To thrive in a role at AppNexus (now part of Xandr/Microsoft), candidates typically need a solid background in digital advertising, data analysis, and programmatic technologies, often supported by a degree in computer science, marketing, or a related field. Familiarity with ad tech platforms, real-time bidding (RTB) systems, APIs, and relevant certifications such as Google Ad Manager or IAB Digital Media Sales are highly beneficial. Strong communication, analytical thinking, and a collaborative mindset are valuable soft skills for contributing to team projects and client interactions. Mastering these skills ensures success in navigating the fast-paced, data-driven environment central to digital advertising technology.