Full-stack Java Engineer(Middle Level)-Backoffice Business Support Section,Business Support Development Department(BSD)

Job Description: Department Overview Rakuten Group's mission is to "Empower people and society through innovation". Domestically and internationally, Rakuten provides a wide range of services, with e-commerce at its core. These services include internet services such as travel, digital content, and communications; FinTech (financial) services such as credit cards, banking, securities, insurance, and electronic money; and even professional sports. The Business Support Development Department (BSD) plays a crucial role in providing system support for various operations between users, clients, and Rakuten businesses. Our department provides diverse services across three main areas: DATA, Business Support/Accounting, and CRM. We strive to ensure the highest quality standards in system delivery and support while pursuing business process optimization and efficiency. Our team sets goals, monitors continuously, and evaluates for the quality at services in BSD. And deliver quality that exceeds user expectations through talent development and implementing improvement measures as needed. As an essential division of Commerce & Marketing Company, we provide a wide variety of external and internal applications for supporting Rakuten Ichiba's business. Currently, we are expanding our service to support many other businesses under Commerce & Marketing Company. Some examples - Web service for Ichiba shop open for both Japan and Oversea. - Service for controlling Ichiba shop item display. - Merchant information management system. - Business process management system. Our various services are currently powered by Java, PHP, JavaScript, SpringBoot, SpringCloud, React, Redux, MySQL, Oracle, Salesforce, Pega, etc. We always encourage adopting new technologies to enhance our services, like Kafka, container technologies(Docker, Kubernetes), microservice architecture, etc. Our development teams are divided between Tokyo and Osaka. So you can choose your desired work location. 　 Position: Why We Hire Rakuten has many businesses process management and contract management works on the business side. We are developing a platform to standardize the business process. Process management has many activities such as merchant opening process, changing shop information, contract management, etc. We are creating applications to support these activities, aiming to improve business efficiency and standardize the process to make it easy to expand to Rakuten’s other businesses. We are looking for highly skilled Java-based web app developers to build web application platforms for external and internal business use. 　 Position Details As Full-stack Java Engineer, you will be in charge of developing, enhancing, and maintaining the applications. The most challenging part of this project is dynamic and complex business workflows, and continuous improvements as the business keeps updating and integrating with other internal systems. Responsibilities - Analyzing users' requirements and providing system solutions. - Defining application objectives and functions. - Create end-to-end systems and APIs - design, document, develop, test, deploy and maintain them. - Debugging and resolving technical problems. - Collaborate with other team and cross-team members effectively. - Consider the future of our services and continue to improve them. 　 Mandatory Qualifications: - Extensive experience in Java development (3+ years) - Deep understanding and practical experience with the Spring Framework - Proficiency in modern frontend development, including TypeScript/JavaScript and React - Professional expertise in database design and SQL - Experience in designing and implementing RESTful APIs with consideration for scalability, security, and maintainability - Practical experience utilizing container technologies (Docker, Kubernetes) - Excellent technical design skills and problem-solving abilities - Communication skills that energize the team, along with an open-minded and collaborative spirit - Language: Japanese Fluent/English Business level 　 Desired Qualifications: - Practical experience with Agile development methodologies (Scrum, Kanban etc.) - Experience in building and operating automated testing and CI/CD environments - Development experience using message queuing systems (Kafka or RabbitMQ etc.) - Experience in system building and operation utilizing cloud platforms (Azure, AWS, GCP etc.) - Development and operation experience in Unix/Linux environments, including shell scripting - Ownership that enables autonomous action 　 Other Information: Additional information on Location Tokyo or Osaka Additional information on English Qualification TOEIC score of 800 or higher #engineer #applicationsengineer #commerce #RakutenIchiba #Java 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