Shinji Tanaka
Chief Technology Officer at Bengo4.com,Inc.
Tokyo, Japan
Summary
👤
Senior🎓
Top SchoolShinji Tanaka is a seasoned technology executive and CTO with nearly two decades of experience leading large-scale backend, SRE, ML, and search engineering organizations across Japan, Europe, and the US. He has led massive migrations and operational transformations—most notably a year-long microservices and infrastructure migration at Mercari coordinating 100+ engineers and previously running 1,000+ server instances for services reaching 50 million users. Technically grounded from research to production, he holds a Ph.D. in Informatics from Kyoto University and began his career building high-availability middleware and JVM improvements at NTT. As a hands-on engineer he has contributed Go-based monitoring plugins for the popular Mackerel ecosystem, reflecting an ongoing interest in observability and operational tooling. Known for scaling teams and products globally, he combines deep systems expertise with product-minded leadership and a track record of founding and growing profitable platform businesses. Based in Tokyo, he now leads technology strategy as CTO while continuing to bridge research, engineering, and platform reliability.
18 years of coding experience
20 years of employment as a software developer
Ph.D, Infomatics, Ph.D, Infomatics at Kyoto University
English, Japanese
Github Skills (7)
golang10
go10
mysql10
memcached10
metric10
dockers7
docker7
Programming languages (7)
Github contributions (5)
mackerelio/mackerel-agent-plugins
Aug 2014 - Jun 2016
Plugins for mackerel-agent
Role in this project:
Backend Developer
Backend DeveloperContributions:145 releases, 152 commits, 63 PRs in 1 year 10 months
Contributions summary:Shinji primarily contributed to the development of plugins for the mackerel-agent, a tool for collecting metrics. Their work involved adding and modifying code related to monitoring various services like memcached and MySQL. The commits demonstrate the user's ability to interact with these services to gather and report relevant metrics for performance monitoring using the Go programming language. Additionally, the user added basic functionalities to the nginx plugin and incorporated the go-mackerel-plugin-helper library into various plugins for integration with the Mackerel monitoring service.
golangagentmackerel-agentmackerelmetrics
hatena/KeyValuePairsDeserializer
Dec 2012 - Feb 2015
Contributions:3 commits, 1 PR, 1 push in 2 years 2 months
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