Find PayPay Mid-Level Software Engineer software engineering jobs

FinTech company with over 65M users, launched in 2018, with team members from 50+ countries.

PayPay is a rapidly growing FinTech company that has achieved remarkable success since its 2018 launch, now serving over 65M users. The company prides itself on its diverse workforce, with team members from more than 50 different countries, creating a rich multicultural environment.

The QA Engineer role is positioned within the Product Group's autonomous QA organization, focusing on enhancing PayPay's product and service quality. This position is crucial for developing quality standards and building trust with users and merchants.

Key responsibilities include designing and executing test scenarios, developing test cases for functional and non-functional requirements, and analyzing testing results to recommend solutions. The role requires expertise in automated testing for mobile apps, web apps, and APIs, with a strong foundation in tools like Appium, Selenium, and Cucumber.

PayPay offers an attractive work environment with their "Work From Anywhere at Anytime" policy, providing flexibility and work-life balance. The company provides comprehensive benefits including social insurance, 401K, language learning support, and visa sponsorship for international candidates.

The ideal candidate will have 3+ years of experience in automated testing, proficiency in testing frameworks, and experience with CI/CD tools. Knowledge of performance testing tools and Docker/Kubernetes is a plus. PayPay values curiosity and passion for learning new technologies, making this an excellent opportunity for growth in a dynamic FinTech environment.

Working at PayPay means joining a company with an "UNLIMITED" vision, where team members are encouraged to take risks and challenge themselves. The company offers competitive compensation, including annual salary reviews, special incentives, and various allowances, making it an attractive opportunity for QA professionals looking to advance their careers in a forward-thinking organization.

QA Engineer position at PayPay, focusing on automated testing and quality assurance for FinTech products with 3+ years of experience required.

QA Engineer

A fintech company with 65 million users, launched in 2018, with team members from 50 countries.

PayPay is a rapidly growing fintech company that has achieved remarkable success since its launch in 2018, amassing over 65 million users. The company is seeking a BPR/Low-Code Development Engineer to join their Corporate Engineering team, which is responsible for developing internal systems that support PayPay's extensive operations across merchant, customer, and authority domains.

The role involves building and maintaining business applications using low-code development platforms such as Outsystems and Workato. You'll be working on various projects ranging from one month to six months in duration, developing systems that improve and automate internal processes. The position offers the unique opportunity to work with different departments and directly observe the impact of your solutions on business operations.

As a member of the internal systems development team, you'll collaborate with BPR engineers to gather requirements, design solutions, and implement applications that enhance productivity across the organization. The team operates in a flexible environment where you can experiment with different development methodologies, including both waterfall and agile approaches.

The ideal candidate should have experience in web application development and database management, with business-level Japanese language skills being essential. Knowledge of low-code platforms, cloud services, and enterprise systems would be advantageous. PayPay offers a comprehensive benefits package, including flexible working arrangements through their Work From Anywhere policy, competitive compensation, and various insurance and pension benefits.

Join PayPay to be part of a dynamic, multicultural environment where you can contribute to the digital transformation of one of Japan's leading fintech companies while working on meaningful projects that have immediate impact on business operations.

BPR/Low-Code Development Engineer position at PayPay, developing internal systems and automating processes using platforms like Outsystems and Workato.

Corporate Engineering BPR/Low-Code Development Engineer

A fintech company with 65 million users, launched in 2018, with team members from 50 different countries.

PayPay is a rapidly growing fintech company that has achieved over 65 million users in approximately 6 years since its launch in 2018. The company is seeking a Risk Management System Engineer to join their Corporate Engineering team, which is responsible for developing internal systems that support all areas of PayPay's operations.

The role focuses on developing and operating risk assessment APIs within the PayPay app, utilizing SaaS services. You'll be working on creating APIs that analyze request contents and transaction aggregation results to block risky transactions. The position involves coding in Scala, CQL, and Python, while managing the entire process from specification determination to development, testing, monitoring, and operations.

