Vyacheslav Sarzhan
Head Of Cloud Native Engineering
Chernihiv Oblast, Ukraine
Summary
🤩
Rockstar🎓
Top SchoolVyacheslav Sarzhan is a Head of Cloud Native Engineering with over a decade of experience building remote, high-performing teams and delivering production-grade Kubernetes and cloud solutions. At Percona he has spent the last four years architecting and leading the engineering work behind widely used open-source Kubernetes operators for MongoDB, MySQL (PXC), PostgreSQL and Percona Server for MongoDB, driving reliability and scalability across cloud and on-prem environments. He combines hands-on DevOps and backend experience—improving Docker images, backup reliability, HAproxy integrations, and PMM monitoring sidecars—with strategic leadership in operational maturity and engineering career development. Known for creating reproducible, production-like test environments and one-click developer workflows, he aligns technical strategy tightly with business goals while nurturing a culture of ownership and continuous improvement. Based in Chernihiv Oblast, Ukraine, Vyacheslav brings a rare blend of release-engineering pragmatism and operator-focused cloud architecture that accelerates open-source adoption.
7 years of coding experience
18 years of employment as a software developer
Specialist, Computer Systems Networking and Telecommunications, Specialist, Computer Systems Networking and Telecommunications at Chernihiv State Technological University
English, Russian, Ukrainian
Github Skills (19)
kubernetes10
docker10
mysql10
scripting10
testing10
bash10
kubernetes-operator10
dockers10
cicd10
mongodb-database10
automation10
script10
go10
kubernetes-pods10
sh10
Programming languages (12)
Github contributions (5)
percona/percona-docker
Apr 2020 - Nov 2022
Collection of Dockerfiles for Percona software. See individual directories for more details.
Role in this project:
DevOps Engineer
DevOps EngineerContributions:288 reviews, 223 commits, 512 PRs in 2 years 8 months
Contributions summary:Vyacheslav's contributions primarily revolve around enhancing the Percona Docker repository, specifically focusing on automation and infrastructure-related tasks. They fixed typos, stabilized backups, and improved the reliability of backup processes, likely for Percona XtraDB Cluster (PXC). The user also introduced and configured HAproxy and related scripts for improved cluster management and added the ability to use admin ports for proxysql.
individualdocker-imageperconaengdocker
percona/percona-server-mongodb-operator
May 2019 - Jan 2023
Percona Operator for MongoDB
Role in this project:Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:1031 reviews, 104 commits, 618 PRs in 3 years 8 months
Contributions summary:Vyacheslav focused on integrating PMM (Percona Monitoring and Management) into the Percona Operator for MongoDB, adding features like pre-stop hooks and custom parameters. They enhanced the operator to include a PMM client sidecar for mongos deployments and added support for TLS configuration. Furthermore, the user contributed to improvements in backup functionality, specifically fixing CronJob resource definitions and updating go modules.
k8spsmdbperconaoperatorkubernetesdatabase
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