Staff AI Engineer

Staff AI Engineer

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Compensation: $270k to $300k base + equity

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Location: San Francisco, CA

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Join a fast-growing B2B SaaS company using applied AI to modernize complex, knowledge-intensive professional workflows.

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AI is a core company priority, with significant investment in platform infrastructure, evals, ingestion, observability, and production LLM systems.

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The Role

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People In AI is hiring a Staff AI Engineer to help build the foundational AI platform behind a growing suite of intelligent products.

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You’ll work across AI infrastructure and product engineering, taking systems from prototype to reliable production deployment. This is a high-autonomy IC role with significant influence over architecture, platform direction, and engineering standards.

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What You’ll Do

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• Build and scale AI platform capabilities across evals, observability, ingestion, and orchestration
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• Design and improve RAG pipelines, embeddings workflows, retrieval systems, and prompt architectures
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• Build tooling for testing, monitoring, versioning, and debugging LLM-powered systems
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• Own AI systems from experimentation through production
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• Partner with product, design, engineering, and domain experts to automate complex workflows
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• Shape technical standards and architecture across the broader AI engineering organization
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What You’ll Bring

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• Strong Python and software engineering fundamentals
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• Experience shipping production AI systems using LLMs, RAG, agents, evals, NLP, or AI/ML infrastructure
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• Strong understanding of reliability, scalability, testing, and observability
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• Experience owning ambiguous, technically complex problems
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• A pragmatic builder mindset focused on durable production systems rather than demos
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Tech Stack

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• Python
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• LLMs
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• RAG
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• Embeddings and semantic retrieval
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• AI agents
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• Evaluation frameworks
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• AI observability
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• Data ingestion pipelines
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• Workflow orchestration
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• Backend and distributed systems
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Why Join?

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You’ll help shape the AI foundation of a well-funded, fast-scaling SaaS company where AI is central to the product roadmap.

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The role offers significant technical ownership, difficult production AI problems, and the opportunity to influence architecture across the organization.

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Compensation is $270k to $300k base + equity.

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About People In AI

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People In AI is a specialist talent partner connecting exceptional AI, machine learning, data, and software engineering talent with ambitious technology companies across the US.