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发布于 2026-06-16 英文原文

Web工程师

ECエクスパンション開発部:シニアWebアプリケーションエンジニア Jリーグオンラインストア(ECEXD)

楽天グループ

职种工程 雇用形态—
工作地点日本东京(乐天 Crimson House 总部) 薪资面议

职位概要

该职位隶属于EC扩展开发部(ECEXD),负责乐天Rakuma、乐天Rebates、Rakuken等服务,其中生活方式服务开发组负责J.LEAGUE ONLINE STORE和乐天故乡纳税两个服务的开发与运营。J.LEAGUE ONLINE STORE是销售J联赛各俱乐部官方商品及粉丝俱乐部入会的EC网站,自2017年乐天接手以来持续增长;乐天故乡纳税是乐天市场提供的故乡税捐赠服务,用户量极大。工作内容包括:技术领导团队成员(负责设计/代码审查、攻克技术难题、维持服务稳定)、调研并跟进新技术、与产品经理和项目经理协作讨论待办事项梳理及中长期计划、理解业务需求并高质量快速交付功能、系统设计/开发/测试/运维(发布、维护、监控、故障排查、bug修复支持)、系统改进(重构、采用合适技术与架构、通过负载测试优化性能等)。团队约15人,成员国籍、经验、背景多样,倡导HRT(谦逊、尊重、信任)文化。开发环境包括Java、PHP、JavaScript、Spring Boot、CodeIgniter、AngularJS、Oracle、MySQL、Jenkins、memcached、Redis、Kibana、Docker、Vue.js(计划中)。必备条件:3年以上Java Web应用开发经验;3年以上Java Web框架(Spring、Struts等)经验;有跟进和提案新技术/系统的意识;以最大化团队成果并持续改进为乐。期望条件:数据库(Oracle或MySQL)基础知识及2年以上经验;能从架构角度设计和审查系统的能力;2年以上PHP Web框架(如CodeIgniter)开发经验;2年以上领导和带领项目/团队经验;敏捷开发流程(如Scrum)经验;测试自动化、CI实施与运维经验;性能测试基础知识与经验;面向消费者的Web应用开发经验。语言要求:英语(整体-2-中级)、日语(整体)。

职位描述

Job Description: Department Overview The EC Expansion Development Department (hereinafter, ECEXD), to which this position belongs, is responsible for various services such as Rakuten Rakuma, Rakuten Rebates, and Rakuken. While each service operates with an independent development group, we foster a community-like organization through cross-group interactions, such as regularly holding information sharing sessions that transcend individual services. This is an organization where you can contribute to business growth through your work and also grow personally. Among these, the Lifestyle Service Development Group is responsible for the development and operation of the J.LEAGUE ONLINE STORE (https://store.jleague.jp/) and Rakuten Furusato Nozei (https://event.rakuten.co.jp/furusato/). The J.LEAGUE ONLINE STORE is an EC site that allows customers to purchase official merchandise for each J.LEAGUE club and join fan clubs. Since Rakuten's renewal in 2017, it has continued to grow. As a BtoC service that handles everything from product procurement, warehouse integration, search functions, product pages, orders, inventory management, to shipping and delivery to customers, you will have the opportunity to be broadly involved, from the front-end that customers typically use to the back-end that supports the core of the site. Rakuten Furusato Nozei is a hometown tax donation service provided by Rakuten Ichiba. It offers features such as managing donation history on "My Page," recommending return gifts, and a donation amount simulator. You can gain experience operating a service used by a very large number of people. In this group, you can take charge of two services with different characteristics, allowing you to experience growth and a sense of accomplishment. Position: Why We Hire While J.LEAGUE ONLINE STORE and Rakuten Furusato Nozei are steadily growing, a more robust and scalable system is needed to further drive service growth. We are also committed to providing the best user experience. For this reason, we require a stronger team and higher-level engineering skills, and are seeking more Web Engineers to work with us as part of our development team. Position Details - Technically lead team members (responsibly review designs and code, overcome technical obstacles, and maintain service stability) - Research and catch up on new technologies - Work closely with Product Managers and Project Managers to discuss backlog refinement and mid-to-long term plans - Understand business requirements and deliver features with high quality and speed - System design, development, testing, and operation (release, maintenance, monitoring, troubleshooting, bug fix support) - Operations (release, maintenance, monitoring, troubleshooting, bug fixes) - System improvements (refactoring, adoption of appropriate technologies and architecture, system performance optimization with load testing, etc.) Work Environment Organizational Culture We foster an environment of active communication and HRT (Humility, Respect, Trust) among team members. We support one another when we encounter challenges, continuously improve our processes and systems, and create an atmosphere where everyone can work with confidence and a positive attitude. Organizational Structure We are a small, elite team of about 15 members, comprising a diverse group of individuals with various nationalities, experiences, and backgrounds. We are currently recruiting for a position within our Engineering Team. Development Environment Java / PHP / JavaScript / Spring Boot / CodeIgniter / AngularJS / Oracle / MySQL / Jenkins / memcached / Redis / Kibana / Docker / Vue.js (planned) Mandatory Qualifications: - 3+ years of experience developing web applications in Java - 3+ years of experience with Java web application frameworks (Spring, Struts, etc.) - A mindset focused on catching up with and proposing new technologies and systems - A sense of fulfillment in maximizing team results and continuously improving Desired Qualifications: - Basic knowledge of databases (Oracle or MySQL) and at least 2 years of experience - Skills to design and review systems from an architectural perspective - At least 2 years of development experience with PHP web application frameworks (e.g., CodeIgniter) - At least 2 years of experience leading projects and teams - Experience with Agile development processes (e.g., Scrum) - Experience with test automation, CI implementation, and operations - Basic knowledge and experience with performance testing - Experience developing consumer-facing web applications Other Information: Additional information on Location Rakuten Crimson House (Head office) Rakuten Group, Inc. Home Page Link - Benefits:https://corp.rakuten.co.jp/careers/benefit/ - Recruitment Information:https://corp.rakuten.co.jp/careers/information/ - Rakuten Culture:https://corp.rakuten.co.jp/careers/culture/ #engineer #applicationsengineer #commerce #Java #PHP #JavaScript Languages: English (Overall - 2 - Intermediate), Japanese (Overall) 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é (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