Eugene Kalinin
Senior Software Engineer at iSpring Solutions
Mari El Republic, Russia
Summary
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Rockstar🎓
Top SchoolEugene Kalinin is a Senior Software Engineer with 15 years of experience building robust back-end systems and databases from Mari El Republic, Russia. He brings deep practical expertise in distributed SQL and database internals, demonstrated by contributions to TiDB (vectorized time functions, SHUTDOWN command, SHOW BUILTINS) and to FerretDB as a MongoDB-compatible backend. Eugene also contributes to core tooling—fixing bugs and improving the Go runtime—and improves developer ergonomics in projects like nodeenv. At iSpring Solutions he has progressed from engineer to senior engineer, combining long-term product ownership with open-source collaboration. Peers will notice his attention to correctness across storage, JSON handling, and low-level platform integrations.
15 years of coding experience
7 years of employment as a software developer
Mari State Technical University (MarSTU)
Russian, English
Stackoverflow
208reputation
16kreached
2answers
0questions
Github Skills (47)
programming-language10
npm10
postgresql10
admin10
python10
back-end-development10
evaluation10
mysql10
expressions10
testing10
tidb10
databases10
database-administration10
mongodb-database10
eval10
Programming languages (14)
Github contributions (5)
ekalinin/nodeenv
Mar 2011 - Aug 2022
Virtual environment for Node.js & integrator with virtualenv
Role in this project:
Back-end Developer
Back-end DeveloperContributions:31 releases, 1 review, 446 commits in 11 years 6 months
Contributions summary:Eugene primarily worked on improving the `nodeenv` project, a virtual environment tool for Node.js. Their contributions focused on enhancing logging format, adding the functionality to install packages with npm install via option, and improving the existing functionality. The changes include code modifications to various aspects of the program, indicating a focus on improving the core features and usability of the project.
pythonvirtual-environmentnode-jsvirtualenvironmentnodejs
pingcap/tidb
Sep 2019 - Jan 2020
TiDB - the open-source, cloud-native, distributed SQL database designed for modern applications.
Role in this project:Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:25 commits, 37 PRs, 125 comments in 4 months
Contributions summary:Eugene primarily contributed to the implementation of vectorized evaluations for various built-in time functions within the TiDB database, including `UTCDate`, `CurrentDate`, `Cast` operations, and `FromUnixTime`. They also added the `SHUTDOWN` command and associated privilege checks to the executor. Further contributions included fixing JSON type handling for the `TRUNCATE` function, and implementing the `SHOW BUILTINS` command.
ai-poweredtidbserverlesshtapreal-time
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