58 rag engineer jobs at 40 companies in Lancaster, CA

PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
HiringCafe
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.
Python, PyTorch, Elasticsearch, LLMs
1mo
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AI Tooling Engineer
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/yr RemoteFull Time
Whatnot
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.
Anthropic, OpenAI, Google, APIs, webhooks, LLM, RAG, MCP, evals
1mo
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AI Evaluation Engineer
Bucharest or Boulder or Boston or Chicago or Glendora or Richmond or London or Auckland
lei16k-lei19k/mo HybridFull Time
Yes Energy
Yes Energy: Provides real-time electric power market data and trading analytics.
5+ YOEBachelor's in CS/Data/Math, 5+ years software engineering with focus on testing/evaluation or AI/ML tooling, strong Python, experience building evaluation pipelines and LLM eval concepts, familiarity with RAG and production data pipelines.
RAGAS, LangSmith, PromptFlow, Snowflake, Python, RAG
1mo
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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.
$174k-$252k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
5+ YOE5 years software development; AI systems on cloud; production-grade AI solutions; customer engagement; data pipelines with vector DB/RAG
Python, LangGraph, CrewAI, ADK, RAG, Vector Databases, LLM Metrics, Vertex AI, MCP servers
1w
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Senior AI Solutions Engineer
Los Angeles, California, United States
$183k-$229k/yr HybridFull Time
Crunchyroll
Crunchyroll: Operates a global streaming platform for anime and manga.
6+ YOE6+ years software engineering experience with 3+ years building production agentic AI systems; strong Python; experience with tool-using agents, RAG, orchestration, reliability, and stakeholder-facing consulting.
Python, LangChain, LangGraph, LlamaIndex, AutoGen, CrewAI, OpenAI Agents SDK, Datadog, LangSmith, Langfuse
1mo
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Senior AI Engineer
Morristown or Glendale or New York City
$140k-$190k/yr OnsiteFull Time
Coaction Specialty Insurance
Coaction Specialty Insurance: Provides specialty property and casualty insurance for commercial businesses.
5+ YOE5+ years building production systems; proficiency in Python/C#/Java; experience with LLMs, RAG, embeddings, vector DBs, ML/LLMOps; cloud experience (AWS/Azure); strong engineering hygiene and AI risk/security awareness.
Python, C#, Java, LLMs, ML APIs, RAG, embeddings, vector databases, REST, JSON, AWS, Azure, CI/CD, MLOps, LLMOps
3mo
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Data Engineer
Wakefield or Denver or New York or Atlanta or Cary or Dallas or Pasadena or Rancho Cordova or West Palm Beach
$90k-$150k/yr HybridFull Time
GEI Consultants
GEI Consultants: Professional engineering and environmental consulting services.
4+ YOE4+ years of data engineering; Python and SQL; Azure data services; ETL/ELT; data governance; supports AI/RAG and analytics.
Python, SQL, PySpark, Azure Data Factory, Azure Synapse Analytics, Azure Data Lake Storage, Azure SQL, Cosmos DB, Databricks, Delta Lake, Unity Catalog, Power BI, API, Graph connectors, CI/CD, Terraform
3w
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Senior Backend Engineer
Romania or London or New York City or Los Angeles
$100k-$170k/yr HybridFull Time
Aurora
Aurora: AI-native travel and lifestyle management for high-performance individuals
5+ YOE5+ years building and operating production backend systems; strong Python and Django experience; SQL, Celery, GCP and Terraform experience; familiarity with LLMs, RAG pipelines and production reliability.
Python, Django, DRF, Celery, GCP, Terraform, SQL, LLMs, RAG, Flutter, Vue
1w
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Lead AI/ML Engineer (GenAI & Agentic Systems)-iCloud
Culver City, California, United States
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
Technical leadership in GenAI and agentic systems, experience with large-scale LLM systems, RAG, agentic workflows, automation, orchestration and cross-functional collaboration with data and infrastructure teams.
LLM, Retrieval-assisted generation (RAG)
2w
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Applied AI Engineer/Architect
Boston or Chicago or Dallas or Los Angeles or Minneapolis or New York City or San Francisco or Seattle or Washington, D.C.