The Corporate Engineering department at PayPay is crucial in supporting the company's rapid service growth and organizational expansion through speedy updates to business flows and systems. The team consists of various professionals, from IT strategists to full-stack developers and infrastructure engineers, all working as one cohesive unit.

Key projects include creating eKYC anti-social force determination APIs, building detection systems for potentially compromised accounts, and implementing transaction blocking systems for high-value payments and suspicious activities. The team works with modern technologies including AWS, GCP, Scala, Python, and custom SaaS products utilizing Kafka, Spark, and Cassandra.

The ideal candidate will have experience in business process improvement, application development, and excellent communication skills in Japanese. Knowledge of fraud prevention in internet and financial services is a plus. The position offers competitive compensation, flexible work arrangements (Work From Anywhere), and comprehensive benefits including health insurance and retirement plans.

Risk Management System Engineer position at PayPay, developing and operating security systems for Japan's leading fintech platform.

Risk Management System Engineer

PayPay, a rapidly growing FinTech company with over 65M users since 2018, is seeking a Backend Engineer to join their diverse team of professionals from over 50 countries. The role focuses on developing and maintaining their payment system infrastructure to deliver optimal customer experiences.

As a Backend Engineer, you'll be responsible for designing large-scale systems with high complexity to support high-throughput applications. The position requires expertise in leveraging infrastructure for solving large-scale problems, developing tools, and contributing to open source projects. The company values problem-solving as a core principle and expects engineers to support their code in production.

The tech stack is comprehensive and modern, including Java, Kotlin, Scala, Spring Boot, various databases (MySQL/AuroraDB, DynamoDB, Redis, TiDB), and cloud services (AWS, GCP). The development environment features modern tools like Docker, Kubernetes, and ArgoCD.

PayPay offers an attractive work environment with their "Work From Anywhere at Anytime" policy, super flexible working hours, and comprehensive benefits including social insurance, 401K, and visa sponsorship. The company provides excellent work-life balance with generous paid leave policies and competitive compensation including annual salary reviews and special incentives.

The ideal candidate will have 3+ years of Java experience or equivalent skills in other programming languages, strong fundamentals in data structures and algorithms, and experience with NoSQL databases and distributed computing. Knowledge of Japanese is a plus, though not required as translation support is provided.

Join PayPay to be part of a company that values innovation, challenges the status quo, and aims to create a future beyond imagination. The role offers opportunities for professional growth and the chance to work on cutting-edge payment technologies that impact millions of users.

Backend Engineer position at PayPay, focusing on payment system development with Java, distributed systems, and cloud technologies.

Backend Engineer

FinTech company with 65M+ users, leading Japan's payments industry with a diverse team from over 50 countries.

PayPay is a rapidly growing FinTech company that has achieved remarkable success with over 65M users since its 2018 launch. As a Web Frontend Engineer at PayPay, you'll be at the forefront of revolutionizing how people in Japan manage their finances and business through digital payments.

The role offers an exciting opportunity to work with cutting-edge technologies including TypeScript, Vue.js, React, and modern cloud infrastructure. You'll be part of a diverse team representing over 50 countries, contributing to a dynamic work environment that values innovation and professional growth.

The position requires strong expertise in frontend development, with at least 3 years of experience in JavaScript and related technologies. You'll collaborate with cross-functional teams, participate in code reviews, and help maintain high engineering standards. The company offers a flexible work environment with their WFA (Work From Anywhere at Anytime) policy.

PayPay provides comprehensive benefits including competitive compensation, 401K, language learning support, and visa sponsorship for international candidates. The company culture emphasizes continuous learning, innovation, and work-life balance with super flex time and generous leave policies. This is an ideal opportunity for engineers who want to make a significant impact in the FinTech industry while working with a diverse, global team.

Frontend Engineer role at PayPay, Japan's leading FinTech company, building innovative payment solutions with modern web technologies.

Web Frontend Engineer

FinTech company with 65M users, launched in 2018, with team members from over 50 different countries.

