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
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
3d
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Data Scientist (ITS)
Los Angeles, California, United States
$120k-$156k/yr OnsiteFull Time
2+ YOEBachelor's degree or equivalent experience, 2+ years relevant experience, strong Python and SQL skills, ML framework experience, full‑stack and LLM/application deployment experience, knowledge of data modeling and secure AI practices.
Python, SQL, GitHub, PyTorch, TensorFlow, JavaScript, Node.js, QT, R, Tableau, ArcGIS, D3.js, MySQL, SQL Server, Oracle, Snowflake, Redshift, Mongo, LangChain, LangGraph, AutoGen, CrewAI, n8n, AWS, Azure, GCP
1mo
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Senior Data Scientist
San Francisco, California, United States
$180k-$230k/yr HybridFull Time
7+ YOE7+ years in data science or ML engineering; strong Python and core data stack (pandas, NumPy, scikit-learn, PySpark, SQL); end-to-end ML production experience; NLP and prompt engineering experience; strong communication.
Python, pandas, NumPy, scikit-learn, PySpark, SQL, OpenAI, Databricks
2w
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Senior Data Scientist
San Francisco or New York City or Seattle or Little Rock
$130k-$197k/yr HybridFull Time
3+ YOEMS/PhD or equivalent experience; 3+ years building and deploying ML solutions; proficiency in Python and SQL; experience with large datasets, cloud data stacks, experiment design, and strong communication skills.
Python, SQL, pandas, NumPy, scikit-learn, BigQuery, Dataflow, Vertex AI, Google Cloud Platform
1mo
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Senior Data Scientist
South San Francisco, California, United States
$163k-$196k/yr OnsiteFull Time
6+ YOEPhD +6 years (or MS +8 years) in a quantitative field, demonstrated methodological innovation, deep proficiency in Python/R and modern ML stack, experience with high-dimensional biological data and batch-effect correction, strong communication skills.
Python, R, scikit-learn, PyTorch, TensorFlow, XGBoost, LightGBM
2mo
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Product Data Scientist
San Francisco, California, United States
$175k-$195k/yr OnsiteFull Time
5+ YOE5+ years in data science or quantitative analytics for consumer SaaS, strong SQL and Python, experience with experimentation, data stack (dbt, ClickHouse, Snowflake).
SQL, dbt, ClickHouse, Snowflake, Python
2w
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Engineering Data Scientist (Senior or Lead)
Seal Beach, California, United States
$173k-$296k/yr OnsiteFull Time
9+ YOEBachelor's degree required, 9+ years in data science/analytics/engineering, experience leading cross-functional teams, AI/ML and ETL expertise; preferred advanced degree and experience with cloud and full analytics stacks.
Azure, Google Cloud Platform (GCP), Teradata, Databricks, API
3w
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Decision Scientist Lead
San Francisco or New York
$208k-$286k/yr HybridFull Time
8+ YOE8+ years data science/analytics experience, master\u0002s or MBA in a quantitative field, expert in statistics/ML, Python or R (PyData stack), SQL, strong executive communication, experience delivering enterprise predictive initiatives.
Python, R, PyData, Pandas, NumPy, SciPy, Statsmodels, Scikit-learn, SQL, AI tools
3mo
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AI/ML Scientist – Protein Foundation Models
Boston or San Francisco
OnsiteFull Time
2+ YOEExperience pretraining/fine-tuning protein foundation models; PyTorch/JAX; distributed multi-GPU training; AlphaFold familiarity; Python stack (NumPy, Pandas, scikit-learn).
PyTorch, JAX, AlphaFold, Kubernetes, Ray, AWS, Python, NumPy, Pandas, scikit-learn
1mo
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Staff Applied Scientist
United States or Alabama or Arkansas or California or Colorado or Florida or Georgia or Illinois or Kentucky or Massachusetts or Michigan or Montana or Missouri or Nevada or New Jersey or New York or North Carolina or Oregon or Pennsylvania or Texas or Washington or Utah or Virginia or Wisconsin
$192k-$288k/yr RemoteFull Time
4+ YOEMS/PhD in a quantitative field or equivalent experience; 4+ years industry experience (PhD) / 8+ years (MS); experience in inventory optimization, forecasting, stochastic optimization, and large-scale decision-making; strong Python/data-stack skills.
Python, numpy, torch, pandas
1mo
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Staff Applied Scientist
Ontario or United States or Alabama or Arkansas or California or Colorado or Florida or Georgia or Illinois or Kentucky or Massachusetts or Michigan or Montana or Missouri or Nevada or New Jersey or New York or North Carolina or Oregon or Pennsylvania or Texas or Washington or Utah or Virginia or Wisconsin
$169k-$252k/yr RemoteFull Time
4+ YOEMS or PhD in a quantitative field (or equivalent experience); MS+8 yrs or PhD+4 yrs industry experience; expertise in decision making under uncertainty, inventory optimization, forecasting; ability to implement solutions in the Python data stack (NumPy, PyTorch, pandas).
