Performance Test Engineer

  • Tokyo
  • Remote OK - Anywhere in Japan
  • Full-time
  • February 29, 2024
Conditions
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¥6.5M ~ ¥10M /yr
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Apply from Anywhere 👍
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Sponsors Visas
Requirements
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Language Requirements
Japanese: Not Required 👍
English: Business Level
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Minimum Experience
Mid-level or above

Job Description

  • Design, maintain and enhance performance testing framework components.
  • Develop a comprehensive performance testing strategy, including detailed Non-Functional Requirements (NFR). Translate the requirements into appropriate test scenarios.
  • Collaborate with engineering and product management teams to define performance requirements for new feature releases.
  • Design, script and execute load, stress, stability, and scalability testing and deliver comprehensive reports to the project team
  • Review all performance test activities, write tests, test execution, collect metrics, create and manage testing schedules, report results and problems, and maintain documentation.
  • Review, analyze and document test results and metrics with recommendations to the engineering leaders and senior managers of the engineering team.
  • Analyze major changes introduced to our product, and assess potential performance impact to define level of performance testing needed
  • Drive performance and load test operations towards a CI pipeline model to support continuous performance improvements.
  • Gain a technical and functional understanding of our product architecture. Become part of the ongoing performance improvement of our products.
  • Coach and assist other junior performance analysts with test strategies, technical issues with creating and executing performance tests, and test result analysis


Qualifications

  • At least 5 years of experience with performance test simulations, performance analysis, and performance monitoring.
  • Strong understanding of performance test methodologies.
  • Experience with performance testing tool, such as JMeter, LoadRunner, and Gatling.
  • Ability to understand and analyze technical specifications. Experience in designing and creating test cases.
  • Hands-on Experience in Agile Scrum and Waterfall Software Development Lifecycle.
  • Well versed in using Continuous Integration and Continuous Development tools, like Jenkins/Bitrise or any other.
  • Able to manage multiple work streams, independent, able to communicate well in both written and spoken form.
  • Strong data analysis and post processing skills to validate system performance.
  • Broad experience working in cross-functional teams to drive product development.
  • Experience in creating test strategy and test plans, and executing performance and load testing activities for large-scale, enterprise-class applications.
  • Experience in designing and developing automated reporting.
  • Willing to work in a highly dynamic environment with tight deadlines and ever changing priorities.

※Please note that during the QA selection process, you will have an online test.


Preferred Qualifications

  • ISTQB or equivalent certificate. ISTQB (Specialist) Performance Testing is a plus.
  • Practical experience in AWS services.
  • Experience in testing mobile applications (Android and iOS).
  • Experience in working with microservices
  • Experience in proposing and introducing new QA tools in the test process.
  • Experience in the development or QA of systems in the financial and/or payment sector.
  • Experience in bash or other CLI scripting
  • Curiosity and passion about learning new technologies is a definite plus.


PayPay 5 senses

PayPay, a FinTech company that has achieved more than 69M users (as of May 2025) within around six years 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.

PayPay's 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.

View PayPay's company page
Performance Test Engineer at PayPay
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