PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
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
3mo
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Data Scientist, Technical Lead
Berkeley, California, United States
HybridFull Time
3+ YOE3+ MgmtMasters or higher in a quantitative field; 3+ years managing data scientists; strong data science fundamentals; proficient with SQL, Pandas, R, Airflow; cross-functional leadership.
SQL, Pandas, R, Airflow, Bash, Linux, Git
2w
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Data Scientist, Expert
Danville, California, United States
$140k-$238k/yr HybridFull Time
6+ YOEBachelor's in quantitative field, 6+ years data science experience (or doctoral degree), strong Python and modeling skills, experience with enterprise data platforms and tools, and ability to communicate technical results to stakeholders.
Python, Foundry, SAP, Power BI
1mo
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Reporting Data Scientist
Sacramento, California, United States
$140k-$210k/yr OnsiteFull Time
8+ YOEMaster's degree required; 8+ years analytics/reporting experience supporting large infrastructure programs; proficiency with Python, R, SQL, Power BI, and Office 365; experience with predictive modeling, dashboards, data governance, and executive reporting.
Python, R, SQL, Power BI, Microsoft Outlook, Microsoft Teams, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, PMIS, Oracle, Primavera P6, Visio
1w
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Data Scientist II
San Francisco or Ottawa or Phoenix or Toronto or Los Angeles or Denver or Salt Lake City or Atlanta or Chicago or Houston or Portland or New York City or Vancouver or San Diego or Washington, D.C. or Sacramento or Jacksonville or Seattle or Mexico City or Austin or Miami or Boston or Dallas
$97k-$184k/yr HybridFull Time
3+ YOE3+ years building and deploying ML models at scale, proficiency in Python, SQL/PySpark, Spark/Databricks, experience with NLP, deep learning and generative models, BS/MS in quantitative field.
Scikit-learn, NumPy, PyTorch, Python, SQL, Apache Spark, Databricks, PySpark
6d
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Data Scientist, Principal
Oakland or Washington or Ohio or District of Columbia or California or Long Beach or Arizona or Colorado or Connecticut or Florida or Georgia or Maryland or Minnesota or Nevada or Oregon or El Dorado Hills or San Diego or Woodland Hills or Alabama or Illinois or Virginia or Wisconsin or Texas or New York
$182k-$273k/yr HybridFull Time
8+ YOEAdvanced experience in applied AI/ML and software development, strong Python engineering, hands-on with deep learning and LLM frameworks, experience building production AI applications and leading ML design.
Python, PyTorch, TensorFlow, LangChain, LangGraph, SQL, Spark, Azure, Google Cloud, AWS
3w
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Reporting Data Scientist
Sacramento, California, United States
$140k-$210k/yr OnsiteFull Time
10+ YOEBA/BS +10 years (or equivalent) in data science or analytics; experience building predictive models, program-level analytics, Power BI dashboards, Python/R proficiency, and presenting insights to executive audiences.
Power BI, Visio, Python, R
3mo
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Data Scientist / AI Scientist – AI for Aging Research – Zhou lab
Novato, California, United States
$80k-$130k/yr OnsiteFull Time
BS/MS/PhD in a quantitative field; strong background in computer vision, deep learning, AI methods; experience in analyzing complex datasets; ability to work in multidisciplinary team; strong communication skills.
Python, Machine Learning, Deep Learning, Computer Vision, Image Analysis, Diffusion Models, Multimodal / Foundation Models, Generative AI, Data Analysis, Big Data, Research Computing
3mo
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Lead Data Scientist (AI/ML)
Walnut Creek or United States
$140k-$180k/yr HybridFull Time
3+ YOE3+ years in data science/ML, strong NLP, Python/SQL, PyTorch/RoBERTa, production ML deployment, and RAG pipelines. Excellent communication. Masters preferred in quantitative field.
Python, SQL, PyTorch, RoBERTa, NLP, LLMs, RAG pipelines
2mo
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Bioinformatics Data Scientist II
Richmond, California, United States
$92k-$118k/yr OnsiteFull Time
Experience with NGS and sequence analysis; expertise in Python, R, SQL, shell/Linux; strong analytic, epidemiology/biostatistics knowledge; B.S. or higher in bioinformatics or related; ability to communicate complex results; proof of COVID-19 vaccination or valid exemption required.
