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About PayPay PayPay is a FinTech company that has grown to over 75M (as of August 2026) users since its launch in 2018. Our team is hugely diverse with members from over 50 different countries. OUR VISION IS UNLIMITED_…
Build and maintain the core banking backend in C and Java, designing high-performance, reliable microservices for a rapidly growing fintech platform with 70M+ users.
Build and operate PayPay’s AWS-based data infrastructure using Terraform and Databricks, ensuring reliability, security, and smooth data workloads for the fintech platform.
Designs banking apps and services for PayPay Bank, focusing on user experience across mobile, web, and mini-apps using Figma and Adobe tools.
Designs banking experiences for PayPay Bank’s 10M+ users, leading UX/UI for apps, web, and mini-apps while collaborating with product managers and engineers to ship features and improve user journeys.
PayPay, Japan's QR-code payment fintech, is hiring a UX Writer to create and proofread clear English microcopy for its app, collaborating with designers, PMs, and engineers in a hybrid workstyle. Requires native-level English, strong Japanese, and experience in JP-EN translation/localization or English UX/content writing.
Designs and executes automated and manual tests for PayPay’s fintech apps and APIs, using tools like Appium, Playwright, and AI assistants to ensure quality and reliability of banking and payment systems.
Build and run Java/Kotlin backend services for PayPay’s core banking platform, designing scalable microservices on AWS with Spring Boot, Kafka, and Redis while ensuring high reliability for a 70M-user fintech app.
About PayPay PayPay is a FinTech company that has grown to over 75M (as of August 2026) users since its launch in 2018. Our team is hugely diverse with members from over 50 different countries.…
Designs and maintains highly available, scalable microservices on Kubernetes and AWS to ensure flawless FinTech service for 70M+ users, using observability tools and incident response.
Senior Product Manager at PayPay drives high-impact fintech product strategy, monetization, and execution for 70M+ users, collaborating with cross-functional teams in a hybrid Japan-based role.
Senior Data Science Engineer or Senior Machine Learning Engineer at PayPay builds and deploys ML models for fraud detection, recommendations, and insights, using Python, SQL, and cloud tools in a hybrid Tokyo office.
Own the end-to-end product lifecycle for banking operations at PayPay Bank, redesigning processes like account opening and KYC to improve efficiency, compliance, and user experience.
Design end-to-end UX/UI for PayPay’s fintech apps, focusing on payments and money-management features while collaborating with engineers and product managers.
Principal Software Engineer at PayPay designing and scaling high-performance distributed systems for a 75M+ user fintech platform using Java/Kotlin/Scala, Kubernetes, and AWS/GCP.
Build and maintain web frontend features for Japan’s leading payments app using TypeScript, Vue.js/React, and modern DevOps tooling.
Design, operate, and optimize large-scale database systems for PayPay’s financial services, using MySQL, PostgreSQL, Aurora, and AWS while automating workflows with Terraform and Python.
Designs and maintains AWS-based cloud infrastructure for PayPay’s payment systems, ensuring scalability, security, and cost efficiency while automating deployments for developers.
Designs, builds, and secures AWS-based cloud infrastructure for a fast-growing fintech platform, automating deployments and ensuring high availability for payment and banking systems.
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SoftBank Vision Fund