Karsten kphutt

😀

Engineering leader. Identity, security, AI.

7 followers · 10 following

Bellevue, WA
in/karstenhuttelmaier

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Overview Repositories 14 Projects Packages Stars 17

Overview
Repositories
Projects
Packages
Stars

kphutt/README.md

Hi, I'm Karsten

Engineering leader exploring identity, security, and AI-assisted development.

kphutt.com

Projects

Project	What it does	Built with	Phase
gdmutant	Mutation testing for GDScript and Godot: find the bugs your green tests would miss	Python	Published
identity-lab	Learn the modern identity stack by breaking it — 9 interactive CLI simulations for OAuth2, OIDC, WebAuthn, DPoP, SCIM, CAEP	Node.js	Complete
inbox-shepherd	Gmail triage pipeline — header screening, static rules, then LLM classification with logged decisions	Apps Script	Early
prompt-lenses	Model-agnostic prompt library for code and document review through cognitive lenses	Markdown	Early
interview-prep	One command generates Staff-level interview prep — deep-dive episodes, podcasts, and an AI coach	Python	In development
text-adventure-v2	Procedural dungeon crawler with BFS-validated solvable maps and fog-of-war rendering	Go	Playable
dotfiles	Cross-platform terminal dev environment managed with chezmoi — one source renders zsh (macOS) + PowerShell (Windows) with a byte-identical starship prompt, delta diffs, zoxide/fzf	chezmoi · Shell	Stable

How I Work

All repos follow the same documentation lifecycle: ROADMAP.md for priorities, docs/decisions/ for append-only architectural decision records, and AGENTS.md as the AI coding assistant entry point. Details in kphutt/.github.

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gdmutant gdmutant Public

Mutation testing for GDScript and Godot: find the bugs your green tests would miss.

Python 2
interview-prep interview-prep Public

One command generates a complete technical interview prep system: deep-dive episodes, NotebookLM podcasts, and a Gemini Gem interview coach

Python 1
text-adventure-v2 text-adventure-v2 Public

Procedurally generated terminal text adventure in Go — guaranteed-solvable dungeons with BFS validation, tcell UI, and comprehensive tests

Go 1
prompt-lenses prompt-lenses Public

Model-agnostic prompt library for code and document review through cognitive lenses

1

kphutt (Karsten) · GitHub