
Business
The Technology Platforms Division (TPD) drives the growth of Rakuten's ecosystem by delivering innovative, high-quality technology platforms characterized by integrated control and strategic partnerships.
Within TPD, the Cloud Platform Supervisory Department (CPSD) develops and manages Rakuten's state-of-the-art cloud platform, empowering global scalability and accelerating innovation across its diverse business units.
Department
The Cloud Platform Enablement Department (CPED) drives Rakuten Group's global infrastructure strategy by building and operating a robust private cloud platform and supporting public cloud environments. We empower application engineers to build reliable and scalable systems while ensuring unified support and consistent quality across all departments.
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
OthersInformation:
Additional information on Location
Rakuten Crimson House
#engineer #infrastructureengineer #technologyplatformdiv #RakutenMobile
Languages:
English (Overall - 3 - Advanced), Japanese (Overall - 3 - Advanced)

SMBC Group is a top-tier global financial group. Headquartered in Tokyo and with a 400-year history, SMBC Group offers a diverse range of financial services, including banking, leasing, securities, credit cards, and consumer finance. The Group has more than 150 offices and 120,000 employees worldwide in nearly 40 countries. Sumitomo Mitsui Financial Group, Inc. (SMFG) is the holding company of SMBC Group, one of the three largest banking groups in Japan. SMFG's shares trade on the Tokyo and Nagoya stock exchanges, and its ADRs trade on the New York Stock Exchange (NYSE: SMFG).
Americas: https://www.smbcgroup.com/
EMEA: https://www.smbcgroup.com/emea/
APAC: https://www.smbc.co.jp/asia/
Tokyo: https://www.smfg.co.jp/english/