87 data science machine learning jobs at 50 companies in California
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Semiconductor Data Science and Machine Learning Engineer
Santa Rosa, California, United States
$127k-$212k/yr OnsiteFull Time
3+ YOE3-4 years building data pipelines and ML systems; BS/MS/PhD in related field; strong Python and additional language; experience with SQL, ML lifecycle, deep learning and high-dimensional data.
Python, C++, C#, Java, JavaScript, SQL, AWS Bedrock, Vision Transformers
2mo
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Manager, Data Science - Consumer Identity Machine Learning
San Jose or McLean or New York
$197k-$225k/yr OnsiteFull Time
Strong data science and ML skills; experience with large-scale data, Python, Spark; collaboration with product/engineering; open-source and cloud experience; multiple degree options with required years of analytics experience.
Python, Spark, SQL, AWS
4w
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Senior Machine Learning Engineer, Bidding Science
Mountain View or Washington
$160k-$239k/yr HybridFull Time
Expertise in machine learning, reinforcement learning, control theory, large-scale data analysis, online experimentation; strong software engineering in Python and deep learning (PyTorch).
Python, PyTorch, Spark, Ray, BigQuery, Flink, Claude Code, GitHub Copilot, Cursor
1d
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Data Science Manager
Irvine, California, United States
$119k-$198k/yr RemoteFull Time
Experience in data science, statistical analysis, machine learning, enterprise software development; strong communication and organizational skills; bachelor’s in computer science preferred.
1mo
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Machine Learning Engineer / Data Scientist
Arizona or California or Colorado or Florida or Georgia or Illinois or Indiana or Massachusetts or Michigan or Minnesota or Missouri or New Jersey or New York or North Carolina or Ohio or Pennsylvania or Texas or Wisconsin
$101k-$168k/yr RemoteFull Time
3+ YOEBachelor's or Master's in CS/Data Science/Statistics/Math (or related experience). 3+ years relevant experience (Master's) or 5+ years (Bachelor's). Proficient in Python, ML/LLM architectures, RAG pipelines, ML libraries, cloud platforms, MLflow and Git.
Python, Scikit-learn, PyTorch, NumPy, Pandas, LangChain, LlamaIndex, MLflow, Git, AWS, GCP, Azure, Docker, Databricks
2mo
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Senior Data Scientist + Machine Learning Engineer
Palo Alto or San Francisco
$190k-$210k/yr RemoteFull Time
6+ YOE6+ years in data science / ML shipping production models; strong Python, SQL; experience building data pipelines; production ML, experimentation, and cross-functional collaboration.
Python, NumPy, Pandas, scikit-learn, PyTorch, TensorFlow, SQL, Airflow
3w
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(USA) Director, Data Science
Bentonville or Sunnyvale
$130k-$338k/yr OnsiteFull Time
4+ YOEExtensive data science and machine learning experience, programming in Python/SQL/Java, model deployment and governance, leadership and cross-functional collaboration.
Python, SQL, Java, scikit learn, tensorflow, torch, Spark, Scala, R
1mo
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Sr Machine Learning Engineer
Irvine, California, United States
$130k-$162k/yr HybridFull Time
3+ YOEBachelor's/Master's in CS/Engineering/Data Science, 3+ years ML engineering/MLOps experience, strong Python (pandas, PyTorch, scikit-learn, boto3) and SQL skills, AWS SageMaker and orchestration (Step Functions, Lambda, Airflow) experience, Docker and CI/CD experience.
Python, pandas, PyTorch, scikit-learn, boto3, SQL, SageMaker, Step Functions, Lambda, S3, IAM, ECR, Airflow (MWAA), Glue, Snowflake, Redshift, Athena, Docker, GitLab CI/CD, MLflow, Hydra/OmegaConf, FastAPI, PyMC, ArviZ, Terraform, Terragrunt, CloudFormation, CloudWatch, DataDog
1mo
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Machine Learning Engineer - Data Pipeline
Dublin, California, United States
OnsiteFull Time
BS/MS/PhD in computer science or related, proficiency with deep learning frameworks (e.g., PyTorch), Python, experience with ML for text/vision, strong distributed systems and large-scale data pipeline expertise (Ray, Docker, Kubernetes).
