QA Engineer

• Design, develop, and maintain automated testing frameworks for the Lightway VPN protocol (Rust) across Windows, Linux, macOS, iOS, and Android
• Build and automate end-to-end test cases covering client-server interactions, encryption, connection stability, networking scenarios, failover handling, and performance under load
• Develop and execute security tests to assess vulnerabilities and validate encryption, authentication, and confidentiality
• Conduct performance and stress testing to validate scalability, stability, and resource usage; simulate high traffic and variable network conditions
• Integrate automated test suite into CI/CD pipeline to enable continuous testing with every code change
• Collaborate closely with the Rust development team to identify test coverage gaps and provide feedback on code quality and testability
• Create and maintain documentation on test strategy, test cases, results, and best practices; report test coverage, defects, and risks to stakeholders
• Continuously evaluate and improve test automation framework and stay up-to-date on testing tools and Rust-related techniques

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