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
1w
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Full Stack Data Scientist
Arlington, Virginia, United States
RemoteFull Time
Degree in computer science/data science/statistics, proven experience in data pipelines, EDA, ML model development, deployment in cloud, and strong programming and visualization skills.
Qlik, Tableau, Power BI, Python, R, SQL, TensorFlow, PyTorch, scikit-learn, AWS, Azure, GCP, Docker, Kubernetes, CI/CD, Dask, Ray
4w
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Data Scientist
Washington or Maryland or Virginia
$116k-$174k/yr HybridFull Time
5+ YOEBachelor's in Computer Science, 5+ years data science experience, hands-on Python and DS stack (TensorFlow, scikit-learn, pandas), database experience, ML model deployment, and Secret clearance required.
Python, TensorFlow, scikit-learn, pandas
3mo
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Data Scientist
Washington or Virginia
OnsiteFull Time
3+ YOEActive TS/SCI clearance, willingness to work from a SCIF, located near Washington DC/NoVA, CS degree, 3+ years production Python, 3+ years Python data stack (pandas, numpy, sklearn, tensorflow, pytorch), 1+ year model deployment, SQL/NoSQL experience, Git, Docker/Kubernetes.
Virtualitics AI Platform, Python, pandas, numpy, sklearn, tensorflow, pytorch, matplotlib, Databricks, Spark, Dask, Snowpark, Kafka, SQL, NoSQL, elasticsearch, graph databases, Git, Docker, Kubernetes, Celery, Airflow, Prefect, Flask, Django, PCAP
1w
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Cybersecurity Data Scientist
McLean, Virginia, United States
$78k-$176k/yr HybridFull Time
3+ YOE3+ years in data science or ML engineering, experience applying AI/ML to cybersecurity telemetry, production Python and SQL skills, familiarity with modern ML stack and MLOps, ability to obtain Secret clearance, Bachelor's degree required.
Python, SQL, PyTorch, TensorFlow, scikit-learn, Hugging Face, LangChain, LlamaIndex, OpenSearch, Pinecone, Milvus, pgvector, MLflow, Weights and Biases, SageMaker, Vertex AI, Azure ML, Kubeflow, SIEM, SOAR, EDR, IAM, CSPM
1w
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Data Scientist - AI/mL Specialist
Fairfax, Virginia, United States
$94k-$198k/yr OnsiteFull Time
5+ YOEBachelor's degree in a technical field, 5+ years AI/ML experience building production systems, expertise in modern ML frameworks, Python data stack, MLOps, and ability to obtain Public Trust clearance.
TensorFlow, PyTorch, scikit-learn, Python, Pandas, NumPy, Spark, Apache Airflow, SHAP, LIME, Elasticsearch, Kibana
3mo
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Principal Data Scientist, Operations
Richmond or United States
$183k-$224k/yr RemoteFull Time
3+ YOEPhD with 3+ years or BS/MS with 7+ years in quantitative field; hands-on ML model deployment; Python stack; strong software engineering practices.
PyData stack (numpy, scikit-learn, pandas)
5d
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Data Scientist / AI Engineer
Bremerton or Norfolk
$155k-$165k/yr HybridFull Time
4+ YOEExpertise in LLM/RAG engineering, production MLOps, Python data stack, cloud ML (AWS/Databricks), and DoD-compliant AI operations; U.S. citizenship and ability to obtain/hold Secret clearance.
ADVANA, Databricks, AWS SageMaker, LangChain, LangGraph, cURL, Hugging Face Transformers, Pandas, Polars, SQL, Spark, Databricks Delta Lake, Gemini, Azure ML, Google Vertex AI
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
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
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)