Python, NumPy, PyTorch, pandas
6d
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Scientific Software Engineer - Full Stack
Emeryville, California, United States
$160k-$195k/yr OnsiteFull Time
Experience building production software, proficiency in Python and TypeScript, data pipeline and AI/LLM experience, strong product instincts and ability to partner with bench scientists.
Python, TypeScript, LLMs, AutoOpenRaman
2mo
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Visiting Staff Scientist
San Francisco, California, United States
$232k-$289k/yr HybridFull Time
12+ YOEPhD in Geospatial Analytics, Computer Science, Remote Sensing, or related field; 12+ years in remote sensing; experience with foundation models and multi-sensor data; strong Python and scientific stack skills; ability to lead research and mentor a postdoc.
Python, xarray, Dask, NumPy, Rasterio, GeoPandas, Deep Learning Frameworks
2w
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Staff Applied Scientist (Distribution Center)
Alabama or Arkansas or California or Colorado or Florida or Georgia or Illinois or Kentucky or Massachusetts or Michigan or Montana or Missouri or Nevada or New Jersey or New York or North Carolina or Oregon or Pennsylvania or Texas or Washington or Utah or Virginia or Wisconsin or United States
$192k-$288k/yr RemoteFull Time
4+ YOEMS/PhD in a quantitative field or equivalent experience; 4+ years (PhD) or 8+ years (MS) industry experience; expertise in inventory optimization, forecasting, stochastic optimization; ability to produce production-quality implementations in the Python data stack; strong communication.
Python, numpy, torch, pandas
1mo
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Principal Software Engineer, Data
Cambridge or San Francisco
$204k-$348k/yr HybridFull Time
8+ YOE8-15 years of backend-focused engineering; full stack experience; AWS, Kubernetes; API design; data pipelines; Python; collaboration with scientists and engineers.
React, TypeScript, Nx, Tailwind, FastAPI, SQL/NoSQL, Python, Pydantic, SQLAlchemy, SQLModel, Django, Airflow, Prefect, Temporal, Dagster, pandas, numpy, scipy, jax, pytorch, AWS, Kubernetes, Terraform, CloudFormation, GitHub Actions
2w
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Staff Applied Scientist (Distribution Center Solutions)
Alabama or Arkansas or California or Colorado or Florida or Georgia or Illinois or Kentucky or Massachusetts or Michigan or Montana or Missouri or Nevada or New Jersey or New York or North Carolina or Oregon or Pennsylvania or Texas or Washington or Utah or Virginia or Wisconsin or Ontario
$169k-$252k/yr RemoteFull Time
4+ YOEMS/PhD in a quantitative field (or equivalent experience), 4+ years industry experience (PhD) / 8+ years (MS), expertise in ML/forecasting/operations research/stochastic optimization, ability to implement scalable Python data-stack solutions.
Python, numpy, torch, pandas, Electronic Medical Records (EMR)
3w
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Senior Applied AI/ML Scientist - Compass
Waterloo or Toronto or New York City or San Francisco
$171k-$236k/yr HybridFull Time
5+ YOE5+ years building production ML/AI systems, hands-on applied-science ownership (data, evaluation, modeling), shipped agentic/LLM-powered features, cross-stack engineering (backend, data, frontend), strong judgment and autonomy.
FLARE, Python, OpenAI Agents SDK, Snowflake
3w
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Senior Applied AI/ML Scientist - Compass
Waterloo or New York City or San Francisco or Toronto or London
$196k-$270k/yr HybridFull Time
5+ YOE5+ years building production ML/AI systems, hands-on applied science (data, evaluation, modeling), shipped agentic/LLM features, cross-stack engineering experience, and strong experimental and product judgment.
FLARE, Python, OpenAI Agents SDK, Snowflake
3mo
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Principal Machine Learning Scientist, Drug Discovery Analytics
Redwood City, California, United States
$273k-$321k/yr OnsiteFull Time
8+ YOEPhD in ML, computational chemistry, computational biology, or CS; 8+ years applying ML to scientific problems; experience with chemical/biological data; Python ML stack; strong communication.
PyTorch, TensorFlow, scikit-learn, NumPy, Pandas
2mo
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Research Scientist / Engineer - Training Systems
Palo Alto, California, United States
OnsiteFull Time
Proven experience improving large-scale distributed training performance; strong ML stack knowledge; expertise in training systems for multimodal data; ability to optimize compute, memory, and communication.
PyTorch, JAX, CUDA, Triton
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