 Conducted manual testing of the company's core product, monetization SDK, as well as web applications and Android mobile apps, using Black box testing methodologies. Performed testing of the company’s products Ads SDK, Stats, Billing SDK and opt-in SDK Validated ad SDKs like AppLovin an open bidding platform, GAM, AD Mob and Facebook. Tested web applications, including internal and external dashboards, analytics, and the company website, in both staging and production environments. Developed automated test scripts for monetization SDK, web applications, and mobile apps using Appium and Selenium WebDriver frameworks. Worked with Google Analytics to analyze statistics and conducted Firebase A/B experiments using Firebase configurations. Involved in test planning for each release sprint and created test estimates. Reviewed and analyzed product requirements, specifications, and designs to identify relevant test scenarios. Wrote clear and concise test cases and executed them in TestRail. Reported identified bugs across all test phases using the JIRA tool. Performed functional, compatibility, interface, re-testing, regression, and system testing for every release build. Participated in app releases via Google Play Console and validated app performance and crash reports. Prepared test documentation, checklists, and app release reports using the Confluence reporting tool. Conducted device compatibility and interface testing across a range of mobile devices, includes different manufacturers and OS versions from Android 6.0 to 14, as well as Android Studio emulators. Performed cross-browser testing for web applications using BrowserStack, covering multiple browsers and versions. Validated responsive design of web pages across various mobile and tablet screen sizes. Took the initiative to plan, prioritize, and delegate daily tasks to team members, ensuring timely delivery for release deadlines.

 Reviewed and analyzed user designs and flowcharts to ensure comprehensive test coverage. Identified test scenarios and contributed to writing detailed test cases. Validated live video sessions within the test group to ensure functionality and performance. Executed test cases and reported identified bugs for further resolution. Escalated issues to developers and tracked bug fixes to ensure timely resolution. Performed re-testing, regression testing, system testing, and user acceptance testing (UAT). Prepared and submitted weekly status reports to track testing progress and issues.

 Reviewed and analyzed business and functional requirement specifications to ensure proper test coverage. Validated user interfaces by comparing actual designs with requirements. Verified the application's UI, functionality, and business features for accuracy and performance. Identified test scenarios and created detailed test cases in Quality Center. Generated necessary test data for various test scenarios. Executed test cases in Quality Center and reported any identified issues. Verified issue fixes provided by developers and ensured they were resolved. Performed regression, integration, and system testing to ensure application stability. Developed Data-Driven Testing (DDT) automation for an e-banking application using the QTP (Quick Test Professional) framework with VBScript.