Gennady Lipenkov is an experienced engineering leader and Stream Lead with 13 years building and operating deployment and server infrastructure across Yandex, Yandex Cloud, and MTC Web Services. He combines deep DevOps and backend expertise with hands-on contributions to prominent open-source projects like HashiCorp Packer—adding cloud builder support for Yandex Cloud and chef-client integrations—and maintenance work on Cassandra deployment cookbooks. As Head of Deployment Infrastructure at Yandex Cloud, he led teams delivering scalable image creation, metadata handling, and infrastructure automation for cloud services. His background in systems administration and as a university department head gives him a pragmatic mix of technical depth, process leadership, and mentorship. Based in St. Petersburg, he is comfortable moving between low-level operational details (limits, init templates) and higher-level orchestration of cloud CI/CD pipelines. Colleagues can expect a leader who still commits code and improves core tooling while driving production reliability at scale.
13 years of coding experience
7 years of employment as a software developer
Specialist, Math, Information technology, Specialist, Math, Information technology at Saint Petersburg State University
Packer is a tool for creating identical machine images for multiple platforms from a single source configuration.
Role in this project:
Back-end Developer & DevOps Engineer
Contributions:10 reviews, 92 commits, 29 PRs in 3 years 5 months
Contributions summary:Gennady contributed to the `packer` repository by adding support for the `trusted_certs_dir` chef-client configuration option and by providing initial version for a new Yandex Cloud builder. The user's commits indicate work on integrating configuration options, adding and testing the Yandex Cloud builder, showing involvement in both backend configuration of build systems and cloud infrastructure management. Further, the user worked on implementing a metadata handling functionality along with creation of an image, showing the development of core Packer functionality interacting with cloud services and infrastructure automation.
Chef cookbook for Apache Cassandra, DataStax Enterprise (DSE) and DataStax agent
Role in this project:
DevOps Engineer
Contributions:5 commits, 1 PR in 3 months
Contributions summary:Gennady primarily focused on configuring and refining the Apache Cassandra Chef cookbook. They addressed file handle limits and process limits within the `user_ulimit` resource, essential for Cassandra service operation. They also adjusted the `debian.cassandra.init.erb` template to correctly set the `FD_LIMIT` and `GROUP` variables via node attributes and improved the use of a detected temporary directory. This work indicates an emphasis on ensuring the proper functionality and configuration of Cassandra deployments via Chef.
cookbookdseagentcassandraapache
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