Aleksandr Makunin
DevOps / Linux System Administrator / AI-Developer
Summary
DevOps / Linux System Administrator with 1–3 years of hands-on experience in Linux administration and self-hosted infrastructure.
Experienced with containers, reverse proxies, DNS, TLS, private networking, monitoring, and automation using Python, n8n, and APIs.
Available for remote roles and project work.
Skills
Linux & containers
Linux, Docker, Docker Compose, Docker Swarm, Dokploy, Arcane, Coolify
Networking & web infrastructure
Traefik, Nginx, Caddy, DNS, TLS, NetBird, CDN, Cloudflare, Terraform
Monitoring
Beszel, Kener, Uptime Kuma, Prometheus, Grafana
Databases
PostgreSQL, Redis, SQLite
Automation & integrations
Python, n8n, API, Webhook, Telegram Bot API
Storage
Cloudflare R2, Yandex Cloud Object Storage
Mail
SMTP, SMTP Route, IMAP, Stalwart, RoundCube, Yandex Cloud Postbox, DKIM, DMARC, SPF, MX, Microsoft Autodiscover
AI
Codex, OpenRouter, HuggingFace, OpenAI-compatible Provider, OpenClaw, VS Code Agent's
HelpDesk
Chatwoot, LibreDesk
Cloud
Yandex Cloud, NextCloud
VPN
Xray, VLESS, Remnawave
Keyboard
Blind typing
Security
Yandex Cloud Smart Web Security (WAF), Infisical, HashiCorp Vault, OpenBao
Projects
LibreGate — Founder & Developer
Feb 2025 – Present
Designed, developed, deployed and maintained LibreGate VPN, a self-hosted VPN service with automated subscription management, Telegram bot integration, and distributed server infrastructure.
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Built and maintained the service infrastructure on Linux-based VPS servers.
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Deployed and managed containerized applications using Docker, Docker Compose, Docker Swarm, and Dokploy.
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Configured and maintained reverse proxies using Nginx and Traefik, including HTTPS/TLS certificates, domain routing, and DNS management.
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Integrated a Telegram bot for user registration, subscription management, payments, and automated VPN access delivery.
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Worked with VPN server configurations, connectivity troubleshooting, and service availability.
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Configured secure remote administration using SSH, NetBird, private networking, and access control rules.
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Managed PostgreSQL, Redis, and SQLite databases for application services.
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Implemented service monitoring and availability checks using Beszel and Kener.
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Automated operational tasks and integrated services using Python, REST APIs and n8n.
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Troubleshoot infrastructure issues, analyzed application and container logs, and maintained service operations.
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Managed domain configurations, DNS migrations, and integrations with external APIs and Cloudflare.
Technologies: Linux, Ubuntu, Docker, Docker Compose, Docker Swarm, Dokploy, Nginx, Traefik, Cloudflare, DNS, HTTPS/TLS, SSH, NetBird, PostgreSQL, Redis, SQLite, Python, REST API, Telegram Bot API, n8n, Beszel, Kener.
Freelance Developer & IT Specialist
2022 – Present
Self-Employed | Remote
Delivered end-to-end IT solutions for clients, combining web development, Linux server administration, infrastructure deployment, and business process automation. Managed projects independently, from requirements analysis and technical planning to implementation, troubleshooting, and ongoing support.
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Delivered functional websites and web solutions using WordPress, HTML, CSS, and JavaScript, including website customization, CMS migrations, responsive design improvements, and performance optimization.
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Deployed and maintained production-oriented infrastructure on Linux VPS servers using Docker, Docker Compose, Nginx, and Traefik, enabling reliable application hosting and streamlined service management.
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Developed custom Telegram bots and backend integrations using Python and REST APIs to automate business operations, user interactions, and data processing.
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Improved website performance and usability by identifying technical bottlenecks, resolving configuration issues, and optimizing frontend components.
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Streamlined application deployment and administration through containerization, reverse proxy configuration, HTTPS/TLS setup, and DNS management.
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Implemented automation solutions using Python scripts, API integrations, and workflow automation tools to reduce repetitive manual tasks.
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Resolved complex technical issues involving Linux servers, Docker containers, databases, networking, and web applications through systematic troubleshooting and log analysis.
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Configured and maintained application databases using PostgreSQL, SQLite, and Redis to support backend services and application functionality.
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Managed projects independently, translating client requirements into practical technical solutions and handling implementation, testing, and technical support.
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Provided IT troubleshooting and maintenance services, resolving software, operating system, and hardware-related issues.
Technologies: Linux, Ubuntu, Docker, Docker Compose, Nginx, Traefik, Python, WordPress, JavaScript, HTML, CSS, PostgreSQL, SQLite, Redis, REST APIs, Git, Cloudflare, DNS, HTTPS/TLS.
Core Competencies: DevOps, Linux System Administration, Infrastructure Deployment, Backend Development, Automation, Web Development, Technical Troubleshooting.
Profiles
Experience
Languages
Russian
Native
Russian-written
Native
English
Basic