Jobs at Rakuten Viber

The Office Manager will ensure a positive office environment, manage document flow, office budget, and support employee engagement and visits from international colleagues.

Lead B2B creative strategy and design to translate product capabilities into clear value propositions, craft sales decks and campaign concepts, define visual direction and design systems, manage agency output, and produce high-impact sales and marketing assets that drive awareness and lead generation.

Provide regional marketing operations and project management support for product localization (Bulgaria), regional GTM rollouts, campaign asset delivery, and administrative/financial coordination for the regional team during a maternity leave cover.

The iOS RTC Software Engineer will develop and optimize Viber calls on the iOS platform, focusing on WebRTC integration, signaling protocols, and performance optimization.

The iOS RTC Software Engineer is responsible for developing and optimizing Viber calls on iOS, including WebRTC integration, signaling protocol, and optimizing media processing.

Manage a team of specialists providing technical support for B2B partners at Viber. Oversee support communications, knowledgebase, and process optimizations.

The Product Designer will lead the design process, focusing on financial flows in a fintech app, conducting user research, and collaborating with cross-functional teams to integrate AI features.

Lead and mentor a diverse agile team of backend developers, managing backend systems and applications while ensuring high-quality solutions in a microservices architecture.

The Senior Data Analyst will analyze data, run A/B tests, and provide insights to improve product decisions and user experiences.

The B2B Marketing Operations Coordinator supports B2B marketing efforts by managing content operations, assisting with events, and coordinating vendor logistics.

The role involves designing and implementing deep learning models for recommendations, improving model performance, and collaborating with management to solve complex social network problems using extensive data.

The Backend Team Lead will mentor a team of developers, manage backend system designs, and collaborate with stakeholders to create scalable solutions.

The iOS Developer will design, develop, and enhance the Viber iOS app, focusing on new features, bug fixes, code quality, and optimization.

As a Product Manager at Viber, you will strategize and execute platform development, collaborating closely with teams to optimize user experiences and performance metrics.

The Product Manager will drive the product lifecycle for fintech initiatives, optimize user experience, manage product metrics, and ensure compliance while leading cross-functional teams in a hybrid work environment.

The Senior Data Analyst will analyze data to provide insights for product and business decisions, manage dashboards, and design A/B tests, collaborating with cross-functional teams.

As a Senior Full Stack Engineer at Rakuten Viber, you will develop and maintain high-availability applications, work on feature development, performance optimization, and collaboration with cross-functional teams.

Lead AI automation projects, build LLM workflows, maintain AI systems, and drive AI adoption within the organization.

This role involves monitoring security events, improving automation and tooling in cloud security, and ensuring compliance with organizational policies.

Lead the Data Engineering team to build scalable data platforms and pipelines, ensuring reliability and scalability of ML systems.