microsoft's "FastSpeech 2: Fast and High-Quality End-to-End Text to Speech"
Contributions:1 review, 31 commits, 4 PRs in 1 year 1 month
end-to-endasrspeech-to-textspeech-recognitionhigh-quality
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