$225k-$304k/yr OnsiteFull Time
West Monroe
West Monroe: Business and technology consultancy specializing in digital transformation.
7+ YOE7+ years in software/data/ML/AI or architecture with hands-on AI engineering; strong Python plus TypeScript/Java/C# experience; experience with LLMs, RAG, agents, MLOps, and hyperscaler AI platforms; ability to work in US without sponsorship.
LLMs, agents, RAG, ChatGPT, Python, TypeScript, Java, C#, Azure OpenAI, AWS Bedrock, Google Vertex AI, Databricks, Snowflake, Microsoft Fabric, MLOps, APIs
5d
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AI Engineer
Tempe or Burbank
$140k-$180k/yr HybridFull Time
Entertainment Partners: Provides payroll and workforce management for entertainment productions.
6+ YOEBachelor's degree,6+ years software engineering with 3+ years ML/AI production experience; expert Python and PyTorch; experience with LLMs, RAG, MLOps, Docker/Kubernetes, experiment tracking, and SQL/NoSQL.
Python, PyTorch, torchvision, torchaudio, torch.nn, torch.optim, TorchScript, ONNX, Hugging Face Transformers, Datasets, PEFT, LoRA, QLoRA, pgvector, Pinecone, Weaviate, LangChain, LangGraph, Model Context Protocol (MCP), MLflow, Weights & Biases, Comet, Docker, Kubernetes, GitHub Actions, Azure DevOps, OpenAI, Anthropic, vLLM, Ollama, TensorFlow, JAX, OpenCV, Triton Inference Server, TorchServe, Ray Serve, Kubeflow, KFServing, SQL, NoSQL, CUDA
1mo
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Staff AI Engineer
Los Angeles, California, United States
$190k-$210k/yr OnsiteFull Time
Create Music Group
Create Music Group: Provides digital distribution and rights management services for musicians.
6+ YOE6+ years software engineering; 3+ years production agentic AI/LLM systems; deep fluency in RAG, eval frameworks, and AI-native development practices.
Python, Node.js, React, Next.js, Docker, Kubernetes, PostgreSQL, SQL, REST APIs, CI/CD, OpenAI, Anthropic, Cursor, Claude Code
3w
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AI Engineer I
United States or Los Angeles
$90k-$119k/yr RemoteFull Time
WelbeHealth
WelbeHealth: Provides integrated medical and social care for vulnerable seniors.
Bachelor's in CS/DS/SE required. Working Python skills, familiarity with LLMs, embeddings, RAG, prompt engineering, vector DBs, cloud platforms, Git, and basic AI/ML concepts; eager to learn.
OpenAI, Anthropic Claude, Google Gemini, Python, Microsoft Azure, AWS, Google Cloud Platform, Pinecone, Weaviate, Chroma, LangChain, LangGraph, Git, Docker
3mo
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Software Engineer
Atlanta or Denver or New York or Albany or Baltimore or Boston or Greenville or Charleston or Columbia or Winston-Salem or Greensboro or Raleigh or Charlotte or Durham or Charlottesville or McLean or Houston or Huntsville or San Francisco or Walnut Creek or Irvine or San Diego or Glendale or Sunnyvale or Reno or Las Vegas or Nashville or Tucson or Phoenix or Washington or Wilmington
$72k-$121k/yr RemoteFull Time
Womble Bond Dickinson
Womble Bond Dickinson: Transatlantic law firm providing comprehensive legal services to businesses.
5+ YOE5+ years data engineering with Microsoft technologies; strong C#, .NET, Blazor, React, TypeScript; SQL Server/T-SQL; Azure Data Factory, Microsoft Fabric, Delta Lake; production AI/RAG experience; Git and Azure DevOps.
C#, .NET, Blazor, React, TypeScript, Microsoft Power Platform, Microsoft Power Apps, Microsoft Power Automate, Microsoft Dataverse, Azure Data Factory, Microsoft Fabric, Delta Lake, Dataflow Gen2, Azure SQL, Azure Synapse, SQL Server, T-SQL, SSRS, SSAS, Boomi, Azure AI Foundry, Microsoft Agent Framework, Copilot Studio, Microsoft Copilot, Microsoft Teams, Microsoft Office add-ins, Git, Azure DevOps
1mo
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Sr AI/Agentic Engineer
Los Angeles or Santa Clara or Tustin or Dallas or United States
$111k-$185k/yr HybridFull Time
Lendistry
Lendistry: Technology-enabled lender providing capital to small businesses.
