Yudai Iwasaki
Development Lead at NTT (Nippon Telegraph and Telephone Corporation)
Palo Alto, California, United States
Summary
🤩
Rockstar🎓
Top SchoolYudai Iwasaki is a Development Lead with 13 years of experience building and operating cloud-native infrastructure and distributed systems from Palo Alto. He combines hands-on backend and DevOps expertise—contributing to high-profile OSS projects like etcd and Cloud Foundry BOSH—with leadership at NTT Innovation Institute and long-standing work on Cloud Foundry releases. Comfortable in Go and systems-level engineering (and known to debug UTF-8 terminal quirks in his gotty project), he focuses on robust client-side balancers, deployment lifecycle automation, and infrastructure-as-code. Colleagues describe him as pragmatic: he balances shipping reliable production tooling with careful refactors that simplify complex deployment and configuration workflows.
13 years of coding experience
Master's degree, Master's degree at Keio University
Japanese, English
Stackoverflow
1reputation
0reached
1answer
0questions
Github Skills (36)
cloud-foundry10
utf10
configuration-management10
terminal-emulator10
distributed-systems10
bash10
terminal-application10
etcd10
automation10
go10
infrastructure-as-code10
automations10
emulation10
devops10
admin9
Programming languages (8)
Github contributions (5)
yudai/gotty
Aug 2015 - Dec 2017
Share your terminal as a web application
Role in this project:
Back-end Developer
Back-end DeveloperContributions:191 releases, 204 commits, 58 PRs in 2 years 4 months
Contributions summary:Yudai contributed to the core functionality of the gotty project, focusing on improving the handling of UTF-8 encoding, which was causing issues in the terminal output. Their work involved addressing a bug related to invalid UTF-8 bytes and implementing a more robust solution with the utf8reader package. Additionally, they made changes to the application logic related to process management, specifically ensuring processes are not left defunct and setting up terminal window title.
browserjavascriptweb-applicationttywebsocket
etcd-io/etcd
Oct 2016 - Apr 2018
Distributed reliable key-value store for the most critical data of a distributed system
Role in this project:Backend Developer
Backend DeveloperContributions:31 commits, 21 PRs, 175 comments in 1 year 6 months
Contributions summary:Yudai focused on improving the client-side balancer in the etcd project. Their contributions included addressing how the balancer handles the `FailFast` option and ensuring it respects blocking wait options. Additionally, the user made several code changes related to authentication, cluster management, and lease management within the clientv3 package. Furthermore, they contributed to the compactor and v3rpc modules, including performance and error handling improvements.
etcdcriticalconsensusdistributed-systemreliable
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