Teamwire is a secure Business Messenger App developed for mobile collaboration and mission-critical communication. We are a safe alternative to WhatsApp for enterprises, the public sector, and healthcare.More than half of the German police use our secure messenger app to supplement digital radios.The app has been specially developed for operational scenarios of the police (or fire brigade or disaster control, etc.) Real-time transmission of photos + videos.Secure communication (100% GDPR-compliant + ISO-certified + state-of-the-art encryption technology + full data sovereignty)This enables the police to act faster in manhunts and missing persons cases, benefiting people in danger.Our international, experienced, and full-remote teams work with agile processes. We are seeking a skilled Senior Android Developer (m/f/d) for our Android team to achieve great things together.You communicate fluently in English, with clarity in both speech and writing.You have at least 8 years of experience in Android development.You have solid experience working on Android codebases involving Java and Kotlin. Ideally, you have experience migrating a Java codebase to Kotlin as part of adopting modern Android development practices.You are confident working with networking, WebSockets, and push notifications.You are proficient in writing unit tests.You will design, develop, and maintain our Android application, ensuring high performance, scalability, and security.You will own engineering tasks and projects, driving these initiatives independently.You will write test cases and prepare documentation.Full remote work and flexible working hours.~ Permanent position~25 holidays included in that year plus your local bank holidays.~ Agile workflows.~ If you are based in Germany or Spain, we offer a permanent employment contract. If you are located elsewhere in Europe, you will work with us as a self-employed contractor while enjoying the same benefits as a regular employee, including paid vacation, full sick leave coverage, and a company laptop.Then, you will continue performing a technical interview with the Lead Architect and the Android team. It will include a technical assessment.~ Last but not least, the final stage will be to receive an offer.
You will always get complete feedback about your performance.