Backend Team Lead

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 communication for millions of users worldwide. Our culture is built on innovation, teamwork, and a commitment to excellence.

We’re looking for an experienced, highly motivated Backend Team Lead to join our Ads group and lead a team of talented senior backend developers responsible for developing and maintaining a high-traffic, low latency microservices-based system.

Responsibilities

• Lead, mentor, manage and inspire a diverse agile team of backend developers across different locations, 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
• Collaborate closely with product managers, client developers, scrum masters, and other stakeholders to deliver high-quality solutions
• Effectively manage and integrate the contributions of a full-stack web developer within the backend team’s scope.

Requirements

• At least 3 years of experience as a team leader
• At least 8 years of hands-on experience in server-side development
• At least 2 years of hands-on experience with Go lang
• Proven experience in developing large-scale systems using cloud services and NoSQL databases (such as GCP orand AWS, Couchbase)
• Experience with microservices architecture, Docker, and container orchestration (e.g., Kubernetes) & CI/CD
• Experience with Agile methodology
• Ability to quickly understand complex systems and drive solutions.
• Fluent in written and spoken English
• Excellent spoken and written communication skills

Advantages

• Direct experience with Ad Tech platforms (DSPs, SSPs, Ad Exchanges).
• Experience with Vue.js or similar frontend frameworks
• Experience with Java
• Familiarity with observability tools and practices.
• Experience working with remote teams
• Advanced knowledge of unit testing frameworks and mocking
• B.Sc. in Computer Science or equivalent

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