22 junior machine learning engineer jobs at 17 companies in Sonoma, CA

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Machine Learning Engineer
San Francisco, California, United States
$176k/yr HybridFull Time
Bardeen
Bardeen: AI-powered platform for automating browser-based workflows and tasks.
1+ YOEMaster's in computational science and engineering or related machine learning field plus 1 year of experience with deep learning, LLMs, Python, cloud infrastructure, evaluation, monitoring, and distributed inference.
Python, Hugging Face, OpenAI, Gemini, Anthropic, AWS, GCP, OpenAI SDK, Gemini SDK, Anthropic SDK, Hugging Face Transformers, GPT, Mistral, LLaMA
2mo
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Machine Learning Engineer
Ann Arbor or San Francisco or Houston
$120k-$160k/yr OnsiteFull Time
Mariana Minerals
Mariana Minerals: Building software-first infrastructure to produce and refine critical minerals.
0+ YOE0–4 years ML or scientific computing experience; strong ML fundamentals and deep learning exposure; reinforcement learning a plus; proficiency in Python; ability to debug codebases and collaborate with process/chemistry experts.
Python
2w
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Machine Learning Engineer, Core Engineering
San Francisco or Palo Alto or Seattle or United States
$139k-$286k/yr RemoteFull Time
Pinterest
PinterestNYSE: PINS: Visual discovery engine for finding and saving ideas.
2+ YOE2+ years applying machine learning; hands-on experience building data pipelines, large-scale ML systems, and big data technologies; bachelor's degree or equivalent experience.
Hadoop, Spark, Cursor, Copilot, Codex, SQL
1w
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Machine Learning Engineer, Assistant Quality
San Francisco, California, United States
$180k-$205k/yr HybridFull Time
Glean
Glean: AI platform for enterprise search and automated workplace agents
2+ YOE2+ years industry ML or applied AI experience, production ML ownership, LLM/NLP/search experience, strong coding in Python/Go/Java/C++, experimentation and evaluation skills.
Python, Go, Java, C++, LLM, RAG, Microsoft Teams, Zoom, ServiceNow, Zendesk, GitHub
1mo
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Machine Learning Engineer
Mountain View or Bellevue or San Francisco
$143k-$215k/yr OnsiteFull Time
Unity
UnityNYSE: U: Provides software for creating real-time 3D interactive content.
Bachelor's in CS or related, strong foundation in ML systems or distributed systems, experience with Python and data-intensive workloads, familiarity with ML frameworks and workflow orchestration.
PyTorch, Ray, Airflow, Flyte, Python, TensorFlow, Spark
1mo
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Machine Learning Engineer
San Francisco, California, United States
$151k-$178k/yr HybridFull Time
Quantcast
Quantcast: AI-powered programmatic advertising and audience intelligence platform.
0+ YOENew grad to 1 year experience; US work authorization without sponsorship; hybrid role in San Francisco (within 60-mile radius); fluency in Python or Java; strong math/statistics and ML algorithm knowledge; interest in distributed systems.
Python, Java, NLP, LLMs
1w
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Machine Learning Engineer, Marketplace Optimization
San Francisco or Sunnyvale
$137k-$299k/yr OnsiteFull Time
DoorDash
DoorDashNYSE: DASH: Local food delivery and on-demand logistics platform.
Bachelor's, master's, or doctoral degree in a relevant field; production ML experience; Python, Java, or C++; ML frameworks; AI coding tools; strong ML, statistics, communication, and collaboration skills.
Claude Code, Codex, Cursor, Python, Java, C++, TensorFlow, PyTorch, XGBoost, Gem, Covey
1mo
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Applied AI, Forward Deployed Machine Learning Engineer
Palo Alto or San Francisco
OnsiteFull Time
Mistral AI
Mistral AI: Developing frontier artificial intelligence models and enterprise AI solutions.
2+ YOEPhD or master in AI/data science,2+ years technical experience,LLM fine-tuning and RAG/agent experience,API and product deployment,Python and PyTorch proficiency,strong communication;fluent English.
Python, PyTorch, Langchain, vector DBs
3mo
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Machine Learning Software Engineer Intern - Winter 2027
San Francisco or New York City
HybridInternship, Temporary
Rippling
Rippling: Unified platform managing workforce HR, IT, and finance operations
Currently enrolled in an M.Sc. or Ph.D. in computer science or related field; strong backend programming skills (Python, PySpark, PyTorch); ML experience, LLM familiarity preferred; excellent communication and learning mindset.