PyTorch, Python, multiprocessing, Ray, Docker, Kubernetes, GitHub, Scrapy, VPNs, Selenium, Hadoop, Datasketch
9h
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Senior Machine Learning Engineer
Los Angeles, California, United States
$175k-$190k/yr HybridFull Time
5+ YOEFive years of machine learning or data science and Python experience, three years with agile teams, ML model development, Python, ML frameworks, and a relevant bachelor's and master's degree preferred.
Python, LangChain, PyTorch, TensorFlow, Scikit-learn, TorchServe, ONNX, Triton, BERT, Llama2, GPT, LoRA, CI/CD
3mo
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Machine Learning Scientist / Senior Machine Learning Scientist
South San Francisco, California, United States
$170k-$233k/yr OnsiteFull Time
5+ YOEPhD in computational biology, bioinformatics, computer science, or related field; strong publication record; 0-5 years (Scientist) or 5+ years (Senior Scientist) in industry or academia; deep ML expertise; genomics knowledge; onsite four days/week.
Python, TensorFlow, PyTorch, Genomics data, DNA sequence analysis
1d
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Senior Machine Learning Engineer
Los Angeles, California, United States
$175k-$190k/yr HybridFull Time
5+ YOEBachelor's and master's degrees preferred in a relevant field; 5+ years in machine learning, applied AI, or data science; 5+ years of Python; 3+ years with agile teams; experience productizing ML systems.
Python, LangChain, PyTorch, TensorFlow, Scikit-learn, TorchServe, ONNX, Triton, BERT, Llama2, GPT, LoRA, CI/CD
2w
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Senior Data Science Manager
Cupertino, California, United States
OnsiteFull Time
Lead and grow a team of data scientists to drive analytics, experimentation, modeling, machine learning, and production-ready solutions; advise leadership and influence strategy.
3mo
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Machine Learning Researcher
San Francisco, California, United States
OnsiteFull Time
1+ YOEGenerative AI experience (1+ year), Python, version control, strong collaboration skills, PhD or Master's in CS/Data Science or related field or equivalent experience.
Python, Version Control, Generative AI, RAG, Fine-tuning, Evaluation of LLM applications
3mo
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Senior Machine Learning Engineer - News
New York or Glendale
$142k-$199k/yr HybridFull Time
5+ YOE5+ years building and operating ML systems; expertise in data science and ML; backend microservices; AWS cloud; Spark/Kinesis; production-grade systems.
AWS, Spark, Databricks, Kinesis, Kafka, REST, CI/CD, Datadog
4w
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Tech Lead, Machine Learning Engineer - TikTok-Data-Search-NLP
San Jose, California, United States
$245k-$450k/yr OnsiteFull Time
Bachelor's degree in computer science or related field, strong coding and algorithms skills, effective communicator, experience in NLP/ranking/recommender/distributed systems preferred.
1mo
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Senior Machine Learning Engineer, Ad Serving
Boston or San Jose
$196k-$352k/yr HybridFull Time
10+ YOE10+ years applying ML and data science to large-scale systems; expertise in statistics, optimization, production ML (feature engineering, serving, monitoring); strong software skills in Python, SQL, Java/Scala; technical leadership and experimentation experience.
Python, SQL, Java, Scala
1mo
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Sr. Machine Learning Engineer 4
San Jose or Seattle
$152k-$265k/yr OnsiteFull Time
5+ YOEDegree or 5 years equivalent experience in ML/data science, demonstrated ML background, strong programming in Python or Java, and experience with deep learning frameworks (TensorFlow or PyTorch) preferred.
Python, Java, TensorFlow, PyTorch
1mo
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AI / Machine Learning Talent
San Jose, California, United States
$154k-$342k/yr HybridFull Time
3+ YOEBachelor's in CS/Engineering/Data Science/Mathematics required; Python and ML/AI production experience; 3+ years relevant experience typical; experience with deep learning frameworks and LLM techniques preferred.
Python, SQL, Java, C++, Go, PyTorch, TensorFlow, Hugging Face, PEFT, RLHF, LLMs
2mo
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Principal Machine Learning Engineer, Accelerated Apache Spark
Santa Clara, California, United States
$272k-$431k/yr OnsiteFull Time
12+ YOEBS/MS/PhD or equivalent; 12+ years ML/DL experience; 5+ years as technical lead; 2+ years with Apache Spark; strong Python and data-science libraries experience; expertise in LLM/GenAI, RL, XGBoost; leadership and deployment experience.
Apache Spark, Python, numpy, pandas, scikit-learn, scipy, PyTorch, TensorFlow, XGBoost, CUDA, Scala, Java, C++
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