Masahiro Yoshizawa
Site Reliablity Engineer at 株式会社アンドパッド
Yokohama, Japan
Summary
👤
Senior🎓
Top SchoolMasahiro Yoshizawa is a Site Reliability Engineer with 11 years of experience building and operating cloud-native infrastructure, currently at ANDPAD after SRE roles at Nulab and GMO Internet. He blends deep research roots from Hitachi’s Central Research Laboratory with hands-on skills in AWS, Kubernetes, Terraform, Ansible, and CI/CD to deliver resilient, automated systems. Comfortable coding across Java, Ruby, JavaScript and PHP, he also contributes to open-source tooling—most notably improving awscurl’s non-English encoding and Python 2 compatibility. His background in integrated monitoring and virtual network management has produced peer-reviewed publications, reflecting a strong ability to turn academic insights into production-grade observability. Based in Yokohama, he pairs pragmatic SRE practice with data-analysis experience across Hadoop ecosystems.
11 years of coding experience
20 years of employment as a software developer
Master, Master at Tokyo University of Science
Japanese, English
Github Skills (5)
character-encoding10
aws10
curl10
python10
testing10
Programming languages (5)
Github contributions (5)
okigan/awscurl
Nov 2019 - Nov 2019
curl-like access to AWS resources with AWS Signature Version 4 request signing.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 commits, 2 PRs, 5 comments in 6 days
Contributions summary:Masahiro primarily focused on enhancing the `awscurl` tool's compatibility with non-English character sets. They added encoding/decoding functionality within the `awscurl.py` file to correctly handle non-English text data. Additionally, they created and implemented integration tests to validate the proper functionality with both English and non-English input, including a fix for Python 2 compatibility. Furthermore, the user addressed encoding issues in the output of responses.
request-signingsigningaws-clisignatureaws-resources
muziyoshiz/admiral_stats_parser
Jul 2016 - Oct 2019
Contributions:7 releases, 12 PRs, 62 pushes in 3 years 3 months
arcadestatsparseradmiralkancolle
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