Find PayPay Mid-Level Software Engineer software engineering jobs

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.

Backend Engineer

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.

Web Frontend Engineer

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