Android Developer

Rakuten Viber is one of the most popular and downloaded apps in the world. The company is a global team of engineers focused on creating safe, convenient communication tools for millions of users worldwide. The mission is to make people's lives easier by enabling meaningful connections and developing a super-app.

• 5+ years of commercial experience in Android application development.
• Strong proficiency in Java, Kotlin, and/or Android development.
• Solid understanding of Collections, Concurrency/Multithreading in Java, Coroutines/Flow, and experience with Android Jetpack components (WorkManager, Paging, ViewBinding, LiveData).
• Proficient in Dagger 2, multi-module projects, and Gradle.
• Thorough understanding of mobile application design principles and UX.
• Experience with databases including SQL and Room.
• Proficiency in writing unit tests and using version control with Git.
• Familiarity with design patterns (GoF), architecture, and application refactoring.
• Experience with MVP/MVI/MVVM architecture-based development.
• Intermediate spoken level of English for team communication.
• Experience leveraging AI tools to enhance productivity or decision-making is a strong advantage.

• Participate in the development and maintenance of the Viber client for Android.
• Collaborate with developers to produce new features and contribute to application improvements.
• Quickly understand clients' requirements, technology needs, and solution architecture.
• Work closely with product managers and design team to develop solutions aligned with UX and design guidelines.

By applying, candidates consent to the processing of personal data for recruitment purposes by RAKUTEN VIBER Sp. z o.o. located at ul. Senatorska 2, 00-075 Warszawa. Candidates have rights to their personal data per applicable laws. Provision of mandatory data is required; refusal may prevent recruitment. Data processed until recruitment is completed or withdrawal of consent for future recruitment.