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Staff AI Platform Engineer
Afresh
San Francisco, CAPosted Jul 14, 2026 · 5h ago$169k – $273k
Full-time$169k – $273kStaffHybridSaaS
About this role
Afresh is seeking a Staff AI Platform Engineer to build and scale the AI and data platform powering their grocery AI products. You will focus on the knowledge and retrieval layer, agent systems, and evaluation/serving infrastructure, enabling other engineers and AI products to reliably use grocery data with LLMs. This is a senior, foundational role in a fast-paced environment.
What we are looking for
6- Build and operate the knowledge graph and ontology for grocery data
- Develop retrieval systems (vector, graph, structured) for LLM grounding
- Construct LLM-powered agent systems and their serving infrastructure
- Implement evaluation harnesses, tracing, and observability for AI systems
- Create data pipelines and experimentation frameworks on Databricks/MLflow
- Design and build platform abstractions for leverage and clean interfaces
Skills mentioned
1Python
Work authorization
No visa sponsorship is available.
