Available for consulting

Stefan Larsen

Platform & Automation Engineer

I build the systems that connect systems. Enterprise automation, monitoring architecture, and integration engineering across ServiceNow, BigFix, Zabbix, and Microsoft Graph API. Self-taught. Currently based in Copenhagen.

Selected Work

Selected Work

Case studies

01 automation

Hybrid Identity Automation

A self-service portal that lets a Nordic MSP's customers create, update and disable their own users, groups and shared mailboxes across on-prem Active Directory, Entra ID and Exchange Online — backed by one multi-tenant ServiceNow + BigFix engine.

  • PowerShell
  • ServiceNow
  • BigFix
  • Active Directory
  • Graph API
  • Exchange Online
read the case study
02 integration

E-conomic Data Management Platform

Full-stack data platform for multi-agreement accounting API integration, automated syncing, and PowerBI-optimized reporting.

  • Node.js
  • Express
  • MySQL
  • Python
  • Flask
  • REST API
read the case study
03 automation

Disk Cleanup Automation

Zabbix-triggered, change-governed disk remediation across the MSP fleet — .NET webhook receiver, ServiceNow Flow Designer, BigFix-delivered PowerShell, polling-based result fetch.

  • C# .NET 8
  • ASP.NET Core
  • Polly
  • Serilog
  • ServiceNow
  • Flow Designer
read the case study
04 automation

Compliance Audit Automation

Self-service CIS Level 1 security-baseline scanning of Windows Servers across an MSP fleet — read-only by design, BigFix-delivered, results persisted and trended in ServiceNow.

  • ServiceNow
  • Flow Designer
  • BigFix
  • Client Query API
  • PowerShell
  • CIS Benchmarks
read the case study
05 monitoring

Monitoring Platform Consolidation

Migrating three enterprise monitoring platforms into a unified Zabbix infrastructure across five Nordic countries.

  • Zabbix
  • Linux
  • PostgreSQL
  • Automation
  • SNMP
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06 automation

Veeam Backup Integrity Check

Per-server Veeam backup verification across an MSP fleet — ServiceNow-driven, BigFix-delivered PowerShell that checks the latest backup session, with a shape-stable mock fallback so the whole pipeline is testable without a Veeam server.

  • ServiceNow
  • Flow Designer
  • BigFix
  • Client Query API
  • PowerShell
  • Veeam
read the case study
07 monitoring

Avaya IP Office SNMP Trap Monitoring

Python daemon for parsing and routing Avaya IPO-MIB SNMP traps to Zabbix with intelligent host routing and safety-first design.

  • Python
  • SNMP
  • Zabbix
  • Avaya
  • systemd
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08 monitoring

IBM FlashSystem Monitoring

Three iterations of a monitoring solution for enterprise storage arrays — from external scripts to pure Zabbix-native JavaScript.

  • Zabbix
  • JavaScript
  • REST API
  • IBM FlashSystem
  • Python
read the case study
09 monitoring

XenServer NRPE Monitoring

Push-based monitoring for Citrix XenServer clusters using NRPE, automated host discovery, and Zabbix trapper architecture.

  • Zabbix
  • Bash
  • NRPE
  • XenServer
  • nmap
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10 personal

MicassoMozart Discord Bot

A Discord music bot built for game nights — because sometimes you just want ad-free music without the hassle.

  • Node.js
  • Discord.js
  • YouTube API
read the case study