Frontend Engineer

**About the company:** PayPay Minato-ku, Tokyo With over 70M million registered users (as of July 2025), PayPay is the country’s most popular mobile wallet used by approximately one out of every two smartphone users in Japan. **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. Triage, debug, and resolve product issues. Requirements At least 4 years of industry experience developing secure web frontend applications in JavaScript and/or other transpile-to-JavaScript languages. At least 1 year of industry experience with VueJS (preferred), or React. Software engineering best practices and computer science knowledge. Nice to haves While not specifically required, tell us if you have any of the following. Experience with frontend performance monitoring and optimization. Experience with iOS or Android development, either with the native toolkits or with a framework such as React Native. Experience with designing server side RESTful APIs. Experience with web hosting infrastructure such as CDNs. APPLY FOR THIS POSITION DO YOU NEED MORE INFO? ASK A QUESTION About PayPay PayPay Minato-ku, Tokyo With over 70M million registered users (as of July 2025), PayPay is the country’s most popular mobile wallet used by approximately one out of every two smartphone users in Japan. Key benefits International engineering team Incredible scale Read more More jobs like this We'll send you a digest of new English-friendly software developer jobs in Japan. Your email stays private, we don't share or sell it. Apply for this position × I have a favour to ask. When you apply to PayPay, please select "Tokyo Dev" from the Application route field . This helps to keep this job board sustainable, so I'd be grateful for your support with this. - Paul, Founder of TokyoDev Continue applying © 2026 Privacy Policy **Requirements:** At least 4 years of industry experience developing secure web frontend applications in JavaScript and/or other transpile-to-JavaScript languages. At least 1 year of industry experience with VueJS (preferred), or React. Software engineering best practices and computer science knowledge. **Nice to have:** While not specifically required, tell us if you have any of the following. Experience with frontend performance monitoring and optimization. Experience with iOS or Android development, either with the native toolkits or with a framework such as React Native. Experience with designing server side RESTful APIs. Experience with web hosting infrastructure such as CDNs. APPLY FOR THIS POSITION DO YOU NEED MORE INFO? ASK A QUESTION About PayPay PayPay Minato-ku, Tokyo With over 70M million registered users (as of July 2025), PayPay is the country’s most popular mobile wallet used by approximately one out of every two smartphone users in Japan. Key benefits International engineering team Incredible scale Read more More jobs like this We'll send you a digest of new English-friendly software developer jobs in Japan. Your email stays private, we don't share or sell it. Apply for this position × I have a favour to ask. When you apply to PayPay, please select "Tokyo Dev" from the Application route field . This helps to keep this job board sustainable, so I'd be grateful for your support with this. - Paul, Founder of TokyoDev Continue applying © 2026 Privacy Policy