QA Engineer

Responsibilities

• Design, develop, and execute manual and automated test cases for React-based frontend and FastAPI/Python backend systems
• Validate REST APIs, data flows, and database integrity across the full application stack
• Perform functional, regression, integration, and end-to-end testing
• Test and validate medical imaging workflows including DICOM data handling and HL7 messaging
• Work closely with developers, product managers, and clinical stakeholders to define acceptance criteria
• Identify, document, and track defects using issue tracking tools
• Contribute to CI/CD pipelines by integrating automated tests
• Maintain comprehensive test plans, test cases, and QA documentation
• Support compliance and audit activities relevant to healthcare software standards

Requirements

• Hands-on experience with test automation frameworks (Pytest, Vitest, Selenium, or Cypress)
• Proficiency in writing test scripts in Python and/or JavaScript/TypeScript
• Experience testing REST APIs using tools such as Postman or pytest
• Familiarity with SQL databases (MySQL or similar)
• Understanding of frontend testing concepts for React applications
• Experience with cloud-based application testing (AWS, GCP, or Azure)
• Experience with load and performance testing (JMeter, Locust, or k6)
• Approximately 2 years of experience with software development or testing
• JLPT N1 or N2 certification
• Strong written and spoken Japanese and English communication skills
• Prior experience working onsite in Japan or with Japanese clients

Preferred Qualifications

• Exposure to medical imaging or healthcare systems (DICOM, HL7, FHIR)
• Familiarity with pydicom, hl7apy, or similar healthcare data tools
• Experience with containerised environments using Docker
• Awareness of healthcare software compliance standards (FDA, CE, ISO 13485)