QA & Technical Documentation Specialist

Position Summary
We are seeking a QA & Technical Documentation Specialist to ensure the quality and reliability of our Restaurant and Retail POS systems while maintaining accurate and up-to-date User and Technical Documentation.

This role combines Software QA, Payment QA, Hardware/Device Testing, API & Integration Testing, and Technical Documentation. The ideal candidate can identify product issues, validate new features, and translate complex technical functionality into clear, user-friendly documentation.

Key Responsibilities
Perform functional, regression, integration, and release testing for POS systems

Test Windows/Android applications, payment systems, hardware, APIs, and third-party integrations

Test payment transactions, including EMV, NFC/contactless, refunds, reversals, and settlement

Create and maintain test cases, test scenarios, and regression test suites

Identify, document, and verify software defects and production issues

Create and maintain User Manuals, Technical Manuals, Installation/Configuration Guides, Troubleshooting Guides, FAQs, and Release Notes

Ensure documentation is updated with new features, UI changes, hardware configurations, and software releases

Collaborate with Development, Product, Support, and Implementation teams to improve product quality and documentation

Required Qualifications
Bilingual in Korean and English

Experience in Software QA / Software Testing

Experience with POS, Restaurant, Retail, or Payment Systems

Experience testing Windows and/or Android applications

Experience creating test cases and technical documentation

Basic knowledge of SQL and API testing

Strong troubleshooting, problem-solving, and communication skills

Excellent attention to detail and accuracy

Ability to understand complex technical concepts and explain them clearly

Preferred Qualifications
Experience with payment terminals, EMV, or payment processing

Experience with hardware/software integration testing

Experience supporting production issues

Experience with Agile/Scrum development environments