Sergei Golubchik
Chief Architect, MariaDB Server at MariaDB Foundation
Cologne Bonn Region Germany
Summary
🤩
Rockstar🎓
Top SchoolSergei Golubchik is a seasoned database architect and engineering leader with 12+ years of experience, currently serving as Chief Architect for MariaDB Server and VP of MariaDB Server Engineering. He brings deep expertise in database engine internals, performance tuning, and connector/client reliability—work evidenced by significant contributions to the MariaDB server, TokuDB and MyISAM engines, and the MariaDB C connector. A long-time steward of the MariaDB ecosystem, he has held senior roles since the MySQL era and sits on the MariaDB Foundation board, bridging open-source governance with hands-on engineering. Based in the Cologne-Bonn region, Sergei combines PhD-level analytical rigor from MIPT with a practical bent for real-world robustness, and even contributes front-end UX improvements in notable community projects like DZSlides.
12 years of coding experience
15 years of employment as a software developer
PhD, Physics, PhD, Physics at Moscow Institute of Physics and Technology (State University) (MIPT)
English, German, Russian, Ukrainian
Github Skills (27)
storage-engine10
javascript10
c-language10
mariadb10
css10
memory-management10
databases10
build-system10
cmake10
html10
cprogramming-language10
relational-databases10
sql-database10
database-optimization10
database10
Programming languages (9)
Github contributions (5)
MariaDB/server
May 2014 - Jan 2023
MariaDB server is a community developed fork of MySQL server. Started by core members of the original MySQL team, MariaDB actively works with outside developers to deliver the most featureful, stable, and sanely licensed open SQL server in the industry.
Role in this project:
Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:338 reviews, 4117 commits, 221 PRs in 8 years 9 months
Contributions summary:Sergei's contributions primarily involve the MariaDB server, focusing on core database functionalities and performance optimizations. They have demonstrated expertise in database engine internals, including contributions related to the TokuDB storage engine, such as disabling huge pages checks and addressing crashes. The user's work also involved the MyISAM engine, showing their involvement in ensuring data integrity and handling errors. Moreover, the user demonstrated expertise in performance schema instrumentation, focusing on memory usage and index improvements.
licensedsql-servermysqlsqlmariadb-server
paulrouget/dzslides
Oct 2014 - Oct 2016
DZSlides is a one-file HTML template to build slides in HTML5 and CSS3.
Role in this project:Front-end Developer
Front-end DeveloperContributions:15 commits, 1 PR, 1 push in 1 year 11 months
Contributions summary:Sergei primarily focused on improving the front-end functionality and user experience of the DZSlides presentation tool. Their contributions included modifying the HTML template to enhance features like incremental lists, text highlighting, and the inclusion of headers and footers. They also made improvements related to the presentation's behavior in overview mode and when printing to PDF, while also cleaning up code and removing vendor prefixes.
csscss3one-filehtml5html-template
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