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366 applied scientist jobs at 143 companies in California

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Applied Scientist
San Francisco, California, United States
HybridFull Time
Adaption
Adaption: AI building adaptive intelligence that continually learns for industries, languages, and specialized workflows.
3+ YOE3–4 years in ML or applied research; deploy ML systems; strong software engineering with PyTorch/JAX/TensorFlow; online/ RL or efficient ML architectures; data modeling and curation impact; strong communication; ownership mindset; bonus: human feedback/adaptive learning.
PyTorch, JAX, TensorFlow
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3w
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Senior Applied Scientist - Demand Forecasting
San Jose, California, United States
OnsiteContract
Prodapt
Prodapt: AI-first technology consulting and managed-services firm serving telecom and technology enterprises with digital and network transformation.
7+ YOE7+ years applied scientist experience in demand forecasting, proficiency in time-series methods, SageMaker, Python and SQL, retail demand planning exposure, bachelor's degree or equivalent.
ARIMA, Prophet, SageMaker, Python, SQL
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1mo
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Staff Applied Scientist, UI Control Models
Cupertino, California, United States
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designing and manufacturing consumer electronics, software, and digital services.
Hands-on applied scientist to develop compact, high-performance LLMs for UI control, combining cutting-edge AI research with product delivery.
LLMs
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2w
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Senior Applied Scientist
Mountain View, California, United States
$144k-$236k/yr HybridFull Time
LinkedIn: The world's largest professional network.
3+ YOEBachelor's degree in a quantitative discipline and 3+ years of industry or relevant academic experience. Requires programming, applied statistics, statistical modeling, and machine learning experience.
R, Python, Java, Ruby, Scala, Spark, Perl, machine learning, AI
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3d
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Principal Applied Scientist
Santa Clara, California, United States
$167k-$226k/yr HybridFull Time
Siemens
SiemensXetra: SIE: Global technology specializing in industry, infrastructure, transport, and healthcare.
8+ YOERequires 8+ years in applied machine learning, AI research, or data science; production model experience; strong ML foundations; Python and modern ML frameworks; and engineering partnership experience.
Python
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Senior Applied Scientist
San Francisco, California, United States
$192k-$260k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Multinational technology focused on e-commerce and cloud computing.
4+ YOEPhD in CS/EE/Robotics or related, 4+ years in computer vision/3D perception/sensor fusion, strong Python/C++ skills, experience with deep learning frameworks, production ML delivery, strong publication or applied research record.
Java, C++, Python, PyTorch, TensorFlow, ROS, ROS2, PCL, Open3D
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Applied Scientist
Palo Alto or New York City
HybridFull Time
Mistral AI
Mistral AI: Developer of open-weight and frontier AI models.
Expertise in PyTorch or JAX, strong Python coding, experience training/deploying large models on GPU clusters, data generation and evaluation, excellent communication and research track record.
PyTorch, JAX, Python, NCCL
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Applied Scientist
San Francisco, California, United States
$160k-$225k/yr HybridFull Time
Clipboard
Clipboard: Healthcare staffing marketplace connecting professionals with facilities to fill on-demand shifts.
Bachelor’s in a quantitative field; experience building quantitative models; SQL querying; designing and analyzing controlled experiments.
SQL, Python, R, Experimentation
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Principal Applied Scientist - Robotics
Santa Clara or United States
$126k-$264k/yr OnsiteFull Time
Oracle Corporation
Oracle CorporationNYSE: ORCL: Cloud infrastructure and enterprise software solutions provider.
3+ YOERequires 3–5+ years of experience and advanced applied research expertise in AI, robotics, perception, machine learning, and embodied AI, with hands-on coding and production deployment experience.
ML, AI
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Staff Applied Scientist, AdTech
Los Angeles or Portland or San Diego or Seattle
$175k-$200k/yr RemoteFull Time
Launch Potato
Launch Potato: Privately held digital media connecting advertisers with consumers through owned digital brands.
5+ YOE5+ years applied data science in digital/performance marketing or leadgen; adtech modeling (bandits, recommender, LTV); ML solutions deployed in AWS; expert Python and SQL; strong business impact focus.
Python, SQL, AWS, Looker, Google, Meta, LLMs
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Applied Scientist
Toronto or San Francisco or Pittsburgh
$128k-$184k/yr HybridFull Time
Waabi
Waabi: Canadian AI developing autonomous trucks for freight operators and robotaxis for ridesharing platforms.
3+ YOE3+ years in analytics; BS/MS in quantitative field; SQL and Python; dashboards/BI experience; cross-functional collaboration; passion for self-driving tech.
SQL, Python, BI tools
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Senior Applied Scientist
Mountain View or Redmond
$120k-$261k/yr HybridFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Multinational technology providing software, cloud, and AI solutions.
