Contacts

Telegram (preferred): @sorokdvasorrow
Phone: +381638016715
Email: y@dmnsky.ru

Work Experience

XRay от Ярика (personal project)

Role: CTO / Founder
Period: March 2022 — present
Responsibilities:
Founded a small VPN service with 2000+ users. Built a Telegram bot to handle payments, subscription management, monitoring, and administration.
Developed a Kotlin microservice for managing edge nodes.
Implemented the VPN based on the VLESS+Reality protocol.

LoyaltyPlant

Role: DevOps / Lead System Administrator
Period: April 2024 — present
Responsibilities:
Worked on an enterprise-grade B2B SaaS platform for mobile marketing. The company provides white-label loyalty applications for major restaurant chains like Papa Johns, KFC, and Wendy’s.

CI/CD and Automation

  • Automated microservice deployment using Ansible and Jenkins

  • Administered an on-premise GitLab instance

  • Maintained CI/CD infrastructure

  • Worked with Docker, LXD, and private registries

Infrastructure and Networking

  • Deployed and managed a VPN network resistant to censorship and blocking

  • Configured nginx for internal services and partner-facing web applications

  • Ensured network availability and fault tolerance for a distributed team

  • Managed corporate RouterOS-based routers

  • Deployed remote Linux-based workstations

Internal Services

  • Deployed and maintained self-hosted tools:

    • Confluence, Jira, n8n, Mattermost

  • Administered databases: MySQL, PostgreSQL

  • Managed OpenSearch and Grafana

  • Set up host and service monitoring with Zabbix

Team Support and Operations

  • Administered Slack and Google Workspace environments

  • Provided technical support to developers and non-technical staff

  • Led junior system administrators

  • Handled incident response and root-cause analysis

  • Streamlined workflows between technical and business teams

AIS Vostok (Automation and Service East)

Role: Industrial Automation Engineer
Period: May 2022 — December 2023
Responsibilities:
Developed process control and emergency shutdown logic for industrial automation systems based on Yokogawa and Supcon PLCs.
Worked on projects including:

  • Gazprom LNG Portovaya

  • Amur Gas Processing Plant

  • Arctic LNG-2

  • Fergana Oil Refinery (modernization)

Built an Excel-based tool with VBA scripts to automatically generate Modbus configuration files from I/O tables.

Skills

Linux, Bash, Docker, Docker Compose, Git, Ansible, Zabbix, Jenkins, Python, Kotlin, Rust, LXD, iptables/nftables, SQL, MySQL, PostgreSQL, GitLab, GitHub, VPN, Network Engineering
Languages: English (B2), Serbian (A2), Russian (native)

Education

Peter the Great St. Petersburg Polytechnic University
Bachelor’s Degree in Electrical Power Engineering

About Me

Independent IT entrepreneur. Winner of DEMHACK 2023 (our team developed an easy-to-use, self-hosted VPN solution for small teams of independent journalists).
Currently learning Rust in my spare time.
Based in Serbia, open to relocation with legal support.