楽天グループ株式会社：1028859　Full-Stack Engineer – Enterprise Analytics Product Section, Analytics Data Engineering Department (ADED)

会社名

楽天グループ株式会社

会社概要

未来を信じ、より良い明日を創っていく。
イノベーションを通じて、人々と社会をエンパワーメントする。私たちは、そんな想いを大切に世界の人々に喜びと楽しさを届けます。
楽天は、E コマース、FinTech、デジタルコンテンツ、通信など、70 を超えるサービスを展開し、世界10 億以上のユーザーに利用されています。
これら様々なサービスを、楽天会員を中心としたメンバーシップを軸に有機的に結び付け、他にはない独自の「楽天エコシステム」を形成しています。ダイバーシティ推進は、楽天にとって最優先の企業戦略のひとつです。従業員の出身は70カ国・地域以上。世界中からユニークで多様な文化的背景や視点を持つ優秀な人材が集まり、イノベーションの原動力になっています。社内カフェテリアにはベジタリアン、ハラル対応のメニューを用意。礼拝所（Prayer room）もあります。
また、仕事と育児の両立支援や、障がい者雇用・活躍促進も積極的に推進。社内のLGBT（※1）当事者やアライ（※2）に対して、情報共有やサポート体制の強化も進めています。誰もが自分らしく力を最大限発揮して働ける。それが楽天のダイバーシティです。

70を超えるサービスを提供し、世界30カ国にサービス展開拠点を持ち、従業員の出身国・地域数は100を超え、オープンポジション制度を活用して多様なキャリアを描くことができる点も魅力です。
フレックスタイム制度、事情に応じたリモートワークの活用が可能です。本社には託児所やフィットネスジム、三食無料で利用可能なカフェテリアが併設されるなど、社員を支える環境が整備されています。

ポジション

1028859　Full-Stack Engineer - Enterprise Analytics Product Section, Analytics Data Engineering Department (ADED)

仕事内容

Department Overview
The Dashboard Team within the Enterprise Analytics Product Section is responsible for aggregating billions of events as well as developing and maintaining the API and user interface that allows clients to interact with and visualize their data. We are a cross-functional team that includes full-stack developers, UX/UI designers, QA engineers, and product managers, all working together to deliver the best possible product using SCRUM Agile methodology.

Position:
Why We Hire
We are seeking a highly skilled and experienced Full-Stack Engineer to join our existing Dashboard Team. Your primary responsibility will be to design, develop, and maintain both UI and API for the frontend dashboard of the Rakuten Analytics Service. If you are passionate about building intuitive and impactful user interfaces and have a proven track record in full-stack development, we would love to hear from you.
　
Position Details
Analyzes, designs, programs, debugs, and modifies software enhancements and/or new products used in local, networked, cloud-based or Internet-related computer programs. Code may be used in commercial or end-user applications, such as materials management, financial management, HRIS, mobile apps or desktop applications products. Using current programming language and technologies, writes code, completes programming, and performs testing and debugging of applications. Completes documentation and procedures for installation and maintenance. May interact with users to define system requirements and/or necessary modifications.
 
- Develop and maintain CRUD-based features in both UI and API for the Rakuten Analytics Service.
- Utilize BigQuery SQL to analyze and aggregate large datasets.
- Develop and maintain ETL jobs for data marts used by the API.
- Manage and architect cloud infrastructure to ensure scalability and reliability.
- Aim to achieve high standards of security and maintainability in your solutions.
- Participate and take charge in end-to-end development ranging from technical design, implementation, testing, and deployment.
- Monitor, maintain, and operate the production environment and database.
- Contribute to the improvement of the team by proposing development standards and/or practices.
- Engage in team development activities such as project planning, writing technical documentation, code reviews, sprint reviews, etc.
- Collaborate with all project team members (Project Manager, Product Manager, QA Engineer, etc.) and stakeholders.

Tech stack
Explore the technologies you will master and utilize in your role:
- Primary Technologies (Frontend): TypeScript, React.js, recharts.
- Primary Technologies (Backend): TypeScript, Node.js, Hapi.js.
- Database Management: MongoDB.
- BigData Management: BigQuery, Druid.
- Infrastructure: GCP, Kubernetes, ElasticSearch, Grafana, nginx.
- CSS: Tailwindcss.
　

求める経験・スキル

Mandatory Qualifications:
- Extensive experience (8+ years) in web development, with proven work experience as a frontend/backend developer.
- Experience in TypeScript, JavaScript (ES6), and Node.js.
- Experience with modern frontend frameworks/libraries such as React.js.
- Experience with SQL and familiarity with NoSQL.
- Operation of CI/CD build pipelines.
- Knowledge of best practices for web development security and common vulnerabilities.
- Deep understanding of web technologies, including HTML, CSS, REST, JavaScript, and TypeScript.
- Ability to translate product requirements into detailed technical specifications.
- Excellent problem-solving skills and the ability to debug complex issues efficiently.
- Strong communication and collaboration skills, with the ability to work effectively within a cross-functional team.
　
Desired Qualifications:
- Knowledge of QA and SRE practices to ensure the dashboard's functionality, plan infrastructure provisioning, define clear release cycles, and setup effective alerting systems.
- Experience with agile development methodologies.
- Familiarity with data analytics and the principles of data visualization.
- Knowledge of automated testing frameworks and practices.