Web. AI. Systems.

I build web systems that grow
with your business.

Websites, headless CMS, web apps, AI voice agents and automations – cleanly planned, individually built and operated long-term.

Joseph Kisler — Developer & Systems Architect
Web systemsWebsites & web apps that fit you.
Contypio CMSMaintain and publish content flexibly.
AI Voice AgentAutomate calls and ease your team’s load.
Hosting & OperationsRun securely, fast and reliably.
Custom-builtfor your business
Headless & flexiblefor maximum freedom
Stable & securefor sustainable growth
Future-proofthrough modern technology

Services

What I build

Tailored systems instead of off-the-shelf solutions – built for flexibility, performance and growth.

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Web systems

Custom web applications and portals, built exactly around your processes.

Headless CMS

Modern content architectures with Contypio, Astro and API-first structures.

AI Voice

AI-powered voice systems and agents for better customer experiences.

Hosting & Operations

Reliable hosting, monitoring and maintenance to keep your system running safely.

Focus areas

Systems that don't look like website builders.

Contypio / Headless CMS

Structure content freely, deliver it anywhere – fast, secure and future-proof.

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AI Voice Agents

AI-powered voice assistants that understand, act and deliver real value.

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Selected projects

Selected projects

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Tourism Platform

Tourism Platform

Multilingual portal with headless CMS and booking integration.

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Contypio

Contypio

Headless CMS and content hub: structure content once and deliver it anywhere via API – self-hosted, without SaaS lock-in.

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Voice Agents

Voice Agents

AI-powered voice agents that answer calls, pre-qualify enquiries and take over routine tasks – noticeable everyday relief.

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Products

These are my products

Contypio – self-hosted headless CMS
Contypio Headless CMS & content hub
Blog Machine – AI-assisted content production
Blog Machine AI-assisted content production
KIAutomat – voice agents & AI automation
KIAutomat Voice agents & automation
SEO Quality Platform – quality checks for content
SEO Quality Platform Quality checks for content
Tourism Platform – multilingual travel portal
Tourism Platform Travel portal with booking
Contypio – self-hosted headless CMS
Content & Publishing

Contypio

My self-hosted headless CMS and content hub. Structure content once and deliver it anywhere via API – independent and without SaaS lock-in.

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Blog Machine – AI-assisted content production
AI & Content

Blog Machine

AI-assisted content production from research to publishing – with editorial control instead of text floods at the push of a button.

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KIAutomat – voice agents & AI automation
AI & Automation

KIAutomat

Voice agents and AI automation that take real work off your plate – answering calls, pre-qualifying requests, handling routine.

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SEO Quality Platform – quality checks for content
Quality & SEO

SEO Quality Platform

An engine that checks SEO, web and social content for quality – a central scoring foundation for projects and products.

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Tourism Platform – multilingual travel portal
Travel & Booking

Tourism Platform

Multilingual travel portal with headless CMS and booking integration – for providers with many tours and destinations.

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From the Webwerkstatt

From the Webwerkstatt

Technical notes, field reports and thoughts on headless CMS, AI voice, hosting and modern web systems.

To the blog

When a headless CMS really makes sense

A pragmatic guide to the right decision and typical pitfalls.

Read

Where voice agents deliver real value

Examples, use cases and what really matters in implementation.

Read

Self-hosting without SaaS lock-in

More control, better performance and true data sovereignty – how to get started.

Read

Approach

How I work

01

Understand

I listen, ask the right questions and understand your business.

02

Conceive

I develop the right strategy and a solid technical concept.

03

Build

I build your system cleanly, performantly and with attention to detail.

04

Operate

I ensure stable operation and support your growth long-term.

Tell me about your project

Describe in a few sentences what it’s about – I’ll get back to you personally.

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