楽天グループ株式会社：1029371　Web UI/UX Engineer – Frontend System Development Department, Rakuten Payment, Inc.

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

1029371　Web UI/UX Engineer - Frontend System Development Department, Rakuten Payment, Inc.

仕事内容

Job Description:
Business Overview
Join us in building the next generation of internet services that reach hundreds of millions of users across the globe.
Rakuten Group, Inc. is on a mission to empower individuals and society through innovation and entrepreneurship. Today we have 70+ businesses in 29 countries across a range of sectors, with a key part of this being our presence in FinTech and Rakuten Payment, Inc.
Our global solutions enable end-users and merchants to quickly and safely make and accept payments. Furthermore, we strive to delight our end-users by bringing them the full benefits of Rakuten membership in our Payment offerings, leveraging our famous Rakuten Points.

Department Overview
Rakuten Payment, Inc. Frontend System Development Department oversees development for all Rakuten Payment services. Our vision is to build and shape payment technologies that support our users’ daily lives today and in the future.
The Frontend System Development Department handles development for the Rakuten Pay mobile application, which serves as a gateway to all Rakuten Payment services and Rakuten’s FinTech ecosystem. Our mission, as a key driver of Rakuten Payment, Inc. services, is to attract and delight end-users with robust and convenient services.
The department developers cover a wide range of user services, including service sites, campaigns, and advertisements, as well as critical mobile app functions. This is achieved through a hybrid mobile app approach.

Position:
Why We Hire
At the department, we are committed to maintaining and enhancing Rakuten shoppers’ experience by organizing autonomous cross-functional teams, able to take ownership of dedicated product areas within the shared app. Due to the growing responsibilities of our department, we are looking for a UI/UX Engineer to help drive forward our innovative products and solutions across Rakuten Group, Inc. and Rakuten Payment, Inc.

Position Details
Position Responsibilities
- Contribute to the development and growth of the Rakuten Pay mobile app
- Collaborate with cross-functional team members to understand business objectives and technical details, incorporating them into design and delivering value from inception to service release
- Lead development projects to proactively solve business challenges
- Take ownership of dedicated product areas, committing to continuous improvement on product strategy and user experience
- Foster a culture of knowledge sharing and continuous learning within the department and company

求める経験・スキル

Mandatory Qualifications:

- Frontend development experience using HTML, CSS, and JavaScript- Experience with at least one modern JavaScript web development framework (e.g., React.js, Vue.js, Svelte, Next.js)- Experience in maintaining product quality through version control, automated testing, and technical debt management- Knowledge of modern CSS preprocessors/frameworks (e.g., Sass, SCSS, Tailwind, Daisy, Bulma)- Knowledge of TypeScript and HTTP protocols- Knowledge of contemporary UX research techniques (e.g., A/B testing, Multivariate testing)- Strong desire to improve UX through a deep understanding of both the system and the produc



Desired Qualifications:- Bachelor's degree in Computer Science or a related field (or equivalent practical experience)- Experience developing Progressive Web Apps (PWAs), Single-Page Applications (SPAs), and Server-Side Rendering (SSR) applications- Experience with cloud services and/or Content Delivery Networks (CDNs), such as Firebase- Knowledge of utilizing AI and Machine Learning technologies- Knowledge of build tools (e.g., webpack, Vite)- Basic knowledge of databases, backend development, and/or mobile development- Interest in web accessibility and other web standards (e.g., W3C).