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
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
3w
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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
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
1w
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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
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
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