Staff Software Engineer

THE ROLE: Zeta Global Corp. seeks a Staff Software Engineer in NYC to drive the design and development of the next generation of agentic, reliable, and scalable GenAI platforms supporting state-of-the-art large language models, evaluation systems, and secure developer tooling. Shape technical direction, ensuring architectural excellence to infuse AI into real-world production solution. Lead the design and development of secure, scalable platform services and tooling for LLM-powered applications, agentic workflows, and experimentation. Design and implement retrieval and knowledge systems (e.g., RAG pipelines, embeddings, vector stores) to support enterprise use cases. Establish evaluation frameworks, benchmarks, and feedback loops to measure and continuously improve quality, correctness, and safety of GenAI systems. Build observability and debugging capabilities for LLM applications, including tracing, cost monitoring, latency analysis, and failure detection. Optimize cost and performance of GenAI workloads through model routing, caching, prompt optimization, and efficient infrastructure design. Architect multi-tenant capabilities including isolation, configuration, quota management, and cost attribution. Implement GenAI-specific security controls, including prompt injection mitigation, data protection, and access governance. Design and implement agent orchestration frameworks, including tool integration, state management, and workflow control. Build developer-facing APIs, SDKs, and tooling to enable rapid experimentation and productionization of GenAI use cases. Drive end-to-end lifecycle management from experimentation to production, including versioning, deployment strategies, and rollback mechanisms. Integrate and evaluate multiple model providers and frameworks, defining abstraction and selection strategies. Develop Software using C#, Java, JavaScript, Go, or Python. Apply experience with generative AI, large language models (LLMs), and cloud infrastructure. Work with GenAI platform technologies (MCP, LangGraph, OpenAI, Bedrock). Option to telecommute 3 days per week. Bachelor's degree in Computer Science, Computer or Software Engineering or Information Systems plus 5 years of experience in the job offered or in a related occupation.

Salary: $240,000/yr. Send resume to: S Arvelo, Zeta Global Corp., 3 Park Avenue, 33rd Floor, New York, NY 10016.

BENEFITS & PERKS: Unlimited PTO Excellent medical, dental, and vision coverage Employee Equity and Stock Purchase Plan Employee Discounts, Virtual Wellness Classes, and Pet Insurance And more!! PEOPLE & CULTURE AT ZETA Zeta considers applicants for employment without regard to, and does not discriminate on the basis of an individual's sex, race, color, religion, age, disability, status as a veteran, or national or ethnic origin; nor does Zeta discriminate on the basis of sexual orientation, gender identity or expression. We're committed to building a workplace culture of trust and belonging, so everyone feels invited to bring their whole selves to work. We provide a forum for employees to celebrate, support and advocate for one another. Learn more about our commitment to diversity, equity and inclusion here: ZETA IN THE NEWS!