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Scrum Master Team Lead

R&D, Warsaw, Poland (hybrid), July 16 2025

Description

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 and highly motivated Scrum Master Team Lead to join our team, lead a group of skilled Scrum Masters, and serve as the Scrum Master for one of our Agile teams.

Responsibilities

  • Lead, mentor, and support a team of Scrum Masters to ensure consistent Agile practices across teams.
  • Drive continuous improvement of Scrum Master capabilities through coaching, feedback, and training.
  • Ensure consistency and excellence in Agile execution across multiple teams.
  • Identify systemic challenges and collaborate with stakeholders to improve workflows and delivery pipelines.
  • Serve as the dedicated Scrum Master for an Agile squad.
  • Collaborate closely with product managers, developers, QA engineers, and other stakeholders to deliver high-quality solutions.

Requirements

  • At least 2 years of experience as a team leader; leading Scrum Masters or Agile roles.
  • At least 3 years of experience as a Scrum Master with a proven track record of successful project delivery.
  • Proven ability to lead change and influence without direct authority
  • Extensive experience working in agile teams and a deep understanding of agile principles, practices and values
  • Strong knowledge of software development processes and procedures.
  • Excellent interpersonal, communication, and mentoring skills.
  • Proficiency in project management and Agile tools (e.g., Jira, Advanced Roadmaps, Product Discovery tools).
  • Familiarity with team productivity metrics (e.g., velocity, lead time, cycle time, scope creep, done rate, Gantt charts) and the ability to use data to optimize team performance.
  • Experience with Agile scaling frameworks or methodologies (e.g., SAFe, LeSS) is a plus.
  • Fluent in written and spoken English.
  • Strong written and verbal communication skills.

Advantages

  • Experience working with remote teams
  • Relevant certifications (e.g., CSM, SAFe Scrum Master).

About

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