Java Lead
Viber
At Rakuten Viber, we connect people–no matter who they are, or where they are from. As a communication platform that connects hundreds of millions of people around the world, we know that the way people communicate changes on an almost daily basis. That's why we dedicate ourselves to providing added value to communication — from private and group chats to audio and video calls to the ability to follow and contact brands, businesses and celebrities.
Viber is an all-in-one platform for everything communications-based, and all Viber communications are protected by end-to-end encryption.
Viber is part of the Rakuten Group, a world leader in e-commerce and financial services
Key Responsibilities:
  • Lead, mentor, and manage an agile team of approximately six senior backend engineers, including hiring, training, and mentoring, alongside hands-on coding.
  • Actively participate in the design, development, and maintenance of backend systems and applications while analyzing business requirements to create scalable, high-performing, and testable solutions.
  • Lead the transition from a monolithic architecture to a microservices architecture.
  • Collaborate closely with product managers, client developers, scrum masters, and other stakeholders to deliver high-quality solutions.

Requirements:
  • At least 3 years of experience as a team leader.
  • At least 5 years of hands-on experience in server-side development.
  • At least 2 years of hands-on experience with Java.
  • Proven experience in developing large-scale systems using cloud services and NoSQL databases (such as AWS, Couchbase).
  • Experience in building and deploying microservices.
  • Experience with Agile methodology.
  • Fluent in written and spoken English.
  • Excellent spoken and written communication skills.

Advantages:
  • Experience working with remote teams.
  • Experience with AWS cloud.
  • Advanced knowledge of unit testing frameworks and mocking.
  • Familiar with C++.
  • Experience with microservices development based on Docker and Kubernetes.
  • B.Sc. in Computer Science or equivalent.
  • Experience with Kubernetes (K8s) and CI/CD.