DevOPS, Senior Linux System Engineer

• Apr 2019 - Present

- SaltStack, CLD: deploy automation of servers, proxy servers, development servers, architecture scaling. Development and implementation of access control systems by ip addresses and ssh keys. Differentiation of user access, integration with messengers, solutions for protection against parsing and DDoS. - CI/CD, GitLab: GitLab administration, building a continuous deployment and continuous delivery system, testing, optimization. - Monitoring and Logs, Zabbix: monitoring more than 3500+ servers, creating your own metrics, triggers, data items. Writing your own templates, fine-tuning and integration with mattermost, telegram. - MySQL,ClickHouse: вevelopment of high-load databases under MySQL control, replication, optimization, own solutions for monitoring the state of replication. - Scripting bash, python: сreation of own solutions for process automation, log parsing automation, data processing automation, information security solutions. - Backup solutions: development of a system for performing backups, consistency checks, backup schedules, a system for the formation of verification and correctness of daily backups with notifications in telegram, mattermost. Show less

Open source maintainer

• Nov 2018 - Present

Open source project to secure IT infrastructure and unlimited automation of processes. Open source project to secure IT infrastructure and unlimited automation of processes.

Senior Linux System Administrator

• Sep 2018 - Apr 2019

- Designing server architecture, information system architecture development, building and service connections (DevOPS, ITIL) - Administration of the ProxMox virtualization system (LXC / KVM / QCOW), ensuring the uninterrupted operation of all systems, a fleet of more than 350+ servers (based on FreeBSD, Debian, Ubuntu, Centos operating systems) - Continuous integration and continuous delivery (CI / CD) on the GitLab solution - Administration of over 100+ databases, including MySQL, PerconaDB, MongoDB, Cassandra, Clickhouse - Design, configure and monitor IPsec-based secure tunnels - Monitoring of all systems, automation of monitoring tools based on Zabbix and own solutions. - Creating Docker images, managing Docker containers - Ensuring comprehensive security of internal systems, ensuring access policies using MikroTik solutions - Support for many programming languages ​​such as PHP, Golang, Java, python Close interaction with the development team, planning strategies for the development of server architecture. Scaling systems for high load and solutions for balancing load within systems. Show less

Chief Technical Officer

• Nov 2014 - Sep 2018

Senior Linux System Administrator

• Dec 2016 - Sep 2017

- Ansible, SaltStack, application configuration and deployment automation - Go, deployment and application administration - Administration, query optimization, MySQL replication, MongoDB - VMware / OpenVZ virtualization, creation, scaling and monitoring - Network Security based on MikroTik solutions - FreeBSD load balancing - Anti-DDOS solutions - 850+ server park - Ansible, SaltStack, application configuration and deployment automation - Go, deployment and application administration - Administration, query optimization, MySQL replication, MongoDB - VMware / OpenVZ virtualization, creation, scaling and monitoring - Network Security based on MikroTik solutions - FreeBSD load balancing - Anti-DDOS solutions - 850+ server park

Senior Linux System Engineer

• Jun 2016 - Dec 2016

- FreeBSD, Ubuntu, Centos, Debian administration - MySQL, PerconaDB, administration, backup, replication - NGINX configuration, load balancing - Monitoring the state of systems based on Zabbix solutions, developing your own solutions for monitoring and delivering notifications - FreeBSD, Ubuntu, Centos, Debian administration - MySQL, PerconaDB, administration, backup, replication - NGINX configuration, load balancing - Monitoring the state of systems based on Zabbix solutions, developing your own solutions for monitoring and delivering notifications

Senior Linux System Administrator

• Sep 2015 - Jun 2016

- Docker, application containerization - PostgreSQL, Cassandra, ensuring efficient operation of databases with a large amount of data - Haproxy, load balancing - Zabbix, monitoring, own solutions for collecting data and delivering alerts - Scaling systems under high load - Docker, application containerization - PostgreSQL, Cassandra, ensuring efficient operation of databases with a large amount of data - Haproxy, load balancing - Zabbix, monitoring, own solutions for collecting data and delivering alerts - Scaling systems under high load

Linux System Administrator

• Nov 2014 - Sep 2015

- Virtualization LXC, KVM - NGINX load balancing configuration - MySQL Galera Cluster, MariaDB, PerconaDB, administration, replication - CI \ CD, Jenkins - Zabbix, Nagios, ELK monitoring of services and services - Data backup - Comprehensive security - Virtualization LXC, KVM - NGINX load balancing configuration - MySQL Galera Cluster, MariaDB, PerconaDB, administration, replication - CI \ CD, Jenkins - Zabbix, Nagios, ELK monitoring of services and services - Data backup - Comprehensive security

System administrator

• Aug 2012 - Aug 2014

- Administration of the registration and certification authority of the certification authority - Issuance of qualified certificates of the electronic signature verification key (KSKP ES) to clients and authorized persons, documentary support - Drawing up requirements for improving and improving the software and hardware complex of the certification center - Technical support for KSKP ES owners to clients and authorized persons - Maintaining the established technical documentation, generating reports - IIS Server - MS SQL database administration - ActiveDirectory - 1C Accounting Show less