K hetzenauer.me
Freelance software & web development — Tirol & remote

What I can build for you

Freelance software & web developer based in Kössen, Tirol — available for projects across Austria and remote, in German & English.

01

What I can build

Web Development

Websites & Web Apps

Fast, modern websites and web apps that look sharp and rank on Google — from a marketing site for your business to a full custom web app. Built with Astro, Svelte, Angular or React, tuned for speed, SEO and accessibility. (This site is one of them.)

Includes
Design & build
SEO & Core Web Vitals
CMS / edit your own content
Hosting & deployment
AstroSvelteAngularReactTypeScript
Software Development

Custom Software & Tools

Custom business software, internal tools, dashboards and APIs built around how you actually work — with clean data modelling and audit-ready logic. Day job: an ERP handling 1M+ items.

Includes
Backend & APIs
Databases & data modelling
Dashboards & internal tools
Integrations
NestJSNode.jsMySQLTypeScriptKysely
AI

AI Integration & Automation

Add AI where it actually pays off — LLM features, smart and multilingual search, content generation and workflow automation, integrated with the Gemini API or similar.

Includes
LLM features
Smart / vector search
Automations
Multilingual content
Gemini APILLM IntegrationOpenSearchPython
Specialty

Search & Data at Scale

Big catalog or slow search? My specialty: sub-second search over millions of records with OpenSearch, vector/similarity search and real-time data sync.

Includes
OpenSearch setup & tuning
Vector / similarity search
Real-time sync (CDC)
Deduplication
OpenSearchDebezium / CDCVector SearchMySQL
02

Why me

Most freelancers can build a site. I bring enterprise-grade engineering — the rigor behind an ERP with 1M+ records, audit trails and concurrency-safe systems — to projects of any size.

03

Area served

Based in Kössen, Tirol — for businesses in Kufstein, Kitzbühel, across Tirol, all of Austria, and remote.

KössenKufsteinKitzbühelTirolAustriaRemote