• Develop and design modern Android apps using Android Studio (Java)
• Support migration to Kotlin and further development of the codebase
• Work with external data sources and APIs
• Create unit and Android tests for quality assurance
• Perform tests for performance, usability, and reliability
• Support continuous improvement of applications and processes

Requirements

Degree or vocational training in computer science, or equivalent proven experience
Experience in Android development — multi-year experience is welcome, but what matters most to us is your passion for programming
Knowledge of Kotlin or willingness to learn and work with it
Enthusiasm for innovative ideas in app development
Passion for clean, well-structured code
Fluent German (B2 level); we offer courses to reach C1 level

🔍 ATS Optimization Keywords
Below are skills and terms extracted directly from this job posting to improve Applicant Tracking System (ATS) visibility. This unique feature helps candidates tailor their applications more effectively — a feature exclusive to JobTailor job listings.

Hard Skills

Android development
Java
Kotlin
unit testing
Android testing
API integration
performance testing
usability testing
reliability testing
clean code

Soft Skills

passion for programming
enthusiasm for innovative ideas
commitment to continuous improvement

Certifications & Qualifications

degree in computer science
vocational training in computer science

Android App Developer

Android App Developer – m/f/d