Senior AI Systems Engineer

You will be responsible for architecting the 'Marketing OS'. This role leads the design of autonomous agents and high-performance infrastructure to automate the marketing lifecycle.

Your role at HFM:

• System Architecture: Lead the design of autonomous, multi-step agents using LangGraph to replace manual marketing workflows (e.g.,  campaign planning, asset auditing).
  
• Infrastructure & API Development: Architect robust, asynchronous FastAPI backends capable of handling high-volume marketing automation and tool integration.
  
• Model Governance & Optimization: Strategically deploy Proprietary APIs (OpenAI/Anthropic) for high-reasoning tasks and Open Source (Llama/Mistral) for cost-efficient data processing.
  
• Observability & Compliance: Implement Langfuse for comprehensive tracing, cost management, and ensuring AI alignment with brand guidelines.
  
• Advanced RAG: Oversee PostgreSQL database design using pgvector to enable semantic search and organizational "long-term memory" for AI agents.