147 llm engineer jobs at 92 companies in Lancaster, 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.
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.
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.
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.
Bucharest or Boulder or Boston or Chicago or Glendora or Richmond or London or Auckland
lei16k-lei19k/moHybridFull Time
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.
Lead AI/ML Engineer (GenAI & Agentic Systems)-iCloud
Culver City, California, United States
OnsiteFull Time
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.
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
San Francisco or Culver City or Dallas or Los Angeles
HybridFull Time
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.
Seattle or Santa Monica or Glendale or San Francisco
$149k-$199k/yrHybridFull Time
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.
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/yrHybridFull Time
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.
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.
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.
Senior Systems Engineer, Commercial Intelligence and Analytics
Los Angeles or New York City or San Francisco
$103k-$189k/yrOnsiteFull Time
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.
New York or Maryland or Chicago or Detroit or Los Angeles or United States
$94k-$153k/yrHybridFull Time
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.
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.
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
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/yrRemoteFull Time
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.
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/yrOnsiteFull Time
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.
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.
Los Angeles or Santa Clara or Tustin or Dallas or United States
$111k-$185k/yrHybridFull Time
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.