Senior QA

About the Role

As a Senior QA Engineer specializing in mobile ecosystems, you will play a critical role in ensuring the quality and performance of native applications for iOS and Android platforms. You will master the complexities of testing real‑device hardware, mobile operating systems, and associated backend integrations. While the focus is on native app, device and API testing, you will also have experience testing web‑based applications and interfaces to assist with overall project deliverables.

You will work across the team with developers, designers, and other QA engineers to understand requirements and validate that features work as expected. Your day‑to‑day will include executing test cases, validating critical user journeys, reporting bugs, performing API testing, and testing LLM‑based functionality within our applications. This role is a unique prospect for a tester who wants to work with cutting‑edge large language models (LLMs).

• Native App, Web & Device Testing:
  Validating user experiences and user journeys across iOS, Android and web‑based platforms, ensuring seamless performance on physical devices and various OS versions.
• API & Integration Testing:
  Rigorously testing & automating the data layer and service integrations that power the mobile front‑end.
• Cross‑Functional
  
  Collaboration:
  
  Partnering with developers and designers to translate complex requirements into comprehensive test strategies.
• AI application testing:
  Testing AI functionality within applications, including chat‑based integrations with large language models (on federated LLM).

• Automate & execute functional, regression, and UI/UX testing on native applications on iOS and Android platforms, ensuring feature parity and platform‑specific compliance.
• Manage and execute tests across a diverse fleet of physical devices, browsers and cloud‑based labs using Browser Stack.
• AI testing of chat based LLM integration, including validating expected inputs / outputs, aligned with standard ISTQB testing techniques.
• Automate & test REST APIs using tools like Postman, validating responses and data accuracy based on API schemas.
• Use MCP servers to accelerate automation test scenarios with the help of LLMs and AI.
• Report bugs clearly with steps to reproduce, screenshots, and relevant details to help developers fix issues quickly.
• Test multilingual content to ensure proper display of English & non‑English languages such as Traditional Chinese and Simplified Chinese.
• Validate user interfaces for responsiveness across desktop, mobile & tablet screen sizes.
• Participate in daily standups and provide testing status updates to the team.
• Review and provide feedback on requirements and user stories from a testing perspective.
• Maintain test documentation including test cases and test results.

• Strong experience with iOS and Android platforms including XCode, Android Studio.
• Native app testing experience with a Typescript / Java script based framework such as using Webdriver
  
  IO & Appium, Detox framework.
• Experience with and understanding of Git for branching and version control.
• Experience with automating native apps in the cloud, ideally with Browserstack.
• Strong experience with API testing using tools like Postman or similar REST clients (Java script / Typescript preference).
• Experience with automating API tests using Postman or similar tools (Java script / Typescript preference).
• Experience integrating automation tests into CI / CD pipelines such as Git Hub Actions, Bitbucket pipelines, Jenkins, Azure pipelines or AWS Code Pipeline.
• Experience testing AI‑based applications, particularly LLM based chat interfaces, validating inputs and outputs.
• Understanding of software testing fundamentals including test case design, bug reporting, and test execution.
• Cross‑device testing experience and ability to identify device‑specific issues.
• Strong attention to detail with ability to identify edge cases and potential issues.
• Good communication skills for reporting bugs, asking questions, and collaborating with developers, designers, project managers.
• Eagerness to embrace AI to accelerate testing.
• Ability to work…