Oleg Demanov Email & Phone Number

Determine and provide an IT-infrastructure resources to internal projects according their actual needs. Аnalysis of current IT technologies and their possible applications in Bank. Develop and size an IT-infrastructure for analytic software (Haddop-based, SAS-based) Search for solutions for the modernization and development of the Bank's infrastructure, and their implementation in the framework of project activities.

Moscow, Russian Federation

Hardware: 450+ servers (IBM, HP, Sun), SAN (1000+ ports, Brocade 3xx, 51xx), 25 Storage systems within 1000+ hdd's (HDS AMS2xxx, HP P2000, HP LH P4800).Job responsibilities: Responsible for incident solving according to the SLA as the second line technical support. Responsible for planning and controlling projects of the support team. As a SAN and storage systems architect I am involved in the development of new information systems. As an infrastructure architect I am involved in the maintenance of existing information systems.Achievements: As a member of the architectural group I created a solution for the government's cloud-platform modernization project (National Platform of Cloud-Computing) which was accepted and is being realized now. As a member of the support team I implemented an inventory system based on GLPI (http://www.glpi-project.org)

Moscow, Russian Federation

Hardware: 20 servers and 6 L3 switches (HP)Job responsibilities: Maintaining trouble-free operation of the internet services, servers and network equipment. System software performance optimization. Documentation maintenance. Equipment procurement.Achievements: Created a high-availability information system (fault-tolerant with a load balancing) based on Nginx, Tomcat and PostgreSQL. Implemented a backup system based on Bacula and a monitoring solution based on Zabbix.Optimized performance and resource utilization by implementing PgBouncer, PostgreSQL Streaming Replication.Implemented a security-based solution uses iptables, ipset and nginx tuning which helps successfully resisted to the http-ddos attack for the two month.Achieved the internet services’ accessibility level of up to 99,99% with a recovery time no longer than 5 minutes.

Moscow, Russian Federation

Hardware: 35 servers (SUN), 10 storage systems (Stortek, Xyratex, Overland).Job responsibilities: Maintaining trouble-free operation of the internal and public internet services. Involved in the development and implementation of new information systems. Configuring hardware and system software, and conducting stress tests.Achievements: Planned and deployed a mail system based on Postfix, Maildrop, OpenLDAP and Courier.

Moscow, Russian Federation

Hardware: 50 servers (Intel)Job responsibilities: Ensuring trouble-free operation of the vdnh.ru, local and public IT services of the company. Build and maintain the local network of the head office and branch offices (about 50 servers and 300 workstations in total). Planning and direct implementation of works to improve the quality of the online services provided by the company. Maintaining the daily and weekly reporting. Maintaining documentation. Task management and monitoring the performance of official duties of employees of the Department.Achievements: Designed and implemented IT structure of the head office of the company and its subsidiaries (network, local IT services). Designed effective methods of administration of company IT structureSignificantly increased the reliability and performance of Internet services of the company through a fault-tolerant web cluster with load balancing (based on the Ultramonkey project).Within the Department introduced a uniform system for documentation (PmWiki). Implemented an accounting system IT equipment of the company. Implemented a telephony (Asterisk).Software used on servers to provide Internet services: Apache, PHP, MySQL, BIND, Iptables, XEN, Red Hat Cluster, LVS, Zabbix, BaculaSoftware used by the main office and branches: BIND, Samba, DHCP, Iptables, XEN, Asterisk, Lotus Notes, cfengineMore than 90% of operating systems in the workplace of employees of head office and branches - SLED 10 (Suse Linux Enterprise Desktop 10)

Moscow, Russian Federation

Hardware: 25 servers (HP, Sun)Job responsibilities: Ensuring trouble-free operation of the www.job.ru, irr.ru websites in the 24x7 mode. Performance optimization of web applications (Apache, Resin) and their connectivity to Oracle. Ensuring trouble-free operation of mail servers (Postfix, CommunigatePro), the ftp-server (proftpd) and control version system (Subversion). Documentation maintenance.Achievements: Planned and deployed a high-availability web cluster, and a fault-tolerant firewall-cluster (heartbeat, LVS)Implemented a backup system based on Bacula and a monitoring solution based on Zabbix.Achieved the accessibility level of up to 99,99% for the www.job.ru, irr.ru websites with a recovery time no longer than 5 minutes.

Geneva Area, Switzerland

Hardware: 30 servers (Dell) Job responsibilities: Ensuring trouble-free operation of online-trading services in the 24x7 mode. Hardware and system software configuration in Linux environment.Achievements: Improved information system reliability, manageability and performance by reorganizing physical and logical network structure. As part of the modernization project of the information system software I planned and performed the OS upgrade from RedHat 7.2 to SLES 9.0. Achieved an accessibility level of up to 99% for the information system services’.