Nikodem Okrajni
Tech Support Engineer
Tech Support Engineer specialising in local AI automation, self-hosted infrastructure on Proxmox VE, and React Native mobile development.
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Core Focus
Local AI & Automations
Workflow automations (n8n, Claude Code, Cursor), agent orchestration (Rovo AI, Hermes), private local LLM edge hosting (Ollama, llama.cpp), and Obsidian relational database structures for optimized local retrieval (RAG).ITaaS & Infrastructure
Helpdesk support for 2000+ users (1900+ resolved tickets/yr), Active Directory, security incident analysis, hardware diagnostics, and self-hosted infrastructure.Mobile Systems
Building Tramio, an offline-first geofenced city guide on public transit using Expo React Native, and customizing Android devices with custom ROMs, bootloaders, and ADB.Projects
TramioOffline-first geofenced city guide on public transit — React Native & Expo
Homelab Online
Pentium N5000 · Proxmox VE · self-hosted virtualization environment running 24/7AI & Automation
Infrastructure & Networking
Experience
L1 Tech Support EngineerJul 2025 – Jul 2026
ITENERUM Sp. z o.o.Provided L1 support for 2000+ users with 1900+ resolved tickets/yr and 4.9/5.0 CSAT score. Managed Active Directory, Microsoft 365 Admin Center, CUPS print servers & hardware diagnostics. Deployed Atlassian Rovo AI Agents & local LLMs (Ollama) with Obsidian knowledge bases.
1900+ Tickets Resolved•4.9/5.0 CSAT Rating
CEO Reference LetterOfficial recommendation letter from ITENERUM CEO (PDF)
Connect
LinkedInlinkedin.com/in/nikodem-okrajni