[01] Why I Built a Retro OS in the Browser →
The story behind building a neobrutalist desktop operating system as a personal portfolio — from concept to deployment.
> cat about.txt
Hi, I'm Jan Medina — an IT Professional based in Auckland, NZ.
I manage enterprise device fleets, automate IT workflows, and build apps on the side. From JAMF and Intune policies to React web apps and iOS projects — I ship things that work.
> cat skills.md
IT & Infra: JAMF Pro, Intune, Active Directory, Azure AD
Scripting: PowerShell, Automation, MDM Policies
Dev: React, Node.js, JavaScript, TypeScript, Swift
Platforms: macOS, Windows, Linux, iOS
Tools: Git, Xcode, VS Code, SharePoint, 365 Admin
> echo $PHILOSOPHY
Ship fast. Learn faster. Every project levels me up.
Simplicity first — elegant code over clever code.
AI is the multiplier, craft is the foundation.
> ls projects/
01
45 Min iOS Square Reminder Timer
A focused iOS timer app that uses square visual reminders for precise 45-minute work or walk sessions with notifications.
SwiftSwiftUIiOS
02
IWT Japanese Walking App
An iOS app for Japanese-style interval walking training with guided pace changes, timers, and session logging.
SwiftSwiftUIiOS
03
Label Peek
A lightweight tool that lets you quickly peek and manage labels across tasks, notes, and projects without leaving your flow.
SwiftSwiftUImacOSiOS
04
LeanStack Protocol
A minimal protocol and set of tools for building lean, composable application stacks with clear boundaries and low overhead.
TypeScriptNode.jsProtocol
05
ListenOnce iOS App
An iOS app designed for one-time focused listening sessions with progress tracking, offline support, and minimal distractions.
SwiftSwiftUIiOS
> ls blog/
Writing about JAMF, Intune, endpoint management, automation, and the side projects I build along the way.
[02] Managing Device Fleets with JAMF Pro — Lessons from the Trenches →
Real-world insights from managing hundreds of Apple devices with JAMF Pro, including automation tips, common pitfalls, and hard-won lessons.
[03] My Developer Toolbox in 2026 →
The tools, apps, and workflows I use daily for web development, iOS development, and IT administration.