Oleksandr Zhelnyts'kyi
About Oleksandr Zhelnyts'kyi
Oleksandr Zhelnyts'kyi is a Senior Linux DevOps professional with extensive experience in system administration, cloud computing, and container orchestration. He holds a Master's degree in instrument engineering and has worked in various roles in the IT sector since 2009.
Work at Ciklum
Oleksandr Zhelnyts'kyi has been employed at Ciklum as a Senior Linux DevOps since 2018. In this role, he focuses on optimizing and managing Linux-based systems, contributing to the company's infrastructure and deployment processes. His responsibilities include implementing best practices in DevOps methodologies and ensuring efficient operation of cloud services.
Education and Expertise
Oleksandr Zhelnyts'kyi studied at the National Technical University of Ukraine 'Kiev Polytechnic Institute (KPI)' from 1997 to 2004, where he earned a Master's degree in instrument engineering. His educational background provides a strong foundation for his technical skills in various IT domains, including cloud computing and networking.
Background in IT&T Consulting
Prior to joining Ciklum, Oleksandr worked at IT&T Consulting from 2009 to 2017. He served as a Network and System Administrator, managing both Linux and Windows environments. He also held the position of Senior Projects Manager, where he oversaw project execution and ensured alignment with client requirements.
Technical Skills and Certifications
Oleksandr Zhelnyts'kyi possesses a diverse skill set in IT, including expertise in container orchestration with Docker Swarm, Google Kubernetes Engine, and Amazon ECS. He holds a CCNA certification, demonstrating his knowledge in networking technologies. His proficiency extends to cloud computing services, particularly with AWS and Google Cloud Platform, as well as virtualization technologies like ESXi and Hyper-V.
Programming and Infrastructure as Code
Oleksandr is proficient in multiple programming languages, including Python, bash/sh, groovy, Jenkins DSL, and VBScript. He has experience with infrastructure as code tools such as Ansible, Helm, Terraform, and CloudFormation, which enables him to automate and manage infrastructure efficiently.