PayPay is a rapidly growing FinTech company that has achieved remarkable success since its 2018 launch, now serving over 65M users. The company stands out for its diverse workforce, representing more than 50 countries, and its bold vision for creating unprecedented future solutions.

As a QA Engineer at PayPay, you'll join an autonomous QA organization within the Product Group, focused on elevating the quality of PayPay's products and services. Your role will be crucial in developing and maintaining quality standards while building trust with users and merchants.

Key responsibilities include designing and executing test scenarios, developing automated test cases for mobile apps, web apps, and APIs, and utilizing modern testing frameworks. You'll work with tools like Appium, Selenium, and Cucumber, while participating in a continuous integration/deployment environment.

The position offers an attractive work environment with super flex time, remote work options (Work From Anywhere), and comprehensive benefits including social insurance, 401K, and language learning support. PayPay provides a unique culture emphasizing innovation, professional growth, and work-life balance.

The ideal candidate will have 3+ years of experience in test automation, strong technical skills in testing frameworks, and a passion for quality assurance. Knowledge of performance testing tools and experience with Docker/Kubernetes is a plus. Join PayPay to be part of a dynamic team that's shaping the future of financial technology in Japan.

QA Engineer position at PayPay, focusing on automated testing for mobile apps, web apps, and APIs using modern testing frameworks.

FinTech company with over 65M users, launched in 2018, with team members from 50+ countries

PayPay, a rapidly growing FinTech company with over 65M users, is seeking a Data Engineer for their Credit Modeling team. This role offers an exciting opportunity to work in a diverse environment with team members from over 50 different countries.

The position involves designing and implementing improvements to ETL processes and data models, working closely with data-savvy stakeholders. You'll be responsible for building and maintaining distributed batch and real-time data pipelines, facilitating actionable use cases, and supporting teams with decentralized data solutions.

As a Data Engineer at PayPay, you'll work across various engineering specialties, including Data Science and Machine Learning. The role requires strong expertise in data pipeline construction, programming languages like Java, Scala, or Python, and experience with technologies such as BigQuery, Spark, AWS Redshift, and Kafka.

The company offers an attractive work environment with super flex time (no core hours), the ability to work from anywhere in Japan (WFA policy), and comprehensive benefits including social insurance, 401K, and visa sponsorship. PayPay values professional growth and provides opportunities to work on cutting-edge FinTech solutions.

This role is perfect for someone who is passionate about data engineering, enjoys working in a fast-paced environment, and wants to contribute to a company that's reshaping the financial technology landscape in Japan. The position offers competitive compensation, regular performance reviews, and various allowances including work-from-anywhere benefits.

Data Engineer position at PayPay focusing on Credit Modeling, ETL processes, and data pipeline development

Data Engineer - Credit Modeling

PayPay is a FinTech company that has grown to over 65M users since its launch in 2018, with a diverse team from over 50 countries.

PayPay, a rapidly growing FinTech company with over 65M users, is seeking a Backend engineer to work on their payment system. The ideal candidate will design large-scale systems, leverage infrastructure for high-throughput applications, and contribute to open-source projects. With a diverse team from over 50 countries, PayPay offers a dynamic work environment where you'll face new challenges daily.

Key responsibilities include:
- Designing complex, large-scale systems
- Understanding and leveraging infrastructure for high-throughput applications
- Developing tools and contributing to open-source projects
- Adopting a problem-solving mindset and supporting code in production

The tech stack includes Java, Kotlin, Scala, Spring Boot, MySQL, DynamoDB, Kafka, Docker, Kubernetes, AWS, and more. 

Qualifications:
- 3+ years of Java experience or excellent skills in languages like Scala, Python, or Go
- Experience with NoSQL databases and distributed cache
- Strong fundamentals in data structures, algorithms, and OOP
- In-depth understanding of concurrency and distributed computing
- Degree in Computer Engineering/Science or equivalent experience
- Business-level English or Japanese

PayPay offers a flexible work environment with their WFA (Work From Anywhere at Anytime) policy, competitive salary, and comprehensive benefits including social insurance, 401K, and visa sponsorship.

