**Description:** ---------------- **Company Description** Mediastream, headquartered in Bogotá, D.C., is a leading streaming technology company with over 16 years of experience, collaborating with renowned global enterprises and broadcasters. We specialize in content management and distribution, audiovisual production, and user experience optimization. We offer comprehensive solutions that enable our clients to effectively connect with their audiences, maximize reach, and generate new revenue streams for their businesses. **Main Responsibilities** * Design and execute test plans for web, mobile (Android, iOS), and TV applications (Android TV, Tizen, webOS, Fire TV, among others). * Perform functional, regression, performance, and compatibility testing on browsers, physical devices, responsive environments, and emulators. * Validate correct display, interaction, and performance of web applications across different browsers (Chrome, Firefox, Safari, Edge) and various screen resolutions. * Document and report identified defects, prioritizing based on impact and severity. * Collaborate closely with development and product teams to define acceptance criteria and test cases. * Maintain an updated inventory of devices, browsers, and test environments to ensure full coverage. * Implement and maintain automated test scripts for web, mobile, and TV platforms using appropriate tools or libraries. * Explore and integrate AI-powered QA automation tools or existing frameworks to optimize test execution time. * Monitor key quality metrics such as defect count, resolution time, and test coverage. * Participate in requirement reviews to ensure complete validation of developed functionalities. * Ensure adherence to best practices and quality standards across all testing environments. **Requirements:** --------------- **Desired Knowledge and Skills** We are seeking a QA profile with experience in functional, regression, and performance testing for web, mobile, and TV platforms. Proficiency with automated testing tools such as Selenium, Cypress, Playwright, Appium, Espresso, XCUITest, or equivalents will be highly valued. Familiarity with AI-driven automation frameworks and services such as Testim, Mabl, or Applitools is desirable. Additionally, experience with test management tools like TestRail, Zephyr, or Xray, and bug tracking systems such as Jira or Azure DevOps is expected. Technical knowledge of HTML, CSS, JavaScript, and understanding of REST/GraphQL APIs for deeper validations are required. Candidates must be familiar with CI/CD and the execution of automated tests within pipelines using tools such as Jenkins, GitHub Actions, GitLab CI, or CircleCI, as well as multiplatform testing covering responsive and cross\-browser environments. Experience with cloud-based testing platforms such as BrowserStack, Sauce Labs, or LambdaTest, along with basic knowledge of agile methodologies (Scrum, Kanban), will be considered a strong advantage. We are looking for a methodical, detail-oriented individual with strong communication skills for collaborative work and a clear focus on continuous improvement.