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Senior Staff Applied AI Engineer - Context Retrieval

Mountain View, California; San Francisco, California💼 Full-time🗓 2026-05-07 → 2026-09-25

Core

Building the zero-to-one retrieval stack and search subagents that power Databricks agents to retrieve and reason over context from Enterprise SaaS data.

Role type

Senior Staff Applied AI Engineer (Information Retrieval & Agentic Systems)

Builds

End-to-end retrieval infrastructure (query/content understanding, indexing, ranking) and agentic search layers for Databricks agents.

Domain

Enterprise SaaS data, Information Retrieval, Agentic AI

Deliverable

production ML models | product features

Required skills

Information Retrieval (IR), RAG architectures, agentic system design, relevance evaluation, hybrid retrieval, query understanding, content understanding pipelines, technical leadership

Preferred skills

Enterprise SaaS retrieval experience, agentic systems background, open-source IR contributions, model fine-tuning

Technologies

BM25, Lucene/Elasticsearch/OpenSearch, FAISS, ScaNN, HNSW, cross-encoders, LLM-as-judge

Responsibilities

Design and build the full retrieval stack from scratch; develop search subagents for multi-hop retrieval and sufficiency checks; optimize retrieval for both LLMs and humans; build connectors for heterogeneous SaaS data; establish evaluation flywheels for retrieval and subagents; set technical direction and mentor senior engineers.

Seniority

Senior Staff, hands-on IC with strategic leadership

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