Join PayPay to be part of a company that dares to create a future beyond imagination, constantly taking risks and challenging themselves in the exciting world of FinTech.

PayPay seeks a Backend engineer to design and develop large-scale payment systems, offering a dynamic work environment and comprehensive benefits.

PayPay, a rapidly growing FinTech company, is seeking a web frontend engineer to join their team. Founded in 2018, PayPay has expanded to over 65M users and boasts a diverse workforce from more than 50 countries. The company's vision is to create a future beyond imagination by constantly taking risks and challenging themselves.

As a web frontend engineer at PayPay, you'll be at the forefront of changing how people in Japan use and manage their finances and business. You'll work in a fast-paced environment, building features that directly impact the payments industry. The role requires versatility and enthusiasm to tackle new challenges.

Key responsibilities include:
- Collaborating with Product Managers, Designers, and various tech teams to implement features
- Contributing to the team by sharing knowledge, participating in code reviews, and providing feedback
- Triaging, debugging, and resolving product issues

The tech stack includes TypeScript, JavaScript, HTML/CSS, Vue.js, React, NestJS, Express.js, Docker, Kubernetes, AWS, and many more cutting-edge technologies.

Qualifications:
- At least 3 years of industry experience developing secure web frontend applications
- At least 1 year of industry experience with VueJS (preferred) or React
- Strong knowledge of software engineering best practices
- Business level English proficiency

Additional skills that would be beneficial include experience with frontend performance optimization, iOS or Android development, designing RESTful APIs, and web hosting infrastructure.

PayPay offers a flexible work environment with their Work From Anywhere at Anytime (WFA) policy, allowing you to work remotely from anywhere in Japan. The company provides competitive compensation, including an annual salary paid monthly, performance-based incentives, and various allowances.

Benefits include social insurance, 401K, language learning support, translation/interpretation support, and visa sponsorship with relocation support for international candidates.

Join PayPay and be part of a team that's reshaping the financial landscape in Japan while enjoying a diverse, challenging, and rewarding work environment.

PayPay seeks a web frontend engineer to build features changing how people in Japan manage finances and business.

A fintech company that has surpassed 65 million users in about 6 years since starting its service in 2018, with diverse members from about 50 countries and regions.

PayPay, a fintech company that has grown to over 65 million users in just 6 years since its 2018 launch, is seeking a Software Engineer (Data Engineer) to join their diverse team from 50 countries. The role is part of PayPay's Corporate Engineering division, which is crucial for the rapid service growth and organizational expansion.

As a Data Engineer, you'll be responsible for:
1. Designing data architecture and developing/operating components of the data analysis infrastructure
2. Preparing and operating a data analysis platform for effective use of various data circulating within PayPay
3. Supporting business decision-making and improving operational efficiency
4. Defining KPIs and other indicators, and data handling (coordinating with internal departments)
5. Developing guidelines for company-wide data governance promotion, security measures, and improving operational tasks

Key projects include:
- Creating Data Warehouses (company-wide marts, department-specific marts, master management)
- Improving GCP operations (BigQuery monitoring, IAM design, project division)
- BI construction (supporting from data acquisition to BI implementation)
- Stable delivery of KPI reports necessary for management
- Comparative re-examination of Redshift and BigQuery

The ideal candidate will have:
- 3+ years of experience in application development or developing/operating components of data analysis infrastructure
- Experience in system development using cloud environments like AWS or GCP
- Basic knowledge of system development (database, network, security, etc.)
- Business-level or higher Japanese language skills

PayPay offers a flexible work environment with their WFA (Work From Anywhere at Anytime) policy, super-flex time system, and various benefits including annual paid leave, personal leave, and performance-based bonuses.

Join PayPay to contribute to the rapid promotion of cashless payments in Japan and the development of a financial life platform, working with a team of professionals passionate about creating new value and solving challenges.

Join PayPay as a Software Engineer (Data Engineer) to design and develop data analysis infrastructure, supporting the growth of Japan's leading fintech company.

