Application Engineer - Platform Department, System Division, Rakuten Card Co., Ltd.(Secondment)
Rakuten2 months ago
Tokyo, JapanMid Level
Responsibilities
- Design, develop, and test APIs supporting Rakuten Card’s customer-facing website and mobile application.
- Implement internal operational improvements and additional service features.
- Use AI during development to improve productivity, security, and quality.
- Contribute to cloud lift-and-shift initiatives and API gateway building or operations when applicable.
- Collaborate with domestic, offshore, and outsourced development members, including teams in Vietnam and India.
- Apply automated testing and related practices to improve software quality.
Requirements
- At least 3 years of Java development experience using Java 8 or later.
- Experience developing with Java EE, especially JPA.
- Experience developing RESTful APIs.
- Experience implementing quality improvements through automated testing and related practices.
- Basic knowledge of source control tools such as Git and GitHub.
- Experience with Agile development is preferred.
- Basic knowledge of UNIX/Linux servers, databases and SQL, and TCP/IP networking is preferred.
- Development experience with Git, GitHub, or Bitbucket is preferred.
- Experience building and operating an API gateway is preferred.
- Experience with cloud lift-and-shift initiatives for assigned services or products is preferred.
- Advanced Japanese language proficiency is required, listed as Japanese Overall level 3.
Benefits
- Work location is Tokyo Aoyama or Fukuoka Hakata.
- Employment is with Rakuten Group, Inc., with transfer to Rakuten Card Co., Ltd. through secondment.
- The role offers collaboration with approximately 40 API team members working in development units of about five people.
- Rakuten Group employee benefits are referenced in the employment conditions information.
About Rakuten
Rakuten Group builds e-commerce marketplaces, financial services (credit cards, payments, banking, securities), and digital/communications offerings for consumers and merchants worldwide. It monetizes through transaction fees, financial services income, advertising, and mobile subscriptions; flagship businesses include Rakuten Ichiba, Rakuten Card, and Rakuten Mobile. Founded in 1997 and headquartered in Setagaya, Tokyo, the company is publicly listed on the Tokyo Stock Exchange and operates across many countries and regions.