Java Developer (Fintech)

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, and fun communication for millions of users worldwide. Our culture is built on innovation, teamwork, and a commitment to excellence. We offer a unique opportunity to work with cutting-edge technologies, including microservices architecture, and influence the lives of millions of people.

As a Backend Developer at Viber, you will be involved in developing and maintaining high-traffic with over 1 billion messages a day and dozens of scalable services, ensuring the fast and reliable operation of our platform. Your tasks will include developing new features, optimizing performance, ensuring data security, and solving complex technical challenges within our microservices architecture, using a combination of Java, along with non-blocking and reactive approaches, Cloud services, and NoSQL databases.

• 5+ years of experience in server-side development using Java
• Experience in Java reactive programming (such as Vertx, RX)
• Advanced knowledge of unit testing frameworks and mocking
• Knowledge of cloud technologies
• Experience with microservices development based Kubernetes
• Experience with Agile methodology
• Striving for new knowledge and skill improvement
• Intermediate+ in written and spoken English (interviews in English)
• Excellent oral and written communication skills.

• Experience with NoSQL database (such as Couchbase, MongoDB)
• Higher technical education.