Senior Linux Engineer, DevOps Specialist and Backend Developer with 20+ years of experience delivering reliable infrastructure and custom software solutions. I help businesses design, deploy, automate and maintain production systems, from single VPS deployments to scalable cloud infrastructures. Areas of expertise: • Linux Administration (Debian, Ubuntu and custom distributions) • DevOps, CI/CD and Infrastructure Automation • Cloud & VPS Management • Docker and Containerized Applications • API Development and Systems Integration • Security Hardening and Troubleshooting • Monitoring and Performance Optimization • Web Servers (Nginx, Apache, Lighttpd) • DNS, Email and Network Services • ERP Solutions (Odoo, ERPNext, Axelor, Flectra) • E-commerce Platforms (WooCommerce, Shopify, Cocorico) Development experience: • Python • PHP • Go • Rust • JavaScript I have delivered custom business applications, ERP customizations, automation platforms, backend services, APIs and cloud solutions for startups, SMBs and enterprise clients. Whether you need Linux administration, DevOps automation, cloud deployment, ERP customization, troubleshooting, migrations or custom software development, I can provide practical and scalable solutions focused on long-term reliability. Available for both short-term projects and long-term collaborations.