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
2w
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Staff Data Scientist, Marketing
Denver or Las Vegas or Phoenix or Salt Lake City or Tucson or United States
$175k-$200k/yr RemoteFull Time
5+ YOE5+ years applied data science experience in digital/performance/leadgen marketing; building adtech algorithms and paid media modeling; multi-year ML deployments in AWS; expertise in bandits, recommendations, monetization/LTV modeling; expert Python and SQL.
Python, SQL, AWS, Looker, Google, Meta, LLMs
2w
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Lead Data Scientist, AdTech
Denver or Las Vegas or Phoenix or Salt Lake City or Tucson
$175k-$200k/yr RemoteFull Time
5+ YOE5+ years applied data science in digital/performance marketing or leadgen; hands-on AWS ML deployment; experience building adtech algorithms, recommender and ranking systems, LTV and monetization models; expert Python and SQL; strong modeling fundamentals and stakeholder communication.
AWS, Python, SQL, Looker, Google, Meta, LLMs
1w
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Principal Data Scientist – Factory Intelligence
Tucson, Arizona, United States
$108k-$205k/yr HybridFull Time
5+ YOEU.S. citizen with active/transferable DoD Secret clearance, typically 8+ years (or advanced degree +5) experience, production Python ML experience, model deployment and scaling, SQL, strong statistics and leadership.
Python, NumPy, SciPy, scikit-learn, scikit-image, SQL, MLflow, Minitab, R, JMP, SAS, AWS, Azure, PyTorch, TensorFlow
2w
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Lead Applied Scientist, Marketing
Denver or Las Vegas or Phoenix or Salt Lake City or Tucson
$175k-$200k/yr RemoteFull Time
5+ YOE5+ years applied data science experience in performance/leadgen marketing; hands-on ML in AWS; expertise in bandits, recommender systems, LTV modeling; strong Python and SQL skills.
AWS, Python, SQL, Looker, Google, Meta, LLMs
2w
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Staff Applied Scientist, AdTech
Denver or Las Vegas or Phoenix or Salt Lake City or Tucson or United States
$175k-$200k/yr RemoteFull Time
5+ YOE5+ years applied data science experience in digital/performance marketing; strong modeling fundamentals; hands-on ML deployment in AWS; experience with bandits/reinforcement learning, recommendation/ranking, LTV modeling; expert Python and SQL.
Python, SQL, AWS, Looker, LLMs, Google, Meta
1mo
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Junior Coatings Scientist PECVD / DLC
Tucson, Arizona, United States
OnsiteFull Time
Junior scientist wanted; degree in materials science, chemical engineering, physics, or mechanical engineering; hands-on lab and vacuum system experience; strong data and documentation habits.
PECVD, Diamond-Like Carbon, PVD, CVD, vacuum systems, gas delivery, MFC, plasma diagnostics
3w
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Environmental Scientist II
Phoenix or Tucson
$88k-$120k/yr HybridFull Time
1+ YOEBachelor's in related field plus 3 years' environmental experience OR Master's plus 1 year. Certifications such as HAZWOPER, Method 9, DOT, EMS Auditor, asbestos, water treatment operator, or CHMM may be required. Willingness to travel and perform fieldwork; project management and data analysis experience preferred.
EQuIS, MODFLOW, FEFLOW
3w
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Environmental Scientist II (Phoenix, AZ, US, 85040)
Phoenix or Tucson or Arizona or New Mexico or Colorado
$88k-$120k/yr HybridFull Time
1+ YOEBachelor's in related field + 3 years experience or Master's + 1 year; experience with environmental compliance, field methods, data analysis and project management; certifications such as HAZWOPER, Method 9, DOT, CHMM may be required.
EQuIS, MODFLOW, FEFLOW