Takuya Kajiwara
Technical Account Manager at Datadog
Chiyoda, Japan
Summary
🤩
Rockstar🎓
Top SchoolTakuya Kajiwara is a Technical Account Manager at Datadog with 11 years of engineering experience across backend development and customer-facing technical roles. He spent six years at Chatwork progressing from Backend Engineer to Senior Backend Engineer, shipping scalable services and likely owning production reliability and integrations. His background includes a stint in banking operations at Sumitomo Mitsui, which gives him practical exposure to enterprise requirements and compliance concerns. Takuya combines strong academic training—a Master's in Information Science and Technology from The University of Tokyo and exchange study at TUM—with hands-on engineering internships in Scala and UX-oriented engineering in Germany. Now based in Chiyoda, Japan, he bridges deep technical understanding with client success, helping teams translate observability signals into operational improvements. Colleagues would note his cross-cultural experience and ability to navigate both product engineering and customer-facing priorities.
10 years of coding experience
6 years of employment as a software developer
University of Tokyoexchange student informatik, exchange student informatik at Technical University of MunichBachelor's degree International Liberal Studies, Bachelor's degree International Liberal Studies at Waseda University
Github Skills (92)
actor-framework10
concurrent-programming10
hugo10
continuation10
websocket10
integrations10
effects10
http-client10
cloud-native10
actor-model10
concurrency10
streaming10
reactive10
async10
zio10
Programming languages (7)
Github contributions (5)
heraklos/scalaz-zio
May 2019 - May 2020
ZIO — A type-safe, composable library for asynchronous and concurrent programming in Scala
Contributions:27 pushes, 12 branches in 11 months
concurrent-programmingasynchronousziofunctional-programmingconcurrency
t5kaji/akka
Apr 2019 - Sep 2022
Build highly concurrent, distributed, and resilient message-driven applications on the JVM
Contributions:4 pushes, 6 branches in 3 years 5 months
resilientstreamsevent-drivenreactiveconcurrent
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