QA Engineer (Mobile SDK & AdTech Integration)

AscendX is building a next-generation monetization infrastructure for mobile game and app publishers. Our customized SDKs (Android, iOS, Unity) are critical to publisher workflows and revenue. We are looking for a QA Engineer specialized in Mobile SDK testing with adtech knowledge to ensure SDK stability and reliability at scale.

• →Own QA process for AscendX SDKs (Android, iOS, Unity).
• →Validate SDK functionality across devices, OS versions, and integration environments.
• →Test ad request/response flows, bidding mechanics, and mediation integration.
• →Develop automation frameworks for SDK and integration testing.
• →Build regression test suites and integrate with CI/CD pipelines.
• →Collaborate with SDK engineers, backend engineers, and product managers on release readiness.

• 1-2 years of experience in QA for mobile apps or SDKs.
• Strong knowledge of mobile QA frameworks and automation tools (Appium, Espresso, XCTest, Unity Test Runner).
• Solid debugging skills using network sniffers (Charles, Fiddler), adb, Xcode Instruments.
• Understanding of client–server communication and APIs.
• Strong written and verbal communication skills in English.

• Experience testing SDKs (not just apps).
• Exposure to adtech/monetization SDKs (AdMob, AppLovin, FAN, MoPub, etc.).
• Familiarity with OpenRTB flows or programmatic advertising.
• Experience with Unity SDK QA.
• Knowledge of CI/CD and automated regression testing at scale.