Simon Köhler

Hello, I am Simon Köhler

Professional Web Developer with 20+ years of Experience building Custom Websites and Apps for Businesses and Individuals

+507 6921-8234
swoosh

Professional Services for businesses

Generative Engine Optimization: GEO

Optimize your website for AI search. GEO Website Optimization ensures your content is found, cited, and trusted by ChatGPT, Google SGE & more.

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PHP Development

Professional PHP development services tailored for scalable, secure, and high-performance web applications. Custom solutions built with clean code and best practices.

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PWA Development

Professional Progressive Web App (PWA) development – fast, offline-ready, installable. Get your modern web app solution today!

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TYPO3 Development

Expert TYPO3 development: Custom extensions, integrations, upgrades, SEO, and performance optimization. Scalable TYPO3 solutions tailored to your business.

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Web Design

Website designs that convert visitors into customers. With a focus on usability and mobile-first design.

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Projects from my Portfolio

Clients I've worked for that you may know

Client Logos

Engagement in numbers

300+

Clients Served since 2002

38.000+
Views on DEV.TO

40.000+

Downloads on TYPO3.COM

40.000+

Views on CODEPEN