Hirokatsu Endo
Founder Director at ObjectFanatics Ltd.
Chiyoda, Japan
Summary
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SeniorHirokatsu Endo is a founder and director with 12 years of experience specializing in mobile web application development for Japanese carriers (docomo, au, SoftBank). He brings deep Java back-end expertise (JSP, J2EE, Hibernate, Spring, Maven) combined with front-end skills in HTML, JavaScript and CSS, plus practical ops knowledge of Tomcat, Apache, MySQL and Linux. After five years as a systems engineer focused on carrier mobile sites, he launched ObjectFanatics to deliver end-to-end mobile solutions and consulting. Comfortable across the full stack, he emphasizes robust, standards-based integrations using XML and SOAP where legacy carrier systems demand reliability. Based in Chiyoda, Tokyo, he pairs entrepreneurial leadership with hands-on engineering, often bridging client requirements into production-ready systems. An attention to carrier-specific constraints and long-tenured industry experience make him a pragmatic partner for mobile initiatives in Japan.
12 years of coding experience
5 years of employment as a software developer
Stackoverflow
192reputation
170kreached
3answers
1question
Github Skills (77)
vue-table10
datatable10
data-management10
excel10
datagrid10
spreadsheet10
angular-table10
xlsx10
javascript-tools10
data-import10
handsontable10
grids10
grid10
javascript9
angular9
Programming languages (2)
Github contributions (5)
SonicGarden/backup
Mar 2016 - Dec 2022
Contributions:3 pushes, 3 branches in 6 years 9 months
unixfull-stackbackupunix-like
ruzia/ruby-spanner-activerecord
Aug 2023 - Jan 2025
Spanner<->ActiveRecord adapter for Ruby
Contributions:6 PRs, 18 pushes, 11 branches in 1 year 5 months
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