Norito Agetsuma
Senior Technical Support Engineer at Red Hat
Chiba Prefecture, Japan
Summary
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SeniorNorito Agetsuma is a Senior Technical Support Engineer with 11 years of experience specializing in Java application servers, JVM performance tuning, and Elastic Stack solutions. Based in Chiba, Japan, he has supported and optimized production JBoss and Tomcat environments and served as an in-house solution architect and troubleshooter at NTT COMWARE before joining Red Hat. A two-time Java Day Tokyo speaker hosted by Oracle Japan, he blends deep diagnostics and code-level analysis to resolve complex performance issues. Known for bridging development and operations, he brings practical hands-on engineering coupled with a history of architecting observability and performance improvements in enterprise systems.
11 years of coding experience
10 years of employment as a software developer
Github Skills (66)
mojolicious10
websocket10
webserver10
non-blocking10
jboss10
blocking10
wildfly10
httpd10
ibatis10
java10
http-server10
java-nio10
servlet10
reactive9
golang9
Programming languages (6)
Github contributions (5)
nagetsum/jboss-openshift-examples
May 2019 - Mar 2025
Contributions:48 pushes, 6 branches in 5 years 11 months
nagetsum/quarkus-glassfishjp
May 2019 - Dec 2019
Quarkus demo application for meetup event
Contributions:25 commits, 24 pushes, 3 branches in 7 months
spring-bootjavaquarkus
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