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19 large language model engineer jobs at 18 companies in Vallejo, CA

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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
Help us #BeatIndeed & #BeatLinkedIn
1mo
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Senior Production Engineer
San Francisco or Sunnyvale
$209k-$253k/yr OnsiteFull Time
Crusoe
Crusoe: Provides energy-efficient cloud infrastructure powered by stranded and renewable energy.
Senior production engineer with distributed systems experience, hands-on with large language models, SRE mindset, and strong programming skills (Python, Go, Java, or C++), Kubernetes knowledge, and collaborative skills.
Python, Go, Java, C++, Kubernetes
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2d
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Staff Software Engineer - Spend Platform
New York or San Francisco
$189k-$315k/yr OnsiteFull Time
Rippling
Rippling: Unified platform managing workforce HR, IT, and finance operations
8+ YOE8+ years backend software engineering experience, distributed systems and large-scale architecture, deep proficiency in a modern backend language, and experience with SQL/NoSQL and complex data modeling.
Python, Go, Java, SQL, NoSQL, Slack, Microsoft 365
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5d
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Research Engineer, Algorithms
New York City or London or Palo Alto or Copenhagen or Seoul
$300k-$400k/yr OnsiteFull Time
Normal Computing
Normal Computing: Building probabilistic AI and thermodynamic computing for semiconductor design.
Deep knowledge of large-model inference, stochastic systems, and numerical methods; experience implementing algorithms on real hardware; strong Python and systems-language programming skills.
Python
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2mo
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AI Engineer
San Francisco, California, United States
$150k-$175k/yr OnsiteFull Time
Bazze
Bazze: AI-powered data marketplace for government and enterprise intelligence.
Design, implement, and fine-tune large language models; experience with Python, NLP, DL; large datasets; containerization/DevOps.
Python, Bash, R, Docker, Kubernetes, Git, HuggingFace Transformers, NLTK, Spacy
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2mo
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Sr. AI Engineer, Special Programs
Palo Alto or Washington
HybridFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
5+ YOE5+ years software engineering; strong Python; Bachelor's degree or equivalent; experience with AI/ML and large language models.
Python, APIs, AWS, GCP, Azure, Docker, Kubernetes
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3mo
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ML Engineer
San Francisco, California, United States
$190k-$320k/yr OnsiteFull Time
Sesame
Sesame: Designing wearable computers with lifelike voice-driven AI agents.
Expert-level PyTorch; production ML software engineer; large language model training; evaluation metrics; ML lifecycle expertise; track record shipping production ML.
PyTorch, Python, Machine Learning tooling, Production code
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1mo
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Software Engineer
San Francisco or Seattle
$146k-$235k/yr HybridFull Time
DocuSign
DocuSignNASDAQ: DOCU: Provides electronic signature and agreement management software solutions.
5+ YOE5+ years software engineering, distributed systems, backend architecture, ML model deployment, Python plus another typed language, Kubernetes, Kafka/Service Bus, large-scale systems, SLAs/SLOs
Python, Kubernetes, Kafka, Service Bus, Temporal, Ray, Spark, Azure, GCP, Model serving, infrastructure as code
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3mo
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Conversational Modelling Research Engineer
San Francisco or London
RemoteFull Time
Tavus
Tavus: Develops AI models for creating emotionally intelligent digital humans.
PhD (or near completion) in a relevant field; strong background in large multimodal models and generative language models; experience in fine-tuning/adapting VLMs; strong PyTorch skills.
PyTorch, Deep Learning
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4w
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Embedded Legal Engineer
Palo Alto, California, United States
$100k-$145k/yr HybridFull Time
Palantir
PalantirNasdaq: PLTR: Developing software platforms for data integration and analytics.
2+ YOE2+ years software engineering experience; proficiency in Python, Java, C++, TypeScript/JavaScript; hands-on experience using Large Language Models (LLMs); strong cross-functional collaboration and communication skills.
Python, Java, C++, TypeScript, JavaScript, Large Language Models (LLMs)
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1d
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Forward Deployed Engineer (Training)
San Francisco or New York
$165k-$330k/yr HybridFull Time
Baseten
Baseten: Scalable infrastructure platform for deploying and serving AI models.
