I'm a Full Stack Web Developer and work with TYPO3 since 2004. My main focus is TYPO3 backend development and consulting which I offer for agencies and companies.

My main interests as a TYPO3 Freelancer are as following

• TYPO3 Extension Development
• Planning and development of complex web applications build with TYPO3 
• Development and integration of Authentication Services for TYPO3
• Planning and performing TYPO3 Major Updates of existing websites
• Test automation and automated deployment
• Code Reviews / Security Reviews of TYPO3 Extensions
• Analyzing and restoring hacked TYPO3 websites

Besides my work as a freelancer, I am also member of the TYPO3 Security Team and have developed several open source TYPO3 extensions, which all are actively maintained and available on TER and packagist.