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
6d
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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
3w
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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
3w
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Data Scientist - TS/SCI
Bethesda, Maryland, United States
OnsiteFull Time
2+ YOEActive TS clearance and ability to obtain TS/SCI with polygraph; BS/MS in a quantitative field; 2+ years data science experience (or Master's); proficiency in Python, Docker/Kubernetes/OpenShift, Elastic Stack/SQL, git; experience with big data and research.
Python, Streamlit, Docker, Kubernetes, OpenShift, Elastic Stack (Elasticsearch and Kibana), Elasticsearch, Kibana, Structured Query Language (SQL), git, neo4j, Amazon Web Services (AWS/C2S)
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
2d
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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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Senior Software Engineer
Bethesda or Waltham
$140k-$220k/yr HybridFull Time
8+ YOE8+ years in software engineering; experience with large-scale data pipelines; Hadoop, Spark; JVM stack (Java, Scala); NLP/entity recognition; collaboration with data scientists.
Hadoop, Spark, Java, Scala, NLP