2+ YOE2+ years professional experience, proficiency in Python, experience with RL and SFT for large language models, strong communication, and BS/MS/PhD in CS, engineering, math, or related field.
Python, Baseten
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1mo
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Research Engineer - Scalable Interpretability
San Francisco, California, United States
$250k-$500k/yr OnsiteFull Time
Transluce
Transluce: Develops open-source tools for AI interpretability and safety evaluation.
Experience fine-tuning language models, designing architectures, creating evaluations, strong programming, experimental design, and communication; ability to scale training/inference for very large models.
SWE-bench, predictive concept decoders, user model extractors
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2w
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Research Engineer, Life Sciences
San Francisco, California, United States
$350k-$500k/yr HybridFull Time
Anthropic
Anthropic: Developing safe and reliable artificial intelligence systems.
Experience training and evaluating large language models, Python proficiency, building large-scale data pipelines, strong communication and independent collaboration skills; bachelor’s degree or equivalent required.
Python, Docker, Kubernetes
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3mo
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Research Engineer, Safeguards Labs
New York City or San Francisco
$350k-$850k/yr HybridFull Time
Anthropic
Anthropic: Developing safe and reliable artificial intelligence systems.
Lead research projects in AI/ML with Python proficiency; scope experiments end-to-end; familiarity with large language models; interest in AI safety.
Python
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1w
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Principal Scientist - Data Pipeline Engineer
San Jose or Seattle or San Francisco
$206k-$388k/yr OnsiteFull Time
Adobe
AdobeNASDAQ: ADBE: Provides software for digital media creation and marketing analytics
10+ YOE10+ years in data engineering/ML infrastructure, distributed systems expertise, Python and a systems language, experience with Ray or Spark, GPU inference optimization, large-scale databases and data curation for model training.
Ray, Spark, Python, C++, Rust, Go, Java
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1mo
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Research Engineer (Technical Leadership), FAIR Data - Meta Superintelligence Labs
Menlo Park, California, United States
$219k-$301k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
4+ YOEBachelor's degree in CS or equivalent; 4+ years industry research experience in data curation for large language/media models; 4+ years formal technical lead experience; published research; experience leading cross-functional technical initiatives.
SQL, Spark, Hive, Python, PyTorch, Ray, DataFlow
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3mo
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Senior Engineering Manager, AI Agents
San Francisco, California, United States
$264k-$300k/yr HybridFull Time
Asana
AsanaNYSE: ASAN: Software platform for team project management and workflow automation.
7+ YOE4+ Mgmt7+ years software engineering; 4+ years leading technical teams; hands-on AI with large language models; cross-functional collaboration; scale-focused platform experience.
LLMs, AI tooling, Platform engineering
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1w
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Senior Machine Learning Engineering Manager
San Mateo, California, United States
$295k-$345k/yr HybridFull Time
Roblox
RobloxNYSE: RBLX: Platform for creating and playing user-generated 3D digital experiences.
5+ YOE5+ years building large-scale ML systems, 2+ years with vision-language or foundation models, strong systems and infrastructure experience, cross-functional collaboration, and people leadership.
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3mo
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Product Manager, Ghostwriter
San Francisco, California, United States
$230k-$390k/yr OnsiteFull Time
Sierra
Sierra: Conversational AI platform for building enterprise customer agents
3+ YOE3+ years product management; experience with large language models; track record from 0→1; strong technical depth with engineers.
Large Language Models, API design, AI platform engineering
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1mo
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AI Data Scientist-Furman lab
Novato, California, United States
$60k-$75k/yr OnsiteFull Time
Buck Institute for Research on Aging
Buck Institute for Research on Aging: Conducts biomedical research to extend the healthy human lifespan.
Master's degree or equivalent experience; strong Python skills; deep experience with large language models, agentic AI, RAG/vector systems, AI APIs, and modern software engineering; experience with harmonizing and modeling large biomedical/omics datasets.
Python, Docker, APIs, cloud platforms, vector databases, embeddings, retrieval-augmented generation (RAG), Large Language Models (LLMs), LLM-based developer tools, AI agent frameworks, vector search
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