We are finbyte, a tech company based in Berlin helping businesses build fintech solutions and gain momentum to launch innovative offerings. Finbyte brings Commencis’ extensive experience in software & product development and strong talent together with FinLeap’s dominant presence as Europe’s leading fintech ecosystem. On a mission to thrive fintechs and enterprises in the era of disruption, finbyte aims to create momentum and accelerate future-minded companies. We are looking for team members to develop state-of-the-art technology and contribute to innovative projects that will help reshape the future of finance. Join us to build the backbone of pioneering companies. The position in a nutshell: We are seeking a highly skilled and experienced Senior Android Developer to join our team. In this role, you will be responsible for developing, enhancing, and maintaining our FinTech mobile applications. You will work closely with our product managers, designers, and other engineers to deliver seamless, high-performance, and secure mobile experiences for our users. Key Responsibilities: Design, develop, and maintain high-quality Android applications for the FinTech sector. Collaborate with cross-functional teams to define, design, and ship new features. Ensure the performance, quality, and responsiveness of applications. Identify and correct bottlenecks and fix bugs. Help maintain code quality, organization, and automation. Stay up-to-date with the latest industry trends, technologies, and best practices. Mentor and guide junior developers, promoting a culture of continuous learning and improvement. Qualifications: Bachelor's or Master's degree in Computer Science, Engineering, or a related field. 5+ years of proven professional experience in Android development with a strong portfolio of released applications on the Google Play Store. Strong proficiency in Kotlin. Production experience with Jetpack Compose. Experience with RESTful APIs to connect Android applications to back-end services. Experience with popular third-party libraries such as Hilt and Retrofit. Proficiency in Unit-Testing. Solid understanding of mobile architecture patterns (MVI, MVVM with Clean Architecture). Solid understanding of the full mobile development life cycle, OOP and SOLID principles. Experience with modern version control systems and code review processes Experience with offline storage, threading, and performance tuning. Familiarity with cloud message APIs and push notifications. Strong problem-solving skills and attention to detail. Excellent communication and teamwork abilities. Good to Have: Experience in the FinTech sector or working on financial applications. Knowledge of security standards and best practices for mobile applications. Familiarity with Agile development methodologies. Contributions to open-source projects or a strong personal portfolio of app development.