Python, PySpark, PyTorch, LLMs
3mo
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Member of Technical Staff - Machine Learning Capabilities, New Graduates
San Francisco or Toronto or Seattle
$165k-$200k/yr OnsiteFull Time
Preference Model
Preference Model: Building reinforcement learning environments to train frontier AI models.
0+ YOENew graduate ML engineers with strong ML fundamentals, Python proficiency, systems programming, and interest in RL environment design; familiarity with PyTorch or JAX and cloud platforms a plus.
Python, PyTorch, JAX, CUDA, Triton, Pallas, AWS, GCP, Azure
2w
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Research Engineer I II/III (AI / Machine Learning)
San Francisco, California, United States
$78k-$114k/yr OnsiteFull Time
Gladstone Institutes
Gladstone Institutes: Conducts independent biomedical research to discover cures for diseases.
0+ YOEBS/MS in CS, AI, ML, computational biology, bioengineering, or related; 0–2 years experience; strong Python; experience with LLMs, agentic AI, Langchain/Langgraph, cloud (GCP/AWS/Azure), Docker, Git; interest in biology.
Python, Claude Code, Codex, OpenCode, Langchain, Langgraph, OpenAI, Gemini, Claude SDK, GCP, AWS, Azure, Docker, Git, LLMs, embeddings, vector databases, GitHub
1mo
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Senior AI Engineer
Sunnyvale or San Francisco or Bellevue or New York City
$139k-$229k/yr HybridFull Time
LinkedInNASDAQ: MSFT: Professional social network for career development and job recruitment.
2+ YOEBA/BS in CS or related (or equivalent experience); 2+ years software design/development and programming (Java, Python); 2+ years machine learning, data mining, or NLP; strong communication and critical thinking.
Java, Python, SVN, GIT, ant, maven, Hadoop, Pig, MapReduce, Lucene, SOLR
3mo
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Last Minute AI-Machine Learning Summer Internship (Gen AI - Multimodal)
Berkeley, California, United States
OnsiteTemporary
Eluvio
Eluvio: Decentralized blockchain platform for high-performance video distribution and monetization
0+ YOEMSc/PhD or advanced undergrad in CS/Engineering/Stats/Math/Physics; strong ML/DL experience; Python/R; CV/NLP knowledge; multi-modal LM experience preferred; good communication and teamwork.
Python, R, TensorFlow, PyTorch, scikit-learn
1d
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Researcher, Frontier Risk Mitigations
San Francisco, California, United States
$295k-$445k/yr OnsiteFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
2+ YOE2+ years in AI safety and 4+ years in research engineering; Ph.D. or related degree in computer science or machine learning; proficiency in Python or similar languages.
Python, RLHF
2w
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King's AI/ML & Data Science Talent Pool
Stockholm or Berlin or London or Barcelona or Malmö or Dublin or San Francisco or New York City or Los Angeles or Malta
OnsiteFull Time
King
KingNASDAQ: MSFT: Developer and publisher of mobile games and interactive entertainment.
Open talent pool for candidates across AI, machine learning, data science and analytics; looks for experience with modeling, experimentation, production ML and collaboration with product and engineering.
Python, SQL, Spark, PyTorch, TensorFlow, scikit-learn
3mo
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Postdoctoral Scholar in Bay Area, California, United States
Berkeley, California, United States
$69k-$107k/yr OnsiteFull Time
Lawrence Berkeley National Laboratory
Lawrence Berkeley National Laboratory: Conducts multidisciplinary scientific research for the U.S. Department of Energy.
PhD in Chemistry, Materials Science, Computational Science, Data Science, Applied Mathematics, Physics, Chemical Engineering or related field; experience with thermodynamics, calorimetry, atomistic simulations, and machine learning modeling; proficient in Python/C++.
Python, C++, Machine Learning, Atomistic Simulations, Thermodynamics, Calorimetry
5d
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Engineering Analyst, YouTube Trust and Safety Scaled Abuse and Analytics
San Bruno or Mountain View
$132k-$189k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
2+ YOEBachelor's degree or equivalent practical experience; 2 years in data analysis and project management; SQL experience. Preferred: machine learning, programming, LLM abuse detection, or quantitative master's degree.
SQL, MySQL, MapReduce, R, Python, C++, Machine Learning, Large Language Models (LLMs)