Viktor Gryniuk
DevOps Engineer at GlobalLogic Ukraine- Claim this Profile
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Bio
Experience
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GlobalLogic Ukraine
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Information Technology & Services
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200 - 300 Employee
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DevOps Engineer
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Aug 2020 - Present
Tasks performed: • Managed and supported CI flow • Wrote dockerfile for build images • Wrote helm charts and deployed it in different stages in kubernetes • Supported dev team requests • Supported client requests, bug fixing • Did POC for use GITOPS and applied it to one of the product Tasks performed: • Managed and supported CI flow • Wrote dockerfile for build images • Wrote helm charts and deployed it in different stages in kubernetes • Supported dev team requests • Supported client requests, bug fixing • Did POC for use GITOPS and applied it to one of the product
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SoftServe
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United States
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IT Services and IT Consulting
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700 & Above Employee
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System Engineer
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May 2019 - Aug 2020
Tasks performed: • Worked on Proof of concept based on kubernetes • Moved legacy application to Kubernetes • Made CI flow on kubernetes env • Supported dev team requests • Managed and supported tomcats instances • Managed and supported nginx's as frontend • Investigated issues with application build • Re-factored/fixed legacy Bash scripts • Implemented and supported monitoring system Zabbix Tasks performed: • Worked on Proof of concept based on kubernetes • Moved legacy application to Kubernetes • Made CI flow on kubernetes env • Supported dev team requests • Managed and supported tomcats instances • Managed and supported nginx's as frontend • Investigated issues with application build • Re-factored/fixed legacy Bash scripts • Implemented and supported monitoring system Zabbix
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EPAM Systems
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United States
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IT Services and IT Consulting
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700 & Above Employee
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System Engineer
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Aug 2017 - May 2019
Tasks performed: • Worked on track daily cronjobs and verify it, fixed issued with it. Based on Tivoli • Supported customer queries (tickets in Remedy) • Managed and supported Hybris cluster from 8 nodes • Investigated issues at Hybris and tried to fix it. Collaborated with L3 for hard cases • Deployed new product versions on weekly basis • Re-factored/fixed legacy Bash scripts on weekly basis • Managed and supported Docker/Kubernetes • Solving deployment and build issues Tasks performed: • Worked on track daily cronjobs and verify it, fixed issued with it. Based on Tivoli • Supported customer queries (tickets in Remedy) • Managed and supported Hybris cluster from 8 nodes • Investigated issues at Hybris and tried to fix it. Collaborated with L3 for hard cases • Deployed new product versions on weekly basis • Re-factored/fixed legacy Bash scripts on weekly basis • Managed and supported Docker/Kubernetes • Solving deployment and build issues
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Dreamscape Networks
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Singapore
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IT Services and IT Consulting
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200 - 300 Employee
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Linux Administrator
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Jun 2016 - Aug 2017
Tasks performed: • Managed and created new hosts to existing VMWare cluster more than 50 hypervisors • Managed and supported Nimble Storage cluster, created, resized, migrated Volumes • Managed auto deploy new VDS for customer with PowerCLI script • Supported customers VDS • Resolved customers VDS problem • Supported and managed Web servers with applications and Databases on customers VDS • Supports and managed web panel based on Cpanel, ISPConfig • Maintained VDS Tasks performed: • Managed and created new hosts to existing VMWare cluster more than 50 hypervisors • Managed and supported Nimble Storage cluster, created, resized, migrated Volumes • Managed auto deploy new VDS for customer with PowerCLI script • Supported customers VDS • Resolved customers VDS problem • Supported and managed Web servers with applications and Databases on customers VDS • Supports and managed web panel based on Cpanel, ISPConfig • Maintained VDS
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PJSC "BANK MYKHAILIVSKYI"
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Banking
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1 - 100 Employee
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Linux administrator
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Jun 2014 - Jun 2016
Tasks performed: • Managed and added new hosts to existing VMWare cluster • Implemented, managed and supported backup system VeeamBackup • Managed and supported Private Cloud based on Microsoft Azure. • Implemented interaction Private Cloud with VMWare cluster • Managed and added new storages, build storage cluster based EMC and Fujitsu Storages • Built SAN network based on Cisco Fiber switches • Implemented and supported Mail gateway based on Exim with antivirus and spam protection • Managed and supported Unix servers with NFS share, GlusterFS • Managed Unix servers with Ansible • Managed Unix servers with Web Applications with Java, PHP based on Tomcat, Apache and NGINX Show less
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JSC "BROKBUSINESSBANK"
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Kiev Region, Ukraine
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Linux Administrator
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May 2013 - Jun 2014
Tasks performed: • Managed and supported Unix Server environment(RedHat, Centos, Oracle Linux) • Managed and supported Fujitsu Datastorage Tasks performed: • Managed and supported Unix Server environment(RedHat, Centos, Oracle Linux) • Managed and supported Fujitsu Datastorage
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LLC"Pharmunion"
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Kiev
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System Administrator
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Apr 2009 - May 2013
Tasks performed: • Managed and supported Unix Server environment(CentOS, Ubuntu, FreeBSD) • Builded distributed network over vpn • Monitored OS systems and active hardware with Nagios and Zabbix • Designed, implemented and supported Network • Designed, implemented and supported Virtualization (vSphere+Esxi) • Implemented, managed and support VDI based on VMWare horizon View v.6 • Supported Network hardware: Cisco, D-Link, Linksys, Foxgate. Tasks performed: • Managed and supported Unix Server environment(CentOS, Ubuntu, FreeBSD) • Builded distributed network over vpn • Monitored OS systems and active hardware with Nagios and Zabbix • Designed, implemented and supported Network • Designed, implemented and supported Virtualization (vSphere+Esxi) • Implemented, managed and support VDI based on VMWare horizon View v.6 • Supported Network hardware: Cisco, D-Link, Linksys, Foxgate.
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Education
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National Technical University of Ukraine 'Kyiv Polytechnic Institute'
Applied master’s degree in Computer Science., Design and manufacture of electronic computers