Linux Server Senior Engineer - DX Platform Planning Group, BSS Development Department (BSDD)

Job Description: Business Overview Rakuten Group is based in Japan and serves approximately 100 million customers, with a global reach of 1 billion. We provide over 70 services across various fields, including e-commerce, payment services, financial services, telecommunications, media, and sports. The Technology Platform Division (TPD) is responsible for building and operating the infrastructure and ecosystem platforms that support the Rakuten Group. Our mission is to provide Rakuten Cloud and ecosystem platforms that deliver core value to accelerate the growth of Rakuten Group's services. Department Overview Our department handles the BSS applications and their surrounding components, which are critical systems for Rakuten Mobile. We manage the systems used by Rakuten Mobile shop staff and the systems that allow partner companies to access internal systems. Our mission is to support the smooth onboarding of the mobile business by providing stable systems. We can closely feel the growth of the mobile business and systems that the company is focusing on. 　 Position: Why We Hire We are planning to strengthen our structure and increase the number of senior engineers as leader candidates for system expansion. We are looking for colleagues to join us in building systems that are directly involved in the mobile business, which is a key focus for Rakuten. 　 Position Details Infrastructure development, management, and operation tasks for systems used by Rakuten Mobile store staff and partner companies: - Continuous performance tuning and capacity planning - Efficiency improvements through automation - System failure response - Collaboration with stakeholders - Evaluation of new technologies and planning/execution for departmental implementation Work Environment We primarily use the on-premises internal cloud environment. Mandatory Qualifications: - Practical experience in Linux server design, construction, and operation (5 years or more) - Practical experience in project management or team leadership (3 years or more) - Practical experience in web system development or operation - Experience in creating and operating scripts (Bash/Python, etc.) 　 Desired Qualifications: - Experience in designing, developing, and operating authentication/authorization systems (especially related to SSO) - Practical experience in designing, building, and operating Windows Server - Practical experience with Active Directory - Experience in operating container and application platforms - Curiosity and a challenging spirit towards new services and technologies 　 Others Information: Additional information on Location Rakuten Crimson House #engineer #infrastructureengineer #technologyplatformdiv #RakutenMobile Languages: English (Overall - 3 - Advanced), Japanese (Overall - 3 - Advanced) In Japanese, Rakuten stands for ‘optimism.’ It means we believe in the future. It’s an understanding that, with the right mind-set, we can make the future better by what we do today. So we challenge ourselves to evolve, innovate and experiment, to create a better, brighter future for everyone. Today, our 70+ businesses span e-commerce, digital content, communications and fintech, bringing the joy of discovery to almost 1.3 billion members across the world. If you have any trouble logging in, please contact us here Rakuten Group, Inc.: rakuten-recruiting-info@mail.rakuten.com Please read the Application Requirements(EN) / 募集要項(JP) before applying. Our Diversity & Inclusion Policy and Application Documents Rakuten’s corporate mission is to “contribute to society by creating value through innovation and entrepreneurship.” We foster a culture that provides equal opportunities to those who share this founding philosophy and take on the challenge to transform society, regardless of age, gender, nationality, or any other status. Diversity is one of Rakuten's core strategies and a driving force for innovation. Because of this, you are not required to submit any of the following information in order to apply for our job positions. - Gender - Age - Photo - Nationality - Information not related to business, such as ideological beliefs, family structure, etc. * For legal compliance, we may ask you about your work eligibility. See the details