Job responsibilities: Develop testing plans and strategies: Develop testing plans and strategies for Telegram MiniApp, mobile applications, and official websites. Determine the testing scope, testing focus, and testing methods. Test case design and execution: Write detailed test cases based on the requirements document and design document. Perform functional testing, performance testing, compatibility testing, user interface testing, etc. Record test results, track bugs and drive their fixes. Testing Tools and Techniques: Use automated testing tools to write and execute automated testing scripts. Use performance testing tools for performance testing. Quality assurance and improvement: Analyze test results, write test reports, and propose improvement suggestions. Participate in product requirement review and design review, and provide testing related opinions and suggestions. Team collaboration and communication: Communicate with the development team, product manager, and other relevant personnel to ensure the smooth progress of testing work. Participate in the final inspection before product release to ensure product quality.