Principal Data Engineer

As a Principal Data Engineer on the AdSmart Engineering Team, you will be directly responsible for design, development, and maintenance of next generation of data‑driven advertising technology at NBCUniversal. You will architect and develop platform components that power large‑scale audience intelligence, cross‑platform identity, real‑time decisioning, and AI‑enhanced advertising capabilities. The products will enable NBCUniversal to better understand its brand’s audiences such as NBC News, Bravo, The Tonight Show, Saturday Night Live, and Peacock streaming service as well as audiences that cross brands. Responsibilities Serve as a principal software engineer for AdSmart products Architect and develop mission‑critical backend services using microservices, serverless, and event‑driven patterns under the leadership of the VP of Engineering Participate in scrum ceremonies and perform peer code reviews Utilize cutting-edge cloud computing technologies to solve problems Drive integration of LLMs, AI agents, vector search, and ML‑based personalization Supporting products with the overall roadmap and providing updates to senior leadership