Software Engineer (Data Engineer)

PayPay, a fintech company that has grown to over 65 million users in about 6 years since its launch in 2018, is seeking a Software Engineer (Data Engineer) to join their team. The company is composed of diverse members from about 50 countries and regions.

As a Data Engineer at PayPay, you will be responsible for preparing and maintaining a data analysis infrastructure that allows PayPay employees to effectively utilize various internal data. Your mission will be to support business decision-making and improve operational efficiency through the development and operation of this data platform.

Key Responsibilities:
- Design data architecture and develop/operate various components of the data analysis infrastructure
- Define KPIs and other metrics, and coordinate with internal departments
- Develop and improve guidelines for company-wide data governance promotion
- Implement security measures and improve operational tasks

Recent Projects:
- Creation of data warehouses (company-wide marts, department-specific marts, master data management)
- Improvement of GCP operations (BigQuery monitoring, IAM design, project segmentation)
- BI construction (supporting a wide range of tasks from data acquisition to BI implementation)
- Stable delivery of KPI reports necessary for management
- Comparative re-examination of Redshift and BigQuery

Tech Stack:
- Python
- GCP (BigQuery, Composer)
- Docker, Terraform
- Fivetran
- Looker (Data Portal)

The ideal candidate will have strong logical thinking skills, the ability to communicate effectively with stakeholders, and a proactive attitude towards identifying and solving challenges. Experience with job schedulers like AirFlow, Luigi, or JP1, and familiarity with large-scale data analysis platforms using Redshift or BigQuery would be advantageous.

PayPay offers a flexible work environment with their WFA (Work From Anywhere at Anytime) policy, super-flex time system, and various benefits including annual leave, personal leave, and performance-based bonuses. Join PayPay to contribute to the rapid growth of cashless payments and financial life platforms in Japan.

Join PayPay as a Data Engineer to build and maintain data analysis infrastructure, supporting business decisions and operational efficiency.

PayPay is a FinTech company that has grown to over 65M users since its launch in 2018, with a hugely diverse team from over 50 different countries.

PayPay, a rapidly growing FinTech company with over 65M users, is seeking a Data Engineer for their Credit Modeling team. This role involves designing and implementing improvements to ETL processes and data through independent communication with data-savvy stakeholders. The ideal candidate will build and maintain distributed batch and real-time data pipelines, facilitate actionable use cases with a user- and product-oriented mindset, and work across various engineering specialties. The role requires enforcing privacy and security standards by design and supporting teams with building decentralized data solutions. 

PayPay offers a diverse work environment with team members from over 50 countries and embraces a vision of creating a future beyond imagination. The company values risk-taking, constant challenges, and professional growth. They offer a flexible work environment with their WFA (Work From Anywhere at Anytime) policy, allowing employees to live anywhere in Japan.

Key responsibilities include:
- Designing, building, and maintaining data pipelines and models
- Facilitating real-life actionable use cases
- Working across various engineering specialties
- Supporting teams with decentralized data solutions
- Enforcing privacy and security standards

Qualifications:
- 3+ years experience in building complex data pipelines
- Proficiency in at least one primary language (e.g., Java, Scala, Python) and SQL
- Experience with technologies like BigQuery, Spark, AWS Redshift, Kafka, or Kinesis streaming
- Strong fundamentals in big data and machine learning

Benefits include social insurance, 401K, translation/interpretation support, VISA sponsorship, relocation support, and various types of paid leave. The company offers a competitive salary with annual reviews and special incentives based on performance.

Join PayPay to be part of an innovative team that's shaping the future of FinTech in Japan and beyond!

PayPay seeks a Data Engineer for Credit Modeling to design and implement ETL processes, build data pipelines, and support data-driven solutions in a diverse, fast-paced FinTech environment.

Data Engineer, Credit Modeling

A fintech company that has surpassed 65 million users in about 6 years since starting its service in 2018, composed of diverse members from about 50 countries and regions.

PayPay, a fintech company that has grown to over 65 million users in about 6 years since its launch in 2018, is seeking a Software Engineer specializing in Fraud Prevention. The role involves developing and operating APIs that assess risks within the PayPay app, using SaaS services for development.

