147 llm engineer jobs at 92 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
2w
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Principal Engineer – OCTO
Pasadena, California, United States
$325k-$425k/yr RemoteFull Time
Neilson Financial Services
Neilson Financial Services: Global provider of life insurance and protection products.
Proven software engineering and architecture experience with domain expertise in marketing/AdTech/Acquisition; hands-on AI/ML and LLM experience preferred; track record leading cross-team initiatives and building teams.
Agentic AI, LLMs
3w
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Software Engineer, AI Native
Glendale, California, United States
$160k-$180k/yr HybridFull Time
Age of Learning
Age of Learning: Develops digital education programs for young children.
5+ YOE5+ years software engineering experience, 2+ years building with LLMs/AI coding assistants, experience shipping cross-platform mobile apps, familiarity with agentic workflows, strong communication and collaboration skills.
MCP, Svelte, SvelteKit, REST, gRPC, JavaScript, TypeScript, Flutter, Dart
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
2w
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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)
20h
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DreamWorks Technology - Principal Engineer, AI
Glendale, California, United States
$190k-$230k/yr RemoteFull Time
NBCUniversal
NBCUniversalNASDAQ: CMCSA: Produces and distributes entertainment content and theme park experiences.
10+ YOEBachelor's in CS/Engineering,10+ years building production systems (2+ years on AI/ML),experience deploying enterprise AI/data software,LLM integration expertise,excellent communication and studio collaboration skills.
Python, TypeScript, React, LangGraph, Spring AI, MCP, USD, Autodesk Flow Production Tracking, Jira
3w
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Customer Success Automation Engineer
San Francisco or Culver City or Dallas or Los Angeles
HybridFull Time
Altruist
Altruist: Provides a digital custodian and portfolio management platform for advisors.
5+ YOE5+ years software engineering with production experience; strong product instincts; experience with LLMs, agent frameworks, Python, APIs, webhooks, Salesforce; customer-focused and data-driven.
Python, LLMs, OpenAI, Anthropic, Gemini, LangChain, LlamaIndex, CrewAI, RAG architectures, APIs, webhooks, Salesforce, Service Cloud, Experience Cloud, Apex, Flow, Salesforce APIs
4d
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Sr Machine Learning Engineer
Seattle or Santa Monica or Glendale or San Francisco
$149k-$199k/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/ML engineering experience, BS/MS in CS or equivalent, strong Java skill, experience with large-scale ML/DL platforms and LLM tools, good communication and problem-solving.
Java, scikit-learn, Spark MLLib, PyTorch, AWS Bedrock, Azure Cognitive Services, Vertex AI, LangGraph, Crew AI, strands sdk, vector databases, SpringBoot, DynamoDB, Redis, ValKey, MemCache, Apache Kafka, Kinesis, AWS, Terraform, Docker, Kubernetes
3w
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Principal Software Engineer - AI
Woodland Hills or Los Angeles or Alabama or Arizona or California or Colorado or Connecticut or Florida or Georgia or Illinois or Indiana or Kentucky or Massachusetts or Michigan or North Carolina or New Jersey or Nevada or New York or Ohio or Pennsylvania or South Carolina or Texas or Utah or Virginia
$200k-$230k/yr HybridFull Time
Convoso
Convoso: AI-powered contact center platform for outbound sales teams.
10+ YOE10+ years software engineering experience, 5+ years backend work in Python or PHP, expertise building LLM-based AI agent systems, production LLM API integration, MySQL proficiency, and automated testing for AI workflows.
LLM, OpenAI, Claude, GitHub Copilot, MySQL, Python, Django, Flask, PHP, Symfony, Laravel, React
2mo
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Post Production Automation Engineer
Los Angeles or United States
$120k-$160k/yr HybridFull Time
TubeScience
TubeScience: Creates performance-optimized video advertisements for social media platforms.
4+ YOE4–6+ years in post-production engineering or workflow automation; strong Python/JavaScript; REST API experience; Iconik MAM expertise; experience with LLMs and automation tools; knowledge of codecs and cloud-native workflows.
Python, JavaScript, Node.js, REST API, Iconik MAM, n8n, Make, Zapier, Adobe CEP/UXP, AWS, Google Cloud, LucidLink
1mo
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Data Engineer
New York or Los Angeles or San Francisco
$140k-$175k/yr HybridFull Time
Regard
Regard: A that builds AI-powered software to improve clinical documentation and advance patient care.
3+ YOEBS or equivalent, 3+ years data engineering experience, Python and SQL proficiency, experience with PySpark and distributed data processing, AWS experience preferred, LLM-assisted development familiarity, and willingness to participate in on-call support.
S3, Apache Iceberg, EMR, PySpark, Dagster, Kubernetes, ClickHouse, PostgreSQL, FastAPI, Metabase, Python, SQL, AWS, AWS Athena, EHR, OMOP CDM, HIPAA, LLM
1mo
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Senior Systems Engineer, Commercial Intelligence and Analytics
Los Angeles or New York City or San Francisco
$103k-$189k/yr OnsiteFull Time
The Trade Desk
The Trade DeskNASDAQ: TTD: Cloud-based programmatic advertising platform for data-driven media buying.
