发布于 2026-01-27
英文原文
搜索部门高级后端软件工程师
Translatable Text Senior Backend Software Engineer, Booking Service Search Group - Search Department (SED)
楽天グループ
| 职种 | 工程 | 雇用形态 | — |
|---|---|---|---|
| 工作地点 | 日本 | 薪资 | 面议 |
职位概要
乐天集团是日本最大的电子商务公司,业务涵盖电商、金融科技、数字内容和通信等领域。搜索部门负责为乐天用户提供搜索、发现和导航体验,设计、开发和部署高性能、容错的分布式系统,每天服务数百万用户。本职位招聘高级后端软件工程师,负责核心搜索系统开发,构建先进的搜索系统以推动搜索业务快速迭代和产品增长。主要职责包括:支持搜索业务快速迭代;通过持续优化系统性能和提升服务稳定性构建快速稳健的搜索产品;构建高新鲜度索引并为搜索引擎提供可靠的离线数据支持;进行合理的搜索架构治理以确保整体系统平稳运行。任职要求:计算机科学、计算机工程或相关专业本科及以上学历,3-5年后端服务开发或数据工程经验;扎实的编程能力和数据结构与算法知识;了解操作系统和网络概念;至少熟悉一种数据处理框架(如Hadoop、Spark、Flink等);了解数据库(关系型或KV型)者优先;具备较强的问题解决能力和沟通能力;自我驱动且具有团队精神。加分项:了解现代搜索系统的构建方式或搜索产品的演进方向;有面向消费者的搜索产品行业经验;具备日语听说读写能力者优先。
职位描述
Job Description: Business Overview Rakuten Group, Inc. is the largest e-Commerce company in Japan, and provides a variety of services in e-commerce, fintech, digital content and communications to many users all over the world. Department Overview Search Department focuses on Search, Discovery, and Navigation experience for users of Rakuten. We design, develop, and deploy high performance, fault-tolerant distributed systems used by millions of Rakuten customers every day. We strive to deliver the most innovative solutions that are helpful to people and societies around the world. Position: Why We Hire We are looking for a senior backend software engineer to work on core search system development. The role will build the state-of-the-art search systems, propelling the fast iteration of search development. Position Details - Support fast iterations of Rakuten search business and further enable the product growth. - Build a fast and robust Search product by keeping optimizing system performance and improving service stability. - Construct a high freshness index and provide a reliable offline data support for Search Engine. - Guarantee reasonable Search architecture governance to ensure that the overall system operates smoothly. Mandatory Qualifications: - BS degree in Computer Science, Computer Engineering, or other relevant majors with minimum 3-5 years of experience in either backend service development or data engineering domain. - Strong programming skills and solid knowledge in data structure and algorithm.⯠- Good understanding of operating system and networking concepts.⯠- Hands-on experience with at least one data processing framework (e.g., Hadoop, Spark, Flink, etc)⯠- Knowledge in database (be it relational or KV-like) is a plus.⯠- A strong problem-solving mindset and good communication skills.⯠- Self-motivated and a team player. ⯠Desired Qualifications: - Good understanding on how modern Search system is built or/and how modern Search product should be evolved. - Industry experience in building a consumer-facing Search product. - Japanese speaking and reading capability is good to have. #engineer #applicationsengineer #aianddatadiv In Japanese, Rakuten stands for âoptimism.â It means we believe in the future. Itâs 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) / åéè¦é (JP) before applying. Our Diversity & Inclusion Policy and Application Documents Rakutenâs corporate mission is to âcontribute to society by creating value through innovation and entrepreneurship.â 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