Algirdas Š.

Experience

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  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