I have been working as a freelance software developer since 2013, with a focus on mobile applications. During this time, I have supported start-ups, agencies, and large enterprises in developing and evolving their apps.
My focus today is on modern Android development with Kotlin and Jetpack Compose. I particularly enjoy projects where existing applications are modernized, architectures are improved, or new features are integrated in a sustainable way.
I also bring experience with iOS, REST APIs, SQL, and PHP. Currently, I am working intensively with Kotlin Multiplatform. I use modern AI tools selectively to accelerate development, analysis, and code reviews – while technical responsibility always remains with the developer.
Android Development since 2012
My first smartphone ran with Android Version 2.3
Completed master's degree in media informatics
At 'Berliner Hochschule für Technik' (ex Beuth Hochschule)
Customers in many industries and team sizes
Automotive, Logistics, E-Commerce, Health Care, Museums ...
Freelancer since 2013
For more than 10 years I care for customers as a professional developer
Training courses and conferences
I am constantly educating myself and using the latest frameworks
Think out of the box
Also developing web, backend, APIs and iOS
#Android
#Kotlin
#Jetpack Compose
#Kotlin Multiplatform
#iOS
#Claude Code
#Github Copilot
From individual features to complete applications: I develop modern apps with Kotlin and Jetpack Compose. My focus is on Android and Kotlin Multiplatform. I place great importance on maintainable architecture, high code quality, and close collaboration with product and development teams.
Many applications have grown over the years. I help modernize legacy code step by step, reduce technical debt, and migrate existing apps to current technologies and architectures – without disrupting ongoing development.
Whether it's architectural decisions, code reviews, or the introduction of new technologies: I help teams build mobile applications that are maintainable and future-proof in the long run.
I am using current AI tools to support analysis, development, and code reviews. This allows many tasks to be handled more efficiently, without compromising on quality, maintainability, or architecture.
An overview of my recent projects is available on my LinkedIn profile, including:
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