Staff AI Software Engineer
Core
Build the AI and data platform (knowledge graph, retrieval systems, agent infrastructure) that powers Afresh's grocery products by turning raw data into reliable context for LLMs.
Role type
Staff AI Software Engineer (Platform)
Builds
Knowledge graph and ontology, retrieval systems (vector/graph), LLM-powered agent platform, evaluation harnesses, and data pipelines.
Domain
Grocery/Retail + Generative AI/LLM Systems
Deliverable
production ML models
Required skills
Systems and API design, LLM systems (RAG, agents, tool-use), evaluation (LLM-as-judge, metrics), data engineering, cloud data stack, Python
Preferred skills
Knowledge graphs/ontologies, vector stores, agent frameworks (LangGraph), MLOps, grocery/retail domain experience
Technologies
Python, PySpark, dbt, Databricks, MLflow, Airflow, Claude, vector/graph stores
Responsibilities
Design and operate knowledge graphs and ontologies for grocery data; build retrieval systems to feed context to models; build and serve LLM-powered agents; establish evaluation sets and observability metrics; build data pipelines from prototype to production.
Seniority
Staff, 0-to-1 platform ownership
