PayPay is a FinTech company that in the five years since its launch in 2018, has surpassed 70 million users (as of July 2025) and is rapidly expanding its business scale as a payment platform used by approximately one in two smartphone users in Japan.
PayPay Card was established in 2021 to provide users with more accessible and convenient FinTech services that were previously not possible with credit cards and credit services by integrating with the PayPay payment platform.
We are looking for professionals who are passionate about refining our products at an overwhelming speed that no other company can match, and promoting the spread of cashless payments in Japan and the financial life platform that uses them.
We are looking for people who are passionate about this.
We are looking for web frontend engineers to work on the PayPay Card mini-application, and other web frontend, with a laser focus on scalability and maintainability.
Bring the credit card experience to the next level: we have many functionalities in the pipe to improve our product, not to mention the integration into the PayPay ecosystem as PayPay Card is part of the PayPay Group.(Re-)architect our systems landscape: we want to reassess our frontend systems relevancy and update the architecture according to our product & technical roadmap.
we simply want to get it right.
As a fast-paced company leading the payments industry, we need our engineers to be versatile and enthusiastic to take on new challenges in order to stay at the forefront.
Responsibilities
Work with Product Managers, Designers and various tech teams to implement features.
Contribute to the team by sharing knowledge, participating in code reviews, and providing feedback to uphold and ensure best practices.
Support architecture improvementsTriage, debug, and resolve product issues.
Tech Stack
We currently work with
Frontend web application:
・Main implementation is in Nuxt 3 3, TypeScript)
・Storybook is used for component visualization and UI testing
・Form validation is handled by Vee-validate
・Google Analytics is used for product reporting
・Web application are deployed on AWS ECS, in a Docker container
Coding environment:
GitHub, Visual Code
Documentation & Project management:
Confluence, Miro, JIRA
Communication:
Slack, Zoom, Office 365
Please note that PayPay Card is challenging its current architecture, potentially introducing new technologies and/or deprecating existing ones.
Required Qualifications
At least 3 years of industry experience developing secure web frontend applications in JavaScript and/or TypeScript.
At least 1 year of industry experience with VueJS (preferred), or React.
Software engineering best practices and computer science knowledge.
English business proficiency
Preferred Qualifications
Experience with frontend performance monitoring and optimization.
Experience with designing server side RESTful APIs.
Experience with web hosting infrastructure such as CDNs.
Knowledge in web components and/or island architecture.
Experience in a multicultural environment
Japanese conversational proficiency is a plus
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