179 rag engineer jobs at 113 companies in Fairfield, CA
🚀PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Miami or New York or San Francisco or Mexico City or United States
RemoteFull Time
Félix Pago: Remittance platform for money transfers via WhatsApp messaging.
8+ YOE8+ years software engineering experience with infrastructure and systems development; 2+ years building production LLM/AI applications; strong Python, system architecture, containerization (Docker/Kubernetes), CI/CD, observability, RAG and agentic systems experience.
Clera: AI talent agent matching professionals with high-growth startup roles
7+ YOE7+ years software/ML engineering experience, expertise in multi-agent LLM systems, RAG and retrieval architectures, stateful workflow engines, production evaluation and safety frameworks, and US work authorization.
Temporal, Prefect, LLM, RAG, Vision Language Models (VLMs), OCR
San Francisco or Seattle or Los Angeles or New York City or United Kingdom or Ireland or Poland or Germany or Australia or North America or Europe
$200k-$260k/yrRemoteFull Time
Whatnot: Social marketplace for buying and selling via live streams
4+ YOE4+ years industry experience, 1+ years applied AI/LLM product experience; strong fluency with prompt engineering, RAG, MCP, agents, evals; systems-integration experience with APIs/webhooks; strong communication and mentorship skills.
San Francisco or Atherton or Palo Alto or Cupertino or Santa Clara
OnsiteFull Time
Voltai: Building AI world models and agents for semiconductor design.
5+ YOERequires 5+ years backend/full-stack/infrastructure engineering, experience with Docker and cloud (AWS, Azure, GCP), strong systems design and debugging, familiarity with agent development and RAG, and willingness to travel locally.
Coverwatch: AI-native commercial insurance brokerage for modern businesses.
2+ YOE2+ years building production software with backend system design, workflow orchestration (Temporal), agentic LLM applications (langchain, pydantic-ai, agno), RAG/search pipelines, and proficiency with Nextjs/React/Typescript and Python/FastAPI/Pydantic.
DocuSignNASDAQ: DOCU: Provider of e-signature and intelligent agreement management software.
5+ YOE5+ years ML or software engineering experience, expertise in distributed systems, ML lifecycle, LLMs and RAG, production model deployment, Python and PyTorch experience.
Forward Deployed Engineer III, Generative AI, Google Cloud
San Francisco or Atlanta or Boulder or Cambridge or Chicago or Addison or Detroit or Irvine or Kirkland or Los Angeles or Miami or Mountain View or New York or Portland or Reston or San Diego or Seattle or Sunnyvale or Washington D.C.
Eon: Cloud backup and recovery solutions for enterprise infrastructure.
8+ YOE8+ years across data/software/solutions engineering; deep data engineering, semantic layers and generative AI experience; strong ownership, presentation, and client-facing skills.
lakehouse, open table formats, Iceberg, LLM, RAG, text-to-SQL
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
8+ YOE8+ years building production-grade generative AI/LLM systems, multi-agent orchestration with LangGraph, RAG, Python backend development, and AI governance for enterprise deployments.
Levi Strauss & Co.NYSE: LEVI: Designs and sells denim jeans and casual lifestyle apparel.
10+ YOE10+ years software engineering experience, expert Python, cloud-native distributed systems, agentic AI and LLM orchestration, security operations and SIEM familiarity, IaC and CI/CD experience, platform architecture and governance skills.
Databricks: A unified platform for data analytics and artificial intelligence.
10+ YOE10+ years engineering experience building and shipping ML/LLM products; hands-on in Python and modern ML frameworks (e.g., PyTorch); experience with personalization, model evaluation/monitoring, RAG, fine-tuning, and translating customer problems into product solutions.
San Francisco or New York or Boston or United States
$200k-$350k/yrFieldFull Time
Edison Scientific: Developing autonomous AI agents for scientific research and discovery.
2+ YOE2+ years professional software engineering; strong Python and/or TypeScript/JavaScript; experience deploying LLM/agentic AI systems, RAG pipelines, prompt engineering, and production integrations; 20-40% travel; degree in CS/related or equivalent experience.
Trustly: Provides account-to-account payment and open banking infrastructure.
8+ YOE8+ years software engineering experience with 3+ years on AI/ML or LLM infrastructure; hands-on experience with LLMs, RAG, fine-tuning, prompt engineering, function calling, and agentic workflows; strong engineering fundamentals and production experience.
Rippling: Unified platform managing workforce HR, IT, and finance operations
8+ YOE8+ years software engineering experience with 5+ years focused on ML; deep expertise in LLMs, transformers, fine-tuning, RLHF, RAG; hands-on with PyTorch and JAX; experience shipping ML systems to production and building evaluation/experimentation infrastructure.
Instalily: Building autonomous AI agents for complex enterprise workflows.
0+ YOE0–1 years software engineering experience, strong fluency in a backend language (Python or TypeScript), experience with LLMs/RAG/agents, Bachelor's in CS or related preferred, strong communication and problem-solving skills.
Python, TypeScript, LLMs, RAG, AWS, GCP, Azure, CI/CD, Electronic Medical Records (EMR)
Mercor: Connecting expert human intelligence with frontier AI model development.
Experience shipping ML systems; expertise in ranking, recommendation, search, or matching; comfortable across applied ML stack (data, features, training, inference); strong engineering fundamentals and product impact focus.
Solidigm: Develops and manufactures NAND flash memory and solid-state drives.
10+ YOE10+ years software/embedded engineering with C/C++ for embedded systems; hands-on LLM and agentic AI experience; AI-assisted tooling and CI/CD integration; firmware validation expertise; strong technical communication.