Job Description
Business Overview
Mission

Rakuten Group's basic management philosophy is to "empower people and society through innovation." We provide more than 70 diverse services, including EC services such as shopping malls and travel booking sites, financial services such as online banking, and media services and professional sports, to more than 100 million customers in Japan alone (more than 1.6 billion globally), covering a wide range of people's life scenes. At the same time, we are building a strong business model based on the "Rakuten Ecosystem" that organically links customers and various services.

As a member of Rakuten Group's FinTech Group Company, we at Rakuten Payment, Inc. are developing businesses centered on settlement services such as Rakuten Pay, Rakuten Edy, and Point Partner Business, as well as marketing solutions.

"With the power of technology, we aim to create a world where anyone can enjoy the same value no matter where they are."

As the digital sphere of society rapidly expands, we want to connect the Internet and the real world more seamlessly, so that everyone can use technology to lead a safe, secure, and more comfortable daily life. In order to achieve such a society, we would like to face the various problems that people are facing and move forward together to the next stage.

Department Overview
Features and Strengths

With the strength of the "Rakuten Point" market, which has surpassed 3 trillion yen in total issuance, we are building the "Rakuten Economic Circle" through service collaboration with Rakuten Group companies and the introduction of cashless settlement services in physical stores, which are growing at an accelerated pace. Our settlement services can be used at approximately 5 million online and offline locations, including supermarkets, convenience stores, and shopping malls nationwide, as well as at approximately 1 million locations where traffic-related e-money can be used, and the number of locations where this service can be used is continuing to expand.

About Rakuten Pay (Online Service)
Rakuten Pay (Online Service) ) has been experiencing significant growth since its launch in 2008. It is one of the largest web-based ID payment services in Japan, adopted by over 9,000 e-commerce operators nationwide.

About The Development Organization
Our department is responsible for the entire process from system development to the operation of Rakuten Pay (Online Service). The organization is divided into development and operations, each with dedicated producers and engineers. We provide an environment where each group can focus on their specific missions and challenges while maintaining active and seamless communication across the organization. This encourages collaboration beyond organizational boundaries, enhancing our daily operations and continuous improvement efforts.

Position
Why We Hire
With the rapid growth of our service, we are passionate about changing the way to improve payment step and providing the best possible customer experience. To expand our business, we're looking for talented and creative people to join us.

Position Details
You will be assigned as senior engineer, and will be in charge of deployment, testing and maintenance to support our goal of security compliance and quick turnaround of new code deployments.

Based on your skill and experience, your assignment will be decided, and might be either the development or improvement phase. Since we are continuously improving the development process, we are expecting your experience and innovative ideas to be contributed to the improvements process. We are expecting high-performance from you.

You will work closely with system architects, engineers, product managers and system administrators to meet stakeholders' needs.

In-Progress Projects

• Commercial-oriented payment step improvements
• Shop-oriented API services
• Shop-oriented management and backend system
• Large scale of Payment data collection system
• New shop-oriented application system

The system you will be in charge of uses technology elements, such as Public cloud, kubernetes, and Docker. By controlling appropriate access, our system is the one with access number up to several hundred QPS in total. Since the payment service is required to meet high security level and quality, you can gain the knowledge and experience.

Even though you will be assigned as a senior engineer after you join, it is possible to change your career path (such as a project manager) upon your skill and consultation,

We are looking forward to receiving your application.

Responsibilities

• Design and develop system with high confidentiality, availability, and maintainability
• Improvements and maintenance after release
• Conduct necessary review for quality assurance
• Make efforts to find issues, propose, improve for stable service
• Make others better through mentoring and promoting a collaborative team culture
• 24/7/365 technical support

Mandatory Qualifications

• 5+ years' experience in Java
• 5+ year experience in SQL
• Basic knowledge of Linux/Unix
• Ability to judge and suggest based on the situation
• Ability to prepare properly in advance

Desired Qualifications

• Experience with Apache and Tomcat
• Experience with Spring framework
• Experience with webUI (HTML, CSS, Javascript)
• Experience with CI/CD
• Experience with service operation and building using Elasticsearch
• Development experience using cloud design patterns
• Experience with Docker, Kubernetes, etc. for operations and development
• Experience with optimal performance tuning for web applications
• Knowledge of payment/financial

Other Information
Additional information on Location
NBF Shinagawa Tower

Additional Information On Secondment
This position will be hired by Rakuten Group, Inc. and seconded to Rakuten Payment, Inc.

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Languages
English (Overall - 2 - Intermediate), Japanese (Overall - 2 - Intermediate)