Oleg Obleukhov

- First responsible for CRM system: Cooperation with dev team. Providing infrastructure. Planing high available reliable architecture. - Second responsible analytics system: Taking part of the team in case of sickness of responsible admin. - Graphite: Introducing it to the company. Making presentations. Extending infrastructure. Maintaining client (github.com/leoleovich/grafsy) - Foreman: Introducing it to the company. Writing tools for reconfiguring hardware (switches, upgrading firmware)

Responsible system administrator for payment project + graphite + foreman + hadoop Manage hundreds Virtual Machines, based on KVM. Migration, scaling, monitoring. Work with developers, continuous integration with Jenkins. Work on cross-datacenter failover for payment daemons. Introduce new technologies, like Graphite, Foreman, Orchestrator and so on. Scripting on GO

During work in Yandex I have solved more, than 700 tickets. Failover server clusters MySQL on MHA and LVS (Load balancing), NoSQL DB on Apache Cassandra, DB on MariaDB Galera Network troubleshooting ( tcpdump, tshark, wireshark, cloudshark) I have developed tool for creation of images for qemu kvm virsh OR lxc , nimbula, openstack (https://github.com/leoleovich/clouder) Installation OS via PXE

Administration of HL project with 250 servers (FreeBSD/Linux) and 30 000 000 users Installing, configuring and support of services, applications and demons Creation of scripts to nagios and zabbix Recompile standart linux utilites with own patches Creation help-scripts=)

Linux/windows server administrator Providing information security Creation of network applications Development and support a website on LAMP Backups Assembling PC troubleshooting.