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
1mo
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Principal Data Scientist
United States or Redmond or Mountain View or Austin or Houston or Chicago or New York or Cambridge or Atlanta
$143k-$275k/yr OnsiteFull Time
5+ YOEAdvanced degree in a data-related field with 5–10+ years of data-science experience depending on degree; experience managing data, modeling at scale, customer-facing project delivery preferred; must be authorized to work in the U.S. without sponsorship.
2mo
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Principal Data Scientist, Prime Video
Seattle, Washington, United States
$189k-$256k/yr OnsiteFull Time
11+ YOE11+ years data science experience; SQL and Python; online experimentation; statistical modeling; ability to communicate with non-technical leaders.
SQL, Python, Statistical Modeling, Online Experimentation
1w
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Principal Data Scientist
Seattle, Washington, United States
$131k-$197k/yr OnsiteFull Time
10+ YOE10+ years building and deploying ML/AI solutions; strong Python and ML framework skills; expertise in forecasting, optimization, experimentation, and model lifecycle; experience with cloud platforms and visualization tools.
Python, Power BI, Plotly, Matplotlib, AWS, Azure, Snowflake, MLOps, CI/CD
1mo
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Principal, Data Scientist
Bellevue, Washington, United States
$132k-$264k/yr OnsiteFull Time
3+ YOEAdvanced ML and statistics expertise; experience architecting large-scale ML systems; strong Python and SQL skills; experience with Spark/Hive; PhD or Master’s with significant experience or extensive industry experience as specified.
Python, Java, Scala, SQL, Hive, Spark, Kaggle, scikit-learn, TensorFlow, PyTorch, R
10h
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Principal Data Scientist (200043500)
Redmond, Washington, United States
OnsiteFull Time
N/A
2mo
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Principal Applied Scientist, AI Quality & Meta Evaluation
Seattle, Washington, United States
OnsiteFull Time
8+ YOEPhD preferred; 8+ years in data science/ML; uncertainty quantification, model calibration, anomaly detection; Python; HITL/active learning; strong communication.
Python
1w
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Principal ML Scientist
Seattle, Washington, United States
$231k-$324k/yr OnsiteFull Time
10+ YOEBachelor's or equivalent,10+ years applied ML/data science experience,production ML systems,expertise in ML algorithms,statistics,experimentation,and cross-functional leadership.
Python, PyTorch, TensorFlow, JAX, scikit-learn, Spark, SQL
2mo
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Principal Scientist - Cell Therapy Translational Research
Seattle, Washington, United States
$152k-$185k/yr OnsiteFull Time
4+ YOEAdvanced degree in life sciences (BS/MS/PhD) with 4–8+ years industry or academic experience; expertise in immunology/cell therapy, biomarker assays (flow cytometry, transcriptomics, proteomics), data analysis, translational strategy, CRO oversight, and regulatory writing.
1mo
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Principal AI/ML Applied Scientist
Seattle, Washington, United States
$267k-$350k/yr HybridFull Time
11+ YOEBachelor's in CS/data/engineering or equivalent; 11+ years AI/ML research experience; deep expertise in generative AI, NLP, computer vision, multimodal learning; experience with Python and PyTorch; ability to lead enterprise AI strategy and translate research to production.
Python, PyTorch
1w
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Principal Scientist - Data Pipeline Engineer
San Jose or Seattle or San Francisco
$206k-$388k/yr OnsiteFull Time
10+ YOE10+ years in data engineering/ML infrastructure, distributed systems expertise, Python and a systems language, experience with Ray or Spark, GPU inference optimization, large-scale databases and data curation for model training.
Ray, Spark, Python, C++, Rust, Go, Java
1w
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Senior / Principal Clinical Scientist, Clinical Development
Bothell, Washington, United States
$146k-$226k/yr OnsiteFull Time
2+ YOEAdvanced degree (PhD/MD/PharmD/MS) in life sciences, minimum 2 years clinical development experience, oncology/biopharma experience preferred, strong leadership, project management, regulatory and data analysis skills.
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