3+ YOEExperience in machine learning and generative modeling, hands-on LLM work, prompt engineering, large-scale data handling, and programming in Python/C#/R/C++/Java/SQL; degree in related field with 3+ years experience (alternatives listed).
Qwen, Llama, Mistral, GPT, Gemini, Claude, Python, C#, R, C++, Java, SQL
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Applied Scientist, AI
San Francisco or Menlo Park
$180k-$260k/yr HybridFull Time
Sprinter Health
Sprinter Health: Private mobile healthcare provider delivering in-home diagnostics and preventive care to patients through nurses and virtual clinicians.
Designing and evaluating ML/AI models (ML, DL, NLP, LLMs), rigorous evaluation and error analysis, production handoff, experience with healthcare data and PHI/HIPAA-aware systems, strong communication.
Python, PyTorch, scikit-learn, NumPy, pandas, Polars, Hugging Face, Matplotlib, Claude Code, Cursor
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2mo
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Principal Applied Scientist
San Jose, California, United States
$206k-$388k/yr OnsiteFull Time
Adobe
AdobeNASDAQ: ADBE: Empowering everyone to create through innovative digital experiences.
10+ YOEPhD or MS in CS/AI/ML (PhD preferred), 10+ years building and deploying large-scale AI/ML systems, deep expertise in knowledge graphs, IR, NLP/intent modeling, multimodal learning, and LLM/RAG systems.
knowledge graphs, LLMs, multimodal embeddings, foundation models, GNNs, RAG, graph embeddings, Adobe Acrobat Studio, Adobe Express, Adobe Firefly, Creative Cloud, Adobe Experience Platform, Adobe Experience Manager, GenStudio
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Staff Applied Scientist
San Francisco, California, United States
$194k-$242k/yr HybridFull Time
Lyft
LyftNASDAQ: LYFT: Ridesharing and transportation-as-a-service mobility platform.
2+ YOEM.S. or Ph.D. in a quantitative field,2+ years algorithms experience,proficiency with Python,production ML and optimization experience,strong communication and collaboration skills.
Python
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4w
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Staff Applied Scientist Document Vision
Illinois or Kentucky or Colorado or Nevada or Virginia or Maryland or Maine or California or Ohio or New Jersey or Indiana or New Mexico or New York or Arizona or Alabama or Louisiana or Connecticut or New Hampshire or District of Columbia
$197k-$295k/yr HybridFull Time
Relativity
Relativity: Private legal data intelligence providing AI-powered e-discovery software to law firms, corporations, and government agencies.
6+ YOEMaster's/PhD or equivalent plus 6+ years applied AI/ML experience, production ML systems, strong programming and scientific judgment, evaluation and monitoring expertise.
Algorithms, Computer Vision, Data Analysis, Data Science, Deep Learning, Machine Learning (ML), Natural Language, Natural Language Processing (NLP), Python (Programming Language), Scientific Research
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Applied Scientist, AI Product Methods 
Palo Alto, California, United States
HybridFull Time
Evolver AI
Evolver AI: Private AI software automating tax, audit, risk, finance, and other professional-services workflows for enterprises.
Requires applied AI prototyping, Python and cloud infrastructure experience, evaluation or benchmarking expertise, machine learning knowledge, cross-functional collaboration, and a thesis-based master's degree or PhD in a related field.
Python, Azure
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6d
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Staff Applied Scientist, Financial Forecasting
San Francisco or New York City
$250k-$330k/yr HybridFull Time
Vercel
Vercel: Software providing developer infrastructure for teams building web applications and AI agents.
8+ YOERequires 8+ years in machine learning, data science, or applied statistics; advanced time-series forecasting; production ML systems; Python, SQL, causal inference, experimentation, and technical leadership experience.
Python, SQL, Snowflake, Delta Lake, dbt, Airflow, MLOps
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2mo
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Staff Applied Research Scientist
Menlo Park, California, United States
$236k-$339k/yr OnsiteFull Time
Snowflake
SnowflakeNYSE: SNOW: Cloud-based data platform for AI, analytics, and data applications.
8+ YOEPhD or equivalent research experience in CS, 8+ years applying TCS to large-scale systems, expertise in formal methods, distributed systems, software engineering, and practical AI/ML; track record of publications or OSS contributions.
Iceberg, Polaris, Snowpark, LLMs
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Applied Scientist, Wayve Labs
Sunnyvale, California, United States
HybridFull Time
Wayve Labs
Wayve Labs: 's frontier research unit developing embodied AI for autonomous vehicles and broader robotics.
3+ YOE3+ years ML systems in real-world settings; PhD/Masters or equivalent; expertise in Embodied AI areas; strong Python/PyTorch; publications; collaborative; autonomous driving/robotics a plus.
Python, PyTorch, Deep Learning, Diffusion Models, Reinforcement Learning, JAX
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