Mobile SDK Developer

Join Kargo as a Mobile SDK Developer, where you'll be responsible for ensuring the reliability, performance, and revenue readiness of in-app advertising across a diverse range of devices and platforms. You'll conduct deep technical investigations throughout the entire ad lifecycle, from bid response to rendering and measurement. Your success will be measured by faster issue resolution, improved SDK reliability, performance enhancements, new integrations, and raised engineering quality.

• Conduct deep technical investigations across the full ad lifecycle, from bid response through rendering and measurement, to ensure reliable and performant in-app advertising.
• Ship improvements to the SDK and rendering infrastructure that enhance render success rates and stability across various platforms, including iOS, Android, and WebViews.
• Partner with Business Development to assess and bring online new vendor or demand integrations, providing sound technical recommendations.
• Fluency with real-device QA, inspection and proxy tooling, and production debugging techniques
• Strong grasp of the mobile programmatic ecosystem — mediation, bidding, SDK integrations, OpenRTB, and ad rendering workflows
• Performance engineering fundamentals: latency optimization, scalability, and system efficiency
• 5+ years of software engineering with significant exposure to mobile app advertising technologies
• Hands-on experience with mobile ad creative standards and cross-platform behavior across SDKs, WebViews, and mediation partners
• Proven ability to debug the full in-app stack, from creative delivery through rendering and attribution
• Working knowledge of the mobile privacy and measurement landscape and its impact on ad serving and attribution
• Bachelor's in Computer Science, Engineering, or a related technical discipline