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Sokolachko Gennady

Sokolachko Gennady

DevOps / SRE Engineer

Vilnius, Vilnius, LT, 01113
+370(670)06400
Russian, English

Background


About

About

DevOps / SRE engineer with over 13 years of experience designing, automating, and optimizing infrastructures, CI/CD pipelines, Kubernetes clusters, and cloud solutions. Skilled in Linux, containerization, and scripting (Python, Bash, Go). Strong background in BigData, high-load systems, and distributed architectures.

Work Experience

Work Experience

  • DevOpsMoonactive

    Feb, 2022 - Present

    Development and optimization of Kubernetes-based development and production environments, improving logging and management tools, creating Python/GO services for interacting with external systems, and participating in on-call rotations.

    • Kubernetes-based environments

    • Logging and management improvements

    • Python scripts for external systems

    • On-call rotation and incident response

  • SRE (Yandex.Taxi Operations Team)Yandex.Taxi

    Mar, 2019 - Jan, 20222 years 10 months

    SRE tasks within Yandex.Taxi: automation of operational processes, monitoring and on-call duties, system architecture and performance consultation, plus large-scale migrations (LXC to Docker, hardware DB to DBaaS).

    • Automated operational processes, created monitoring/alerting pipelines

    • Provided architecture and security guidance to developers

    • Migrated production services (LXC→Docker, hardware DB→DBaaS)

    • Linux, Python/Bash, Salt, Docker, Envoy, PostgreSQL, MongoDB, Redis

  • DevOps Team Lead (BigData Department)MTS

    Mar, 2017 - Mar, 20192 years

    Lead a team of four DevOps engineers in the BigData department. Built CI/CD pipelines (Ansible, Jenkins), worked with various DB/storage systems, Docker/Kubernetes, Hadoop clusters, and monitoring tools.

    • Led 4-engineer DevOps team

    • CI/CD with Ansible & Jenkins

    • PostgreSQL, Teradata, Elasticsearch, Tomcat

    • Monitoring (Zabbix, Grafana, Prometheus, Logstash)

    • Hadoop clusters (Hortonworks)

    • VMware (vCloud/vSphere) and OpenStack

  • Senior System AdministratorCentral telegraph

    Nov, 2015 - Mar, 20171 year 4 months

    Managed internal services (web, databases, file services), backups (Symantec NetBackup), monitoring (Nagios, rsyslog), firewall (Check Point), and VMware virtualization in a mixed Linux/Unix environment.

    • HTTP/DB/file services on CentOS/RHEL/Solaris/SLES

    • Checkpoint firewall administration

    • VMware virtualization

    • Nagios-based monitoring, centralized logging

  • System Administrator, Alpha-IT

    Mar, 2015 - Dec, 20159 months

    IT outsourcing for diverse clients. Administered servers on FreeBSD, Linux, and Windows, configured various services (DNS, mail, VPN, etc.), managed hosting (AWS, DigitalOcean, Hetzner), and provided user support.

    • FreeBSD (50%), Windows (30%), Linux (20%) servers

    • RAID, ZFS, LVM, firewalls, DHCP, DNS, mail servers

    • Hosting on AWS, DigitalOcean, Hetzner

    • Scripting in Bash/Python, basic web tasks

    • User support (Windows, macOS, Ubuntu)

  • System AdministratorBegaeva and partners

    Apr, 2012 - Apr, 20153 years

    Deployed all IT services from scratch (Samba AD, Proxy, DHCP, Nginx/Apache, VPN, Git, backups) for around 15 local users. Maintained Google Apps and external hosting (AWS, DigitalOcean).

    • Samba AD, DHCP, web servers, VPN, backups

    • Mikrotik router configuration

    • Offsite backups (AWS, DigitalOcean)

    • Google Apps for Business

    • User support (Windows, macOS)

  • Computer & Multimedia SpecialistA1 Alarm service

    Dec, 2010 - Jun, 20116 months

    Installed and configured industrial computer systems and multimedia equipment in business-class vehicles, utilizing CAN networks and custom digital control modules.

    • Automotive industrial computer installation

    • Audio/video systems, CAN network integration

    • Development of custom digital control modules

Skills

Skills

  • Linux

    Ubuntu

    RHEL

    FreeBSD

    CentOS

  • Containerization

    Docker

    Kubernetes

    LXC

  • Automation & CI/CD

    Ansible

    Salt

    Jenkins

  • Databases

    PostgreSQL

    MongoDB

    MySQL

    Teradata

  • Monitoring & Logging

    Prometheus

    Grafana

    Zabbix

    Nagios

    Logstash

  • Scripting & Development

    Python

    Bash

    Go

  • Networking & Security

    DNS

    Firewalls

    VPN

    Envoy

  • Virtualization

    VMware

    OpenStack

Education

Education

  • General Medicine, Higher Education, I.M. Sechenov First Moscow State Medical University

    Sep, 2003 - Jun, 2010

  • PostgreSQL DBA2 – Advanced Administration, Professional Course, Specialist Training Center

    Jan, 2018 - Jan, 2018

  • Introduction to Hadoop, Professional Course, Teradata

    Jan, 2017 - Jan, 2017

  • Hadoop Administration, Professional Course, Teradata

    Jan, 2017 - Jan, 2017

  • Linux/FreeBSD Security & Networking (Level 3), Professional Course, Specialist

    Jan, 2013 - Jan, 2013

  • Linux (Ubuntu) for Internet Servers (Level 2), Professional Course, Specialist

    Jan, 2013 - Jan, 2013

  • Linux (Ubuntu) Basic Administration (Level 1), Professional Course, Specialist

    Jan, 2013 - Jan, 2013

  • Linux (Ubuntu)/FreeBSD with Windows Integration, Professional Course, Specialist

    Jan, 2013 - Jan, 2013

  • Certification, Electronic Certificate, Hurricane Electric

    Jan, 2015 - Jan, 2015

Awards

Awards

  • Winner , Moonactive hackaton

    Awarded on: Dec 20, 2024

Interests

Interests

  • Traveling & Wine

    USA, Europe, RussiaRed winesSunny weather
  • Personal IT Projects

    Home serversRoutersSmall cloud services