5+ YOE5+ years in analytics/data/software engineering; strong SQL and Python; experience building production data pipelines, CI/CD, and version-controlled workflows; familiarity with Snowflake, Tableau, Git/GitLab, Docker, LLM APIs; strong communication.
Python, SQL, Snowflake, Tableau, Git, GitLab, LLM APIs, Docker, Jira, Confluence, Salesforce, Databricks
1mo
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Sr. Data Engineer
New York or Maryland or Chicago or Detroit or Los Angeles or United States
$94k-$153k/yr HybridFull Time
Dentsu
DentsuTokyo Stock Exchange: 4324: Providing global advertising, digital marketing, and media communications services.
4+ YOE4+ years in data/software engineering; strong Python and SQL; deep Snowflake experience (Streams and Tasks, Snowpark preferred); experience with identity matching, PII handling, Git, CI/CD, and AI/LLM-assisted data workflows.
Snowflake, Streams and Tasks, Snowpark, Python, SQL, Git, CI/CD, AWS, Azure, GCP, Unix, Bash, MCP, LLM
5d
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Forward Deployed Engineer, Routines
Los Angeles, California, United States
RemoteFull Time
Athena
Athena: Provides premium managed executive assistant services for global leaders.
Technical/product background with hands-on experience building AI automations, experience with integrations/APIs and LLM agent systems, able to demo personal automations; bachelor’s degree or equivalent preferred.
Claude Code, Codex, Cowork
3mo
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Senior AI Engineer
Los Angeles or New York
$170k-$200k/yr OnsiteFull Time
Metropolis
Metropolis: Computer vision technology for checkout-free parking and retail payments.
6+ YOE6+ years software engineering; 2+ years in production AI/LLM apps; strong Python; LLM APIs; data pipelines; Airflow; AWS; product-quality focus
Python, SQL, Snowflake, Airflow, AWS, GitHub, Datadog, OpenAI, Anthropic, TypeScript, React, Scala, Java
1mo
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Staff Software Engineer, Internal Tools
New York City or San Francisco or Los Angeles
$227k-$325k/yr HybridFull Time
Tubi
TubiNASDAQ: FOXA: Free ad-supported streaming service for movies and television.
8+ YOE8+ years software engineering experience; deep distributed systems expertise; strong full‑stack skills with Node.js/TypeScript, React/TypeScript, PostgreSQL/Drizzle ORM, and Python; experience integrating LLMs/AI into production systems.
Node.js, TypeScript, Express, React, PostgreSQL, Drizzle ORM, Python, OpenAI, Google Gemini, Claude Code, Codex, Cursor, MCP, LLM
1mo
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Full Stack Engineer, Foundation
United States or Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago
$146k-$235k/yr RemoteFull Time
LaunchDarkly
LaunchDarkly: Provides a feature management platform for software development teams.
5+ YOE5+ years full-stack engineering; strong TypeScript and React; experience with Go or Node; shipped AI/agent features and MCP/LLM tooling; instrumentation, funnel analysis, A/B testing, and on-call support experience.
TypeScript, React, Go, Node, MCP servers, LLM, IDE, LaunchDarkly
1mo
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Expert Consultant, Coro, AI Engineer
Amsterdam or Atlanta or Austin or Boston or Chicago or Dallas or Houston or Los Angeles or Madrid or Mexico City or New York City or San Francisco or Seattle or Silicon Valley or Washington
$129k-$172k/yr OnsiteFull Time
Bain & Company
Bain & Company: Provides global management consulting and strategy advisory services.
3+ YOE3+ years AI/ML engineering experience, strong Python and API skills, experience with LLMs, retrieval/vector search, agentic systems, cloud (AWS/GCP/Azure), Docker/Kubernetes, ML lifecycle and MLOps, and consulting/client-facing experience.
Python, REST, gRPC, LangGraph, OpenAI Agents SDK, Pydantic AI, Pydantic, LLM, AWS, GCP, Azure, Docker, Kubernetes, PyTorch, TensorFlow, CI / CD, MCP, MoneyMap™
3w
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Machine Learning Engineer, Senior Manager
Southfield or San Francisco or Seattle or Boston or New York City or Los Angeles or San Diego or United States
$184k-$270k/yr RemoteFull Time
Credit Acceptance
Credit AcceptanceNASDAQ: CACC: Provides vehicle financing programs for subprime credit consumers.
8+ YOEPhD (8+ yrs) or MS (10+ yrs) in a relevant technical field; 8+ years designing, building, and deploying ML/DL/Gen-AI models; hands-on experience with production ML/LLM ops, scalable systems, and leading technical teams.
Kubeflow, DVC, Ray, gRPC, GraphQL, Databricks MLflow, Databricks Model Serving, MLflow, Apache Airflow, Spark, Flink, Kafka, Kinesis, Snowflake, Databricks, XGBoost, Transformers
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