Senior Backend Developer, Rakuten Ichiba - Mall Section No.1, EC Marketplace Development Department(ECMPD)
Rakuten5 days ago
Tokyo, JapanSenior
Responsibilities
- Define requirements, design, program, test, and deploy web systems.
- Collaborate with PDM, internal team members, and upstream and downstream system teams.
- Monitor system stability and performance and optimize system performance.
- Design and maintain system architectures, perform refactoring and optimization, and troubleshoot issues.
- Create documentation including design documents and test cases.
Requirements
- Experience developing and operating web systems.
- More than five years of Java development experience using Spring Framework or Play Framework.
- Experience with unit testing using JUnit.
- Experience with HTML, CSS, and JavaScript.
- Experience designing and developing with design patterns, RESTful APIs, and GraphQL.
- More than three years of experience with relational databases.
- Experience with Git or SVN and at least one year of experience with web servers such as Apache or nginx.
- At least one year of Unix/Linux experience and knowledge of web security.
- Strong documentation and English communication skills.
- Preferred qualifications include Docker, Kubernetes, Redis, Kafka, MQ, Memcached, Jenkins, CircleCI, stress or performance testing, system scalability, sustainability, and system operations experience.
- TOEIC score of 800 or above is additionally noted as an English qualification.
Tech Stack
Apache KafkaCircleCICSSDockerGitGraphQLHTMLJavaJavaScriptJenkinsJUnitKubernetesLinuxPlay FrameworkRedisSubversion
Categories
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.