Shigeru Hagiwara
マネージャー at SOMPOホールディングス
Chiyoda, Japan
Summary
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SeniorShigeru Hagiwara is a seasoned technology manager with 17 years of experience leading web front-end and operations teams across major Japanese companies, currently managing engineering at SOMPOホールディングス. He began as Yahoo's first new-graduate engineer in the corporate sales division and has a rare mix of hands-on skills spanning Linux, LAMP stacks, CI/CD, Docker, and AWS alongside product- and incident-management expertise. Shigeru has repeatedly driven site launches, vendor-managed development recoveries, ERP-driven factory improvements, and cloud migrations while building testing and escalation workflows that cut incidents and improve delivery. A certified ScrumMaster/PSPO, ITIL and AWS practitioner, he blends agile product thinking with deep operational discipline and a track record of internal awards for excellence. Beyond engineering, he has led cross-functional improvements in data, marketing, and purchasing domains—often embedding with vendors or frontline teams to fix problems directly.
17 years of coding experience
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (38)
spring-data9
database-cleaner9
decrypt9
ddd9
jpa8
html-webpack-plugin8
database8
spring8
data-access8
data-access-layer8
rails8
java8
testing8
postgresql7
mysql7
Programming languages (9)
Github contributions (5)
hgwr/review-tools
Aug 2019 - Mar 2020
This is a tool that automates the review of pull requests for Rails project on GitHub.
Contributions:118 commits, 16 PRs, 92 pushes in 7 months
railsautomatesrubyreviewpull-requests
hgwr/CalloutAlarm
Mar 2018 - Feb 2021
CalloutAlarm - 指定時刻になったら時刻を人の声で読み上げてくれる目覚まし時計アプリ
Contributions:1 release, 2 PRs, 19 pushes in 3 years
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