Advanced relocation package
About PayPay
PayPay, a FinTech company that has achieved more than 69M users (as of May 2025) since its launch in 2018, is rapidly expanding its business scale as a payment platform used by approximately one out of every two smartphone users in Japan.
The company has a diverse team of professionals from more than 50 countries and is building a world-class engineering organization.
Our biggest competitor is "cash". They are seeking people who can accept this challenge positively, brush up on the product at a tremendous speed that other companies could never achieve, and who are passionate about promoting and spreading such a financial life platform in a short time along with professionalism.
PayPay is committed to maintaining a "Day 1" mindset, bringing to life visions of the future that no one else can even imagine. At PayPay, we provide an environment where everyone can deliver outstanding performance as professionals, through a flexible work style that includes remote and office.
Position
Team Missions
Serving as an autonomous QA organization in Product Group.
- To improve the overall quality of PayPay products and services
- To develop PayPay quality standards and best practices
- To gain trust in quality from PayPay Users and Merchants
Job Description
We are seeking a highly skilled and motivated SDET for Data to join our Data Engineering department. In this role, you will work closely with cross-functional agile teams and data scientists to deliver projects focused on analyzing and leveraging data. You will play a crucial role in ensuring the accuracy, reliability, and quality of our data-driven insights, while working within an iterative process to tackle projects with ambiguous requirements.
As a SDET, you will be responsible for designing and implementing automated testing strategies that enable efficient and effective quality assurance of data products. Your expertise will be instrumental in identifying and preventing data anomalies, verifying data transformation processes, and ensuring data integrity throughout the project lifecycle.
Your qualification
- Minimum of 1 year experience working with big data projects or data science or data platform team
- Minimum of 3 years+ of experience in running and maintaining automated test cases, with a focus on data testing, data validity, and information architecture
- Expertise in Data Testing: Strong understanding of data testing principles, methodologies, and best practices. Experienced in designing and executing test scenarios to validate data integrity, accuracy, and completeness
- Automation Skills: Proficiency in developing and maintaining automated test scripts using Appium, Selenium, unirest/Rest Assured for APIs and Cucumber. Familiarity with CI/CD tools such as Jenkins/Bitrise or any other
- SQL and Database Knowledge: Solid understanding of SQL and experience in querying and manipulating data in relational databases. Ability to write complex SQL queries to validate data integrity and perform data validations across multiple data sources
- Good communication skills in English to effectively communicate with various stakeholders
*Please note that our main coding language for backend/server side is Java. During the QA selection process, you will have a coding challenge.
Will be a plus
- ETL (Extract, Transform, Load) and machine learning model testing experience. Familiarity with testing data pipelines, monitoring and alerting on model accuracy, and detecting model drift, among other tasks
- Basic Japanese language skill
- Data analytical skills or introductory-level statistical modeling
- Regulatory Compliance: Understanding of industry-specific regulations and experience in validating data compliance with regulatory requirements
- Ability to learn new technologies and set up new integrations with various data sources such as data lakes, object stores, and queues
- Experience in running performance tests using Gatling or similar tools
PayPay 5 senses
Please refer PayPay 5 senses to learn what we value at work
What we offer
- Social Insurance (health insurance, employee pension, employment insurance and compensation insurance)
- 401K
- Language Learning support
- Translation/Interpretation support
- VISA sponsor + Relocation support
Additional details
Employment Status
- Full Time
Office Location
- WFA (Work From Anywhere at Anytime)
- Remote Job
- You can live anywhere in Japan
Work Hours
- Super Flex Time (No Core Time)
- In principle, 10:00am-6:45pm (actual working hours: 7h45m + 1h break)
Holidays
- Every Sat/Sun/National holidays (In Japan)/New Year's break/Company-designated Special days
Paid leave
- Annual leave (up to 14 days in the first year, granted proportionally according to the month of employment. Can be used from the date of hire)
- Personal leave (5 days each year, granted proportionally according to the month of employment)
*PayPay's own special paid leave system, which can be used to attend to illnesses, injuries, hospital visits, etc., of the employee, family members, pets, etc.
Salary
- Annual salary paid in 12 installments (monthly)
- Based on skills, experience, and abilities
- Reviewed twice a year
- Special Incentive once a year *Based on company performance and individual contribution and evaluation
- Late overtime allowance, Work from anywhere allowance (JPY100,000)
Other Information:
Japan
PayPay
Main Responsibilities Write clear and concise PRD’s and work with different stakeholders like the design ...
Japan
PayPay
We are looking for a Principal Software Engineer to work on our various systems which need high scalability, reliability and availability. These ch...
Japan
PayPay
PayPay is looking for a Data Engineer for the Credit Modeling team to conceptualize, design and implement improvements to ETL processes and data th...