Keisuke Hosaka
Quality Assurance Specialist at 日立
Japan
Summary
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Senior🎓
Top SchoolKeisuke Hosaka is a Quality Assurance Specialist based in Japan with 13 years of experience ensuring software reliability and process rigor. Currently at 日立, he brings deep domain knowledge in quality practices shaped by an engineering education from 慶應義塾大学’s management engineering program. Keisuke combines methodical testing approaches with a systems-thinking mindset to reduce defects and improve release confidence across complex projects. Known for attention to detail and cross-team communication, he often bridges product, development, and operations to make quality measurable and repeatable. Quietly pragmatic, he favors data-driven improvements and incremental automation to scale QA impact in large enterprise environments.
13 years of coding experience
理工学部, 管理工学, 理工学部, 管理工学 at 慶應義塾大学Programming languages (1)
Github contributions (2)
kowacmp/ss_kanri
Jul 2012 - Sep 2012
Contributions:98 commits in 2 months
ksuk1972/my_sys
Apr 2015 - Apr 2015
Contributions:1 branch in 1 day
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