Python, R, SQL, Linux, Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft Teams, Microsoft PowerPoint, Illumina, Oxford Nanopore, NCBI, GISAID, Ensembl
1w
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Applied Data Scientist
Santa Rosa or Loveland or Barcelona
$109k-$196k/yr OnsiteFull Time
1+ YOEMaster's or PhD in a quantitative field, 1+ years data science experience, strong Python and SQL skills, experience with Snowflake/Databricks, tree-based ML, Bayesian Optimization, and building scalable data infrastructures.
Python, pandas, numpy, scikit-learn, SQL, C++, Snowflake, Databricks, XGBoost, LightGBM, Random Forests, Bayesian Optimization
1w
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Physicist/Scientist III (E3)
Benicia, California, United States
$120k-$165k/yr OnsiteFull Time
Expertise in physics to develop inspection and metrology systems, design experiments, analyze data, troubleshoot systems, and guide junior scientists.
1w
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Physicist/Scientist III (E3)
Benicia, California, United States
$120k-$165k/yr OnsiteFull Time
Design and develop inspection and metrology systems, perform experiments and data analysis, troubleshoot physics-related system issues, conduct feasibility studies, and mentor less experienced scientists.
1w
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Principal Applied Scientist
Walnut Creek or New York City or Chicago
$214k-$350k/yr HybridFull Time
10+ YOEMS or PhD in a quantitative field and 10+ years in ML/AI; experience leading AI initiatives to production; proficiency with Python, machine learning frameworks, cloud AI platforms, MLOps, model deployment and monitoring.
Python, MLOps
3w
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Senior Environmental Scientist
Concord, California, United States
$110k-$150k/yr OnsiteFull Time
10+ YOEBS/MS in geology, engineering, or related field; 10+ years landfill/solid waste experience; field data collection (groundwater, surface water, leachate, landfill gas); team leadership, regulatory compliance, and PPE for hazardous sites.
Sanitas
3w
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Physicist Research Scientist
Berkeley or California
$142k-$157k/yr HybridFull Time, Temporary
Advanced degree in physics/engineering/materials science, demonstrated experience with femtosecond 3D additive manufacturing and ultrafast laser-matter interactions, THz spectroscopy, optics design, material characterization, simulations, strong programming/data analysis, and publication/proposal experience.
THz time domain spectroscopy systems, multiphysics simulations, electromagnetic simulation software, pump-probe experimentation
3mo
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Assistant Project Scientist-Grandi 2026
Davis, California, United States
$77k-$98k/yr OnsiteFull Time
3+ YOEPhD and ≥3 years postdoctoral research experience in computational modeling of biological systems; expertise in ODE and network models, data integration, parameter estimation, sensitivity analysis, and transcriptomic data analysis.
3w
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Clinical Lab Scientist II - Sacramento
West Sacramento or Sacramento
$80k-$112k/yr OnsiteFull Time
2+ YOEBachelor's degree plus 2 years' lab experience (preferably molecular/NGS). Requires CLS license (Generalist or CGMBS), proficiency with laboratory information systems and data analysis software, strong GLP/documentation skills, and ability to train staff.
laboratory information systems, data analysis software, NGS
1w
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Environmental Scientist in Rancho Cordova, California, United States
Rancho Cordova or Oakland
$70k-$80k/yr HybridFull Time
2+ YOEBS in environmental or physical sciences, 2+ years environmental field experience with multi-media sampling, ability to travel and work outdoors, data analysis and technical writing skills.
MS Office
2mo
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Environmental, Health, and Safety (EHS) Associate Scientist 2
Concord, California, United States
OnsiteFull Time
2+ YOEBachelor’s degree in science/engineering; 2–5 years EHS experience; pursuing safety certifications (ASP/CSP, AEP/CPE, CIH); knowledge of OSHA, EPA, ISO standards; sampling, data analysis, and reporting skills.
Microsoft Office, Data analysis tools
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