Rakuten Viber is one of the most popular and downloaded apps in the world. Working with us provides a unique opportunity to influence hundreds of millions of our users and to be part of the journey that makes us a super-app. Our mission is to make people’s lives easier by enabling meaningful connections, from precious moments with family and friends, through managing business relationships to pursuing their passions.
We are a global team of engineers dedicated to creating the best tools to ensure safe, convenient communication for millions of users worldwide. Our culture is built on innovation, teamwork, and a commitment to excellence.
We’re looking for an experienced, highly motivated Android developer to join our team.
As an Android Developer, you will be responsible for design and development of Viber Android client. We offer many interesting and challenging tasks that will allow you to extend your technical abilities delivering the product of the highest quality to our users.
Responsibilities- Participate in the development of the Viber client for Android, contributing to the enhancement and maintenance of existing features
- Collaborate with a diverse team of developers to efficiently produce new features, complete proposed initiatives, and contribute to overall application improvements
- Quickly grasp clients’ requirements, technology needs, and solution architecture to deliver high-quality solutions
- Work closely with product managers, the design team, and others to develop appropriate solutions that align with user experience and design guidelines.
- 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 for building and maintaining Android applications
- Thorough understanding of mobile application design principles and UX
- Experience with databases, including SQL, optimization and Room
- Proficiency in writing unit tests and version control using Git
- Familiarity with design patterns (GoF), architecture, and refactoring of applications
- Experience in MVP/MVI/MVVM architecture-based development
- Intermediate spoken level of English for effective communication within the team.
- Experience leveraging AI tools to enhance productivity or decision-making is a strong advantage.
Skills Required
- 5+ years of commercial experience in Android application development
- Strong proficiency in Java, Kotlin, and/or Android development
- Knowledge of Java collections and concurrency/multithreading
- Experience with Coroutines and Flow
- Experience with Android Jetpack components, including WorkManager, Paging, ViewBinding, and LiveData
- Proficiency in Dagger 2, multi-module projects, and Gradle
- Understanding of mobile application design principles and UX
- Experience with databases, SQL optimization, and Room
- Proficiency in unit testing and Git version control
- Familiarity with GoF design patterns, software architecture, and application refactoring
- Experience developing with MVP, MVI, or MVVM architectures
- Intermediate spoken English for effective team communication
- Experience using AI tools to improve productivity or decision-making
What We Do
At Rakuten Viber, we connect people. No matter who they are, or where they are from. Our global user base has access to a range of features like one-on-one chats, video calls, group messaging, and updates and discussions with their favorite brands and celebrities. We ensure our users have a secure and free environment to share their emotions. Rakuten Viber is part of Rakuten Inc., a world leader in e-commerce and financial services. It is the official instant messaging and calling app partner of the NBA’s Golden State Warriors. Join Rakuten Viber today and enjoy the world’s best communication experience.
