[Remote] Senior Agentic AI Engineer

Note: The job is a remote job and is open to candidates in USA. Zeta Global is an AI-Powered Marketing Cloud that utilizes advanced artificial intelligence to enhance marketing efficiency. The role involves building bidder-adjacent agentic workflows to improve campaign performance and implementing production-grade retrieval-augmented generation systems in a low-latency AdTech environment.ResponsibilitiesBuild bidder-adjacent agentic workflows that recommend/execute campaign control actions (targeting constraints, budget & pacing levers, bid modifiers, supply/inventory selection, creative routing)Implement production-grade RAG: retrieval from policies/playbooks, campaign history, aggregates, and near-real-time telemetry; optimize grounding and reduce hallucinationsCreate safe tool/action interfaces: idempotent execution, audit logs, dry-run + approval gates, rate limits, rollback/fallback behaviorsOwn AgentOps: eval harnesses, regression suites, online experimentation (A/B), metrics tied to outcomes (CPA/ROAS, pacing, quality, margin)Add observability end-to-end (tracing prompts/retrieval/tool calls/latency) and reliability patterns (timeouts, circuit breakers, safe defaults)Partner with Backend/Bidding, Data Platform, DS/Optimization, Product, and SRE to define the boundary between deterministic per-request bidding and agent-driven control-plane decisionsSkills5+ years building production backend and/or applied AI systems (design → ship → operate)Strong engineering in Java or Go (Python OK for evals/tooling)Hands-on experience with LLMs and agentic patterns (tool use, structured outputs, multi-step loops)Hands-on RAG experience (embeddings, hybrid retrieval, reranking, chunking, context assembly)Experience building evals and monitoring for AI systems (offline benchmarks + online experiments)Cloud + distributed systems fundamentals (APIs, microservices, streaming/eventing; AWS preferred)Programmatic advertising (DSP/SSP/RTB) or other high-scale real-time decisioning domainsExperience with safety/policy enforcement for agent tools (prompt/tool sanitization, allowlists, schema validation)Experience designing 'AI control plane' systems that influence production outcomes while keeping serving paths stableFamiliarity with experimentation platforms, feature stores, and large-scale telemetry pipelinesBenefitsUnlimited PTOExcellent medical, dental, and vision coverageEmployee EquityEmployee Discounts, Virtual Wellness Classes, and Pet Insurance And more!!Company OverviewZeta offers technology and marketing services to help brands acquire, engage, and retain customers. It was founded in 2007, and is headquartered in New York, New York, USA, with a workforce of 1001-5000 employees. Its website is http://www.zetaglobal.com.Company H1B SponsorshipZeta Global has a track record of offering H1B sponsorships, with 8 in 2026, 20 in 2025, 17 in 2024, 11 in 2023, 6 in 2022, 8 in 2021, 16 in 2020. Please note that this does not guarantee sponsorship for this specific role.