Andrew Kozlowskiy

Experience

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  Devexperts

  Jan 2017 - Nov 2018

  S2 Support Engineer

  Services and servers monitoring and maintenance. Investigating incidents connected with system malfunctions.My duties were:* Search and elimination of incident's root causes* Registering incidents and problems in JIRA* Log analysis* Escalating incidents to Dev/QA/S3L* Minor deliveries* Application's manual testing and automation* Interaction with clients and foreign departments in English* Trained foreign team via Skype* Monitoring system improvement (Zabbix) Exibir menos

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  The beget

  Jan 2017 - Jan 2017

  IT Support Engineer

  Customers consulting regarding hosting products and issues troubleshooting.Duties:* Consultation on hosting products* Searching for problems with client's sites* Fixing problems with sites* Servers and services monitoring

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  Dell EMC

  Nov 2018 - Jan 2020

  Software Engineer

  Software Engineer (Level 3 Support)Customer support for enterprise-class data storage software-hardware system. The customer list includes but not limited to such companies as US Bank, Wells Fargo, Marriott International, etc. All customer communication is held in English.My duties involve troubleshooting customer's issues, work indirectly (via L2 support) with customer engineering, or directly in case of high severity issuesOff-hours support for high severity issues related to data unavailability or data loss. Common tasks:* Finding a root cause for alerts, for system unexpected reboot/shutdown, for general discrepancy of the expected to the observed* Issues reproduction in the lab* Providing recommendations based on customer security scanners results* Writing simple scripts for simplification of log analysis* Writing Knowledge Base Articles on a results of investigations* In rare occasions - mentoring of the new employeesBesides direct responsibilities, I took the place of a system administrator for an internal project. On this project, my duties include:* Web-server configuration* Monitoring setup* Backup management* Security* CI integration (Jenkins)Out of my interest, I'm trying out Docker, Kubernetes, Gitlab CI and Prometheus/Grafana stack. Want to grow as a system administrator with a perspective of DevOps. Exibir menos

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  Flant

  Jan 2020 - Mar 2023

  DevOps Engineer

  Working in Russia's leading Kubernetes service provider.* Infrastructure development and maintaining* Deploy and support EL(F)K, Promtail/Loki, Prometheus/Grafana, Redis, Rabbitmq, Postgresql/Mysql* On-premise and cloud infrastructure (mostly AWS)* Applications are made Helm-way* Transition to Kubernetes and Helm from classical or containerized infrastructure* GitOps approach* Ansible for setting up hosts* Werf for building and deploying applications* Deckhouse as a Kubernetes platform* Created Prometheus-based alerts* Troubleshooting, on-call support during off-time* Gitlab CI, configured pipelines for ~15 clients.* Configured both static - production, stage, dev, test environments, as well as dynamic - shared review environments* Mentoring new team members* Configured backups for client infrastructure* Completed CKA certification* On my way to complete AWS Solutions Architect certification Exibir menos

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  Ivinco

  Mar 2023 - now

  Senior DevOps Engineer

  Working on applying IaaC best practices.