5+ YOE5+ years software engineering with 3+ years building and shipping LLM-powered apps; expert Python; production-grade LLM and RAG systems; strong platform and collaboration skills.
LangChain, LangGraph, LlamaIndex, DSPy, HuggingFace, AWS Bedrock, OpenAI, Anthropic Claude, Google Gemini
1mo
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Sr Software Engineer
Glendale or Orlando
$142k-$190k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
5+ YOE5+ years software engineering experience with 3+ years Mulesoft; experience with API management (Google Apigee), SQL, Java, Python, AI/ML frameworks, LLMs, RAG, cloud platforms, Kubernetes, and CI/CD.
Mulesoft, Google Apigee, SQL, TensorFlow, PyTorch, Scikit-learn, Retrieval Augmented Generation (RAG), LLM, Java, Python, AWS, GCP, Azure, Kubernetes, CI/CD
3w
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Senior Data Engineer
United States or Canada or New York City or Los Angeles
$186k-$222k/yr RemoteFull Time
Babylist
Babylist: Operates an e-commerce platform and universal registry for baby products.
7+ YOE7+ years production data engineering with Python, Airflow, dbt, AWS (EC2, S3, Lambda, EKS), Snowflake; experience building production AI/LLM systems, RAG/agentic workflows, ML pipeline operationalization, and cross-functional collaboration.
Python, Airflow, dbt, AWS EC2, AWS S3, AWS Lambda, AWS EKS, Snowflake, MCP servers
1mo
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Senior Engineer 2: AI Agentic Platform (Hybrid - Seattle, WA)
Seattle or Los Angeles or San Francisco
$166k-$258k/yr HybridFull Time
Nordstrom
Nordstrom: Operates luxury department stores and off-price retail outlets.
6+ YOE6+ years software engineering experience; AI fluency with LLMs, RAG, embeddings; platform engineering experience; Python/Java and cloud (AWS/GCP); Kubernetes/Docker and CI/CD; observability and cross-functional collaboration.
LLMs, OpenAI, Anthropic, Google, OpenAI Assistants API, LangGraph, AutoGen, CrewAI, Semantic Kernel, Python, Java, AWS, GCP, RESTful services, SQL, NoSQL, Kubernetes, Docker, GitLab, Spark, BigQuery, Redshift
2mo
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Lead Software Engineer (Burbank, CA, US, 91505)
Burbank, California, United States
$157k-$235k/yr OnsiteFull Time
Paramount
ParamountNASDAQ: PSKY: Produces and distributes media content across global entertainment platforms.
6+ YOE6+ years in software engineering with backend/architectural expertise; proven AI system experience (LLMs, RAG); cloud, distributed systems, and leadership; strong communication.
Cloud platforms, Distributed systems, Container orchestration, LLM integrations, AI tooling, APIs
3w
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Lead Machine Learning Engineer
Glendale or New York City
$142k-$199k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces media content and operates global theme parks.
7+ YOEBachelor's in CS or related (or equivalent experience), 7+ years software engineering, 5+ years deploying ML systems, expertise in deep learning and feature engineering, cloud (AWS) and big data tech, leadership and observability experience.
AWS, Step Functions, Lambda, Glue, SQS, SNS, Personalize, Spark, Databricks, Kinesis, Kafka, Datadog, REST, RAGs, Agile/Scrum
6d
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Senior Software Engineer
Los Angeles or Seattle
$143k-$214k/yr OnsiteFull Time
Re:Build Manufacturing
Re:Build Manufacturing: Provides advanced engineering and US-based contract manufacturing services.
7+ YOE7+ years professional software experience; cloud-native development on AWS; full‑stack with React and TypeScript; experience with serverless, containerized apps, RAG/LLM integrations, GraphQL/REST; strong communication and mentorship skills.
React, TypeScript, AWS, Lambda, ECS, DynamoDB, S3, Step Functions, API Gateway, Fargate, GraphQL, LLMs, vector databases