What is a Mobile Engineer at Viber?
The role of a Mobile Engineer at Viber is pivotal in creating and maintaining the high-quality mobile applications that serve millions of users globally. As a Mobile Engineer, you will be responsible for developing features that enhance user experience, ensuring performance optimization, and addressing any technical challenges that arise. Your work directly impacts how users engage with the platform, making it essential for the success of Viber's communication solutions.
This position is critical as it combines technical expertise with a deep understanding of user needs. You will work on projects that span across various functionalities, such as messaging, voice, and video calls. Engaging with real-time user feedback allows you to innovate and improve the application continuously. In a fast-paced environment, you will face complex challenges that require both creativity and analytical skills to solve, contributing to the strategic goals of Viber.
Common Interview Questions
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Curated questions for Viber from real interviews. Click any question to practice and review the answer.
Explain how the two pointers technique works on arrays and strings, when to use it, and its common patterns.
Explain how mobile apps manage memory, avoid leaks, and handle caching, lifecycles, and low-memory conditions.
Problem At Stripe, a service stores event sequences as singly linked lists. Write a function that reverses a singly linked list and returns the new head. ...
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Sign up freeAlready have an account? Sign inGetting Ready for Your Interviews
Preparation for your Mobile Engineer interview at Viber should be a thorough and strategic process. Focus on understanding both technical concepts and the company's culture.
Role-related knowledge – This criterion evaluates your technical skills specific to the mobile engineering field. Be prepared to showcase your expertise in programming languages like Swift and Kotlin, as well as your understanding of mobile architecture and best practices.
Problem-solving ability – Interviewers will assess how you approach technical challenges. Demonstrating a clear, logical thought process when discussing problems will be crucial.
Culture fit / values – Viber values collaboration and innovation. Be ready to discuss your experiences working in team settings and how you align with Viber's mission to provide seamless communication.
Interview Process Overview
The interview process for a Mobile Engineer at Viber is generally straightforward, but it can vary depending on the location and specific team. Typically, candidates will undergo a series of technical interviews that may include discussions with HR and technical teams.
Expect a mix of technical assessments and behavioral interviews, focusing on your problem-solving skills and cultural alignment with the company. The overall atmosphere is supportive, with interviewers eager to help candidates demonstrate their capabilities.