Key Responsibilities:
- Develop APIs that block transactions when risks are detected based on request content and transaction aggregation results.
- Perform simple coding using Scala, CQL, and Python.
- Handle end-to-end processes including negotiation with other teams, specification determination, development, testing, monitoring, and operation.

Past Projects:
- Creation of anti-social determination API for eKYC
- Building a judgment system for blocking transactions of suspicious users with high possibility of ATO (Account Takeover)
- Constructing judgment systems for blocking high-value payments and charges under specific conditions
- Developing judgment systems for blocking other suspicious transactions

Tech Stack:
- AWS, GCP
- Scala
- Python
- Azkaban, Zeppelin
- Maquette (proprietary SaaS product utilizing Kafka, Spark, Cassandra, etc.)

The ideal candidate will have:
- Experience in promoting business process improvement/efficiency projects (PM/PL/PMO)
- Custom application development experience (2+ years)
- Business-level or higher Japanese language skills
- Ability to communicate effectively with diverse stakeholders

Additional desired skills:
- Practical experience in fraud prevention for internet services or financial services
- English proficiency (Listening & Speaking)

PayPay offers a flexible work environment with super flex time (no core time), primarily remote work, and various benefits including annual paid leave, personal leave, and performance-based bonuses. The company values continuous learning and efficiency improvement in system development.

Join PayPay to contribute to the rapid growth of cashless payments and financial life platforms in Japan, working with a diverse team to create innovative solutions in fraud prevention and risk management.

Software Engineer (Fraud Prevention Engineer)

A fintech company that has surpassed 65 million users in about 6 years since starting its service in 2018.

PayPay, a fintech company that has surpassed 65 million users in about 6 years since starting its service in 2018, is seeking a Software Engineer (Business Improvement Engineer) to join their team. The role involves developing in-house business systems that support all areas of PayPay, from merchant to customer to authority domains. The mission is to contribute to the company's growth through technology, pushing development and business efficiency at an overwhelming pace.

The Corporate Engineering team at PayPay is responsible for in-house development of business systems that support all areas of the company. They work on everything from IT strategy formulation to full-scratch app development and infrastructure engineering. The team operates as one unit, with various roles working together on in-house development projects.

As a Business Improvement Engineer, you will be working on automating and improving internal business processes using low-code development platforms. Your responsibilities will include:

1. Developing and maintaining business applications based on requirements coordinated with various business departments.
2. Using low-code development platforms such as Outsystems and Workato.
3. Handling projects of various sizes, from small-scale applications to larger, long-term projects.
4. Collaborating with BPR promotion staff to propose features and design ideas.
5. Participating in meetings with business departments as needed.
6. Extracting and organizing requirements for internal business improvement needs.
7. Conducting system requirement definitions, detailed design, system development, testing, and release.
8. Promoting automation of business processes using iPaaS and RPA in internal operations.

The ideal candidate should have:
- Experience in designing and developing web applications
- Experience in designing and operating RDBs such as ORACLE, SQLServer, MySQL, Postgres, etc.
- Business-level or higher Japanese language skills

Preferred skills and experience include:
- Agile development experience
- Development experience with low-code development platforms
- Experience with ETL/EAI/MDM products
- Development experience using public cloud services
- Knowledge of core business systems
- Reading and writing level English skills

PayPay offers a flexible work environment with super flex time (no core time), primarily remote work, and various benefits including annual leave, personal leave, and language learning support. The compensation is based on an annual salary system, with periodic reviews and potential for special bonuses based on company and individual performance.

Join PayPay to be part of a diverse team from about 50 countries and regions, working on cutting-edge fintech solutions and contributing to the rapid spread of cashless payments in Japan.

PayPay seeks a Software Engineer for business improvement, focusing on in-house system development and process automation using low-code platforms.

PayPay Mid-Level Software Engineer Software Engineering Jobs

Find PayPay Mid-Level Software Engineer software engineering jobs