Ivan Chernetsky
Principal Systems Engineer at Cloudflare
Austin, Texas, United States
Summary
🤩
Rockstar🎓
Top SchoolIvan Chernetsky is a Principal Systems Engineer in Austin with 16 years of experience building and operating large-scale, cloud-native systems. He has progressed from hands-on backend engineering to leadership and architecture roles at companies including D2iQ, Qualys, Level Home, and Cloudflare, blending deep systems expertise with product-minded engineering management. His work on the Marathon scheduler and Mesos-related tooling demonstrates practical mastery of container orchestration, reliability improvements, and build-time automation across DevOps and backend stacks. Known for surfacing subtle infrastructure issues—like Docker and Zookeeper configuration edge cases—and automating robust workflows, he excels at turning brittle environments into predictable platforms. He holds an engineering degree in Mathematics and Computer Science and brings a pragmatic, detail-oriented approach to scaling distributed systems.
16 years of coding experience
15 years of employment as a software developer
Engineer's degree Mathematics and Computer Science, Engineer's degree Mathematics and Computer Science at Belarusian State University of Informatics and Radioelectronics
English, Russian
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (13)
sbt10
zookeeper10
scala10
mesos9
dockers9
devops9
docker9
orchestration8
orchestra8
orchestrate8
dcos8
java5
javas5
Programming languages (14)
Github contributions (5)
d2iq-archive/marathon
Apr 2017 - Jan 2018
Deploy and manage containers (including Docker) on top of Apache Mesos at scale.
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:2 releases, 71 commits, 215 PRs in 8 months
Contributions summary:Ivan implemented features to enhance the reliability and configuration of the Marathon scheduler, including the ability to load Maven settings.xml for artifact resolution within the build process. They automated the passing of the `DOT_M2_SETTINGS` environment variable to all sbt invocations in marathon.groovy, and made adjustments to accommodate connection timeouts and other Zookeeper configurations. Furthermore, the user improved the code by addressing Docker configuration issues.
containersdcosdockerapachescale
ichernetsky/informatics-rescue-notes
Sep 2010 - May 2012
Contributions:231 commits in 1 year 7 months
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