Masahiro Nakagawa
Corporate Application Engineer
Yokohama, Japan
Summary
🤩
Rockstar🎓
Top SchoolMasahiro Nakagawa is a Corporate Application Engineer with 17 years of software and field-engineering experience, currently based in Yokohama and recently joining Microchip Technology after four years as an IoT Field Engineer at Canonical. He combines deep back-end and DevOps expertise—evident from sustained contributions to CNCF’s Fluentd ecosystem (Docker images, Kubernetes daemonsets, plugins and core improvements) and performance-focused work on fluent-plugin-elasticsearch and kafka plugins—with a strong systems and build-systems background. His open-source work shows a pragmatic focus on reliability, IPv6, threading and resource cleanup, plus hands-on Docker, Kubernetes and Ruby/Python tooling adjustments that smooth production deployments. Academically grounded with a Ph.D. in Computer Science from West Virginia University, he brings both research rigor and field-proven operational judgment to embedded and cloud-native integration challenges. Notably, he has a track record of improving library APIs and runtime efficiency (including contributions to the D language standard library), reflecting attention to both developer ergonomics and production performance.
17 years of coding experience
12 years of employment as a software developer
Doctor of Philosophy (Ph.D.), Computer Science, Doctor of Philosophy (Ph.D.), Computer Science at West Virginia UniversityMaster's Degree, Computer Science, Master's Degree, Computer Science at California State University-East BayFoothill College
Japanese, English
Github Skills (61)
socket-io10
json10
kubernetes10
docker10
lib10
python10
back-end-development10
debian10
architecture10
docker-image10
amazon-elasticsearch10
testing10
configuration-management10
kafka10
ranges10
Programming languages (16)
Github contributions (5)
fluent/fluentd-docker-image
Aug 2015 - Jan 2021
Docker image for Fluentd
Role in this project:
DevOps Engineer
DevOps EngineerContributions:306 commits, 80 PRs, 238 pushes in 5 years 6 months
Contributions summary:Masahiro primarily focused on modifying the Dockerfile and related scripts to improve the Fluentd Docker image. Their contributions include updating base images, adjusting gem versions, and integrating new components. They also worked on setting environment variables and ensuring proper user setup and execution within the Docker container. These changes suggest a strong emphasis on infrastructure and build processes.
docker-imagedockerfluentd
fluent/fluent-plugin-s3
Oct 2011 - Mar 2021
Amazon S3 input and output plugin for Fluentd
Role in this project:Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:346 commits, 135 PRs, 214 pushes in 9 years 6 months
Contributions summary:Masahiro primarily contributed to the `fluent-plugin-s3` repository by implementing features and fixing bugs related to the plugin's functionality. They added features such as JSON formatting options and the ability to disable HTTPS, suggesting work on data transformation and configuration. Furthermore, the user demonstrated DevOps skills through the introduction of proxy settings and configuration adjustments, improving the plugin's adaptability for diverse environments. Finally, the user demonstrated QA through test fixes.
fluentd-pluginamazonfluentdamazon-s3aws-s3
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