● Over 14 years of experience in Information Technologies.
● Dedicated to optimization experienced DevOps Engineer.
● Had acquired the Unix mindset of keeping things simple, modular and predictable, which I still try to apply to everything I do today.
CORE QUALIFICATIONS
● Strong use of Shell scripting language BASH;
● Experienced with Interpreted Languages including Python, Groovy and PHP;
● Experienced with configuration management tools: Ansible, Chef, Puppet;
● Experienced with Docker, Kubernetes;
● Experienced with monitoring tools: Zabbix, Prometheus;
● AWS certified: solution architect associate, sysops administrator, devops professional;
● Experienced with Jenkins CI and pipeline libraries development using Groovy;
● Data Processing: MapReduce, Apache Hadoop, Hadoop Hortonworks, Amazon Redshift,
AWS Glue, etc.
● Lead team workgroup(s) on different projects;
● Technical consulting;
● Architecture vision (how the system should be organized, how to process the data;
● Infrastructure and Environment Architecture.
● Lead team workgroup(s) on different projects.
● Managing infrastructure in AWS with Chef;
● Implementing CI/CD in infrastructure development (Chef, Jenkins, InSpec);
● Configuring log agragation and analize system (Elasticsearch, Fluentd, Kibana);
● Codifying infrastructure using terraform;
● Migrate monitoring system from Nagios to Zabbix;
● Development support.
● Administering infrastructure in AWS(~600 instanses);
● Patch management: implementing spacewalk for managing system updates;
● Backup system: responsible for backing up all production environments. Backups are based
on rsync and amanda backup, aws s3 as data storage;
● CI/CD configuration: configuring Jenkins jobs for modules and fixes installation, release
updates, deploying new instances;
● Internal management tool: rewriting internal management tool, written in C, using python;
● Adding new functionality;
● Developing scripts for automatic deploying new development environments (using bash,
python, docker, vagrant);
● Providing support with configuration customers’ production environments, third party tools
integration such as SSO, DocuSign, etc. ;
● Configuring monitoring system (Zabbix);
● Automating common work processes with Ansible;
● Supporting Apache web servers;
● Configuring internal SSO service.
● Install, configure and support of production environment (LAMP + Nginx);
● Install, configure and support of development environment using Vagrant, Foreman, Puppet,
Ansible;
● Administering local servers and dedicated servers on Amazon, OVH, Leaseweb, Hetzner;
● Ensuring the smooth functioning of the information and technical bases of the Company:
• DHCP, DNS, VPN, Mail servers.
• Network layer 2 switches configuration.
• Production and development WEB servers.
• Zabbix monitoring system.
• Asterisk IP PBX.
• Git, SVN servers.
• Virtualization platforms Proxmox (KVM, OpenVZ).
● Configuring MySQL cluster (with master-master replication) using Percona MySQL.
● Installation and configuration of the billing system mikbill;
● Web applications development;
● Asterisk-integrated call-centers software development;
● Administration of IP PBX based on ASTERISK;
● Successful experience in maintaining the working processes of 4 call centers, based in different
cities of Ukraine and working via a single server IP PBX Asterisk (200 users);
● Company's website management;
● MySQL database administration;
● Network layer 2 switches configuration.