Full Stack QA Engineer (AI)

Location: Hybrid

Company

hirify.global is a fintech company providing cashless payments and financial services to more than 75 million users, with a diverse workforce from over 50 countries.

What you will do

• Analyze requirements and design comprehensive test strategies, scenarios, and detailed test cases for mobile applications, web applications, APIs, and banking-system projects.
• Prepare test data, tools, and environments; execute automated and manual tests; document results and maintain regression coverage.
• Drive QA automation using Appium, Playwright or Selenium, Rest-Assured, Cucumber, and CI/CD platforms.
• Track defects, analyze test outcomes, recommend solutions, and report QA results to stakeholders.
• Validate LLM-driven applications using prompt engineering and RAG, including testing for bias, hallucinations, drift, robustness, and performance deviations.
• Support AI workflow automation with OpenAI APIs, key management, LLM models, and MCP server integrations; act as an SME and mentor junior QA engineers.

Requirements

• At least 3 years of professional experience developing, executing, and maintaining automated tests for mobile applications, web applications, and/or APIs.
• Professional experience with at least one of Appium, Playwright, Selenium, or Rest-Assured, plus experience using Cucumber.
• Knowledge of CI/CD tools such as GitHub Actions, Bitrise, or similar platforms, and a basic understanding of microservices testing challenges.
• Strong requirements analysis, test-strategy design, analytical, problem-solving, documentation, and communication skills.
• Hands-on experience with AI productivity tools and knowledge of OpenAI API usage, key management, embeddings, LLM integration workflows, and MCP server concepts.
• Business-level English is required.

Nice to have

• ISTQB or an equivalent QA certification and experience in Agile or other fast-paced development environments.
• Financial or payments-domain experience and experience proposing or standardizing QA processes.
• Performance-testing experience with Gatling, wrk, or JMeter.
• Experience with Docker, Kubernetes, Bash or CLI scripting, and web or mobile application development.
• Business-level Japanese equivalent to native proficiency or JLPT N1/N2, or contributions to AI open-source projects and AI-assisted development.

Culture & Benefits

• Opportunity to help establish QA standards, development rules, and the engineering environment in a newly established organization.
• Exposure to the full system-renewal lifecycle, from planning and design through implementation and introduction.
• Collaboration with hirify.global, hirify.global Bank, affiliated companies, senior management, and cross-functional teams.
• Work on financial products and services during a period of transformation in the payments industry.