Algirdas Š.

Algirdas Š.

Senior Linux Engineer

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location of Algirdas Š.Lithuania

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  • Timeline

  • About me

    Senior Linux Engineer | IT Infrastructure Design | Cyber Security

  • Education

    • Vytautas the Great Gymnasium

      1999 - 2007
    • Vilniaus Universitetas / Vilnius University

      2007 - 2012
      Bachelor's degree Informatics

      Thesis title "Cloud computing – data storage as service"

  • Experience

    • Telia Lietuva

      Feb 2017 - now
      Senior Linux Engineer

      Responsibilities:Design and build IT infrastructures (web services) for customers and internal systems.Ensure high availability and fault tolerance of systems, making sites reliable, efficient, and scalable.Manage availability, latency, performance, efficiency, change management, monitoring, cyber security, maintainability, emergency response, capacity planning, and automatic provisioning of environments.Design networks, including knowledge of BGP, OSPF, VXLANs, and VPN services.Develop tools to streamline tasks, utilizing PHP, Python, Perl, and other programming languages.Debug software by reading C source code.Coach and consult colleagues on technologies used.Technology Stack:Configuration Management: AnsibleDNS: PowerDNSHigh Availability: Pacemaker, Keepalived, HAProxyRouting: QuaggaWeb Servers: Apache, NginxCaching: Varnish, Redis, MemcacheDatabases: Percona MySQL Server, Percona XtraDB Cluster, ProxySQL, PostgreSQL, Couchbase, MongoDB, ElasticsearchStorage: CEPH, GlusterFS, DRBDMessage Queues: RabbitMQVirtualization and Containerization: OpenStack, VMware, Kubernetes, Docker, Podman, KVM, ProxmoxMonitoring: Naemon, NagiosScripting: PHP, Python, Perl, Bash Show less

  • Licenses & Certifications

  • Volunteer Experience

    • Cyber Security Engineer

      Issued by Locked Shields on Jan 2018
      Locked ShieldsAssociated with Algirdas Š.