o
oleyna80

Dmitrii O

@oleyna80

Linux and DevOps Engineer, Server Administration

France
Russe, Allemand
Certaines informations sont présentées en anglais.
À propos de moi
I’m an IT professional specializing in Linux server administration, VPS troubleshooting and DevOps. I have 10+ years of experience in IT support, networks, hardware, business software and technical troubleshooting. I work with Linux, Docker, Nginx, SSH, CI/CD, Git/GitHub and VPS environments. My development background includes Python, FastAPI, PostgreSQL, Next.js and REST APIs, allowing me to troubleshoot across both infrastructure and application layers. I work methodically: diagnose the issue, identify the cause, apply safe changes and verify the result.... Plus d’infos

Compétences

o
oleyna80
Dmitrii O
hors ligne • 

Voir mes services

Administration de serveur
I will troubleshoot and fix your linux vps server issues
De15 $US / projetPlus de détails
Administration de serveur
I will perform a linux vps health check and server maintenance
De15 $US / projetPlus de détails

Portfolio

Expérience professionnelle

Freelance

Freelance

Freelance • 9 yrs 6 mos

Linux, DevOps & Full-Stack Engineer

Feb 2025 - Present • 1 yr 8 mos

Building and deploying full-stack web applications and AI automation solutions for small business use cases. • Develop web applications with Next.js, React, TypeScript, PostgreSQL and REST APIs • Build AI-assisted client intake, lead qualification and business workflow automation • Design agent workflows for structured data collection, routing, human handoff and notifications • Integrate LLM APIs, web forms, databases, Telegram and automation tools • Deploy and maintain applications on VPS infrastructure using Docker, Nginx and GitHub Actions • Troubleshoot deployed applications and provide post-deployment technical support • Use an agentic software development workflow covering requirements, implementation, code review, testing and verification

IT Consultant & Business Systems Integrator

Sep 2015 - Jul 2023 • 7 yrs 10 mos

Worked independently with small businesses, retail stores, and restaurants to deliver business IT systems. Analyzed requirements and implemented POS systems, retail software, and local networks. Configured product catalogs and sales workflows while providing on-site and remote application support and technical assistance for hardware and connectivity issues.

CNS

Information Technology Support Technician

CNS • Temps plein

Feb 2009 - Jul 2015 • 6 yrs 5 mos

Provided on-site and remote IT support for small and medium-sized business clients. Diagnosed and resolved workstation, software, printer, peripheral and network issues Installed and configured Windows workstations, business software and POS systems Set up printers, electronic payment terminals and other workplace peripherals Installed and maintained local LAN networks and network-connected equipment Performed hardware diagnostics, upgrades, component replacement and workstation preparation Provided end-user technical assistance and training Created technical documentation and supported users remotely and on site