{"@context":"https://schema.org","@type":"Organization","name":"Rakuten Viber","url":"https://viber.com","description":"A calling and messaging app that connects people–no matter who they are, or where they’re from.","logo":"https://storage.googleapis.com/mobile-career/company-logos/1764364827294-rakuten_viber_logo.jpeg","jobPosting":[{"@type":"JobPosting","title":"Senior iOS Developer","description":"

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.

As an iOS Developer, you will be responsible for design and development of Viber iOS 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.

The ideal candidate is interested in improving our users’ experience and wants to make a positive impact on the team.

Responsibilities

Development of new features of Viber app.
Improve code quality through writing unit tests and performing code reviews.
Improve quality of application and bug fixing.
Applications optimization and Code refactoring.

Requirements

At least 5 years of production mobile software development experience.
Proficient in Objective-C/ Swift and iOS development.
Experience collaborating with multiple cross-functional teams including support, product management, developers.
Expert in Object-Oriented programming, algorithms, design patterns, multi-threading.
Experience in Unit Testing.
Strong communication skills.
Intermediate spoken level of English.
Availability to work full-time job in a hybrid mode (3 times a week at the office).
Experience leveraging AI tools to enhance productivity or decision-making is a strong advantage.

","datePosted":"2025-11-28T21:21:52.494Z","employmentType":"FULL_TIME","jobLocation":{"@type":"Place","address":"Warsaw, PL, PL"},"hiringOrganization":{"@type":"Organization","name":"Rakuten Viber","url":"https://viber.com"},"url":"https://mobile.career/jobs/rakuten-viber-senior-ios-developer-cmijdbbg70002ju04u8h355bb"}]}

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