Sergey Stelmakh
Head Of Security Engineering at Yugabyte
San Francisco, California, United States
Summary
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Rockstar🎓
Top SchoolSergey Stelmakh is Head of Security Engineering based in San Francisco with seven years of focused industry experience and a deeper technical pedigree rooted in a Ph.D. in Mathematics. He has progressed from hands-on engineering and Android leadership to platform and security architecture roles at Symphony and MuleSoft, now leading security engineering at Yugabyte. Sergey blends rigorous academic discipline with practical product security, specializing in securing distributed systems and platform-level defenses for enterprise software. He is comfortable moving between code, architecture, and team leadership, having led back-end engineering and security teams as well as directed software projects. An uncommon strength is his academic background, which informs a methodical, research-minded approach to threat modeling and risk quantification rather than ad hoc mitigations.
8 years of coding experience
13 years of employment as a software developer
Ph.D Mathematics, Ph.D Mathematics at Belarusian State University
Stackoverflow
1reputation
0reached
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Github Skills (24)
kubernetes10
scale-out10
sql10
yugabytedb10
cpp10
high-performance10
cloud-native10
distributed-database10
sql-database10
database10
ubuntu8
commit-message8
raml7
centos7
macos5
Programming languages (4)
Github contributions (5)
proff4eg/yugabyte-db
Aug 2024 - Jun 2025
The high-performance distributed SQL database for global, internet-scale apps.
Contributions:8 pushes in 10 months
dbmsdistributed-sql-databasedatastreamdistributed-systemsdatabase
yugabyte/yuga-bench
Sep 2025 - Oct 2025
[YUGA-BENCH] - YugabyteDB CIS Benchmark - A comprehensive tool for auditing YugabyteDB clusters against CIS benchmarks
Contributions:4 reviews in 3 days
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