Sr Software Engineer
New York, NYFull-time$120k–$170kPosted Jul 20, 2026
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Sr Software EngineerFull-timeBusiness Segment: Operations & Technology Compensation: USD 120000 - USD 170000 - yearlyCompany DescriptionNBCUniversal is one of the world's leading media and entertainment companies. We create world-class content, which we distribute across our portfolio of film, television, and streaming, and bring to life through our global theme park destinations, consumer products, and experiences. We own and operate leading entertainment and news brands, including NBC, NBC News, NBC Sports, Telemundo, NBC Local Stations, Bravo, and Peacock, our premium ad-supported streaming service. We produce and distribute premier filmed entertainment and programming through our powerhouse film and television studios, including Universal Pictures, DreamWorks Animation, and Focus Features, and the four global television studios under the Universal Studio Group banner, and operate industry-leading theme parks and experiences around the world through Universal Destinations & Experiences, including Universal Orlando Resort, home to Universal Epic Universe, and Universal Studios Hollywood. NBCUniversal is a subsidiary of Comcast Corporation. Visit www.nbcuniversal.com for more information.Our impact is rooted in improving the communities where our employees, customers, and audiences live and work. We have a rich tradition of giving back and ensuring our employees have the opportunity to serve their communities. We champion an inclusive culture and strive to attract and develop a talented workforce to create and deliver a wide range of content reflecting our world.Job DescriptionAs a Senior Software Engineer focused on Agentic, LLM-powered applications, you will design, develop, and optimize intelligent systems and autonomous agents. You will work across the full stack of agent development—from prompt engineering and LLM integration to observability, orchestration, and cloud-native deployment. This role requires deep technical expertise with Python, modern LLM frameworks, and AWS services, along with hands-on experience building reliable, scalable AI-driven systems.ResponsibilitiesDesign, develop, and maintain LLM-powered applications and autonomous agentsBuild agentic workflows and orchestration layers using LangGraph or similar frameworksImplement and refine prompt engineering strategies for reliability, safety, and performanceIntegrate and evaluate modern LLM models across providersDevelop agent observability using LangSmith, LangFuse, or equivalent toolsBuild and maintain MCP (Model Context Protocol) Server componentsCollaborate with cross-functional teams and participate in Agile ceremoniesDevelop backend services using AWS-native serverless and compute offeringsPerform peer reviews and contribute to engineering standards and best practicesQualificationsBasic Requirements:Bachelor’s degree in CS or related field5+ years of professional software engineering experienceExpertise in Python and relevant LLM/AI librariesExperience with LangGraph or similar agentic frameworksDeep knowledge of LLM model integration and tuningHands-on experience with observability tools such as LangSmith or LangFuseExperience developing MCP ServersStrong knowledge of AWS services including Lambda, ECS, S3, DynamoDB, API GatewayStrong fundamentals in algorithms, distributed systems, and cloud-native designExperience building and consuming REST APIs and event-driven systemsExcellent communication, collaboration, and problem-solving skillsSelf-directed, ability to multi-task, sharp analytical abilities, excellent communication skillsDesired Characteristics:Experience with vector databases and embedding pipelinesExperience with real-time or streaming platforms such as Kinesis or KafkaFamiliarity with containerization technologies such as DockerExperience with reinforcement learning or agentic evaluation frameworksResults-oriented, high energy, self-motivatedAdditional...