Réo Kimura
Senior Software Engineer at Betterment
New York, New York, United States
Summary
🤩
Rockstar🎓
Top SchoolRéo Kimura is a Senior Software Engineer based in New York with nine years of hands-on experience building robust back-end systems and working deeply on database internals. He has practical production experience at MongoDB—contributing C++ fixes and refactors to the core MongoDB repo—and has moved between startup founding roles and established engineering teams, most recently joining Betterment. Comfortable across systems-level engineering and product-focused delivery, Réo has a demonstrated knack for improving observability and formatting/logging in critical database paths. His background includes founding-stage responsibilities at Synch, internships that seeded his systems expertise, and early leadership as a shift lead, highlighting both technical depth and team-first instincts. Colleagues would note his blend of pragmatic debugging skills and an appetite for improving core infrastructure rather than just surface features.
10 years of coding experience
4 years of employment as a software developer
Bachelor of Arts - BA, Computer Science, Bachelor of Arts - BA, Computer Science at University of ChicagoHigh School Diploma, High School Diploma at Stuyvesant High School
Japanese, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (10)
c-language10
cprogramming-language10
mongodb10
mongodb-database10
database9
nosql9
cplus9
logging9
cpp9
databases9
Programming languages (3)
Github contributions (5)
mongodb/mongo
Jun 2020 - Oct 2022
The MongoDB Database
Role in this project:
Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:56 commits, 1 branch in 2 years 4 months
Contributions summary:Réo contributed to the MongoDB database by rewriting `toString()` functions using `fmtlib` for improved formatting. They added descriptive details to these functions and incorporated log statements to provide context for returned responses. Further work included fixing log messages and refactoring code related to network interface integration. The user demonstrated skills in C++ and database internals, with a focus on optimizing and debugging the database's core functionality.
mongodb-databasec-plus-plusdatabasemongodbnosql
rkimura21/TeamProphit
May 2017 - Mar 2019
Contributions:1 PR, 26 pushes, 1 branch in 1 year 11 months
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