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
2mo
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Data Scientist, Fleet Planning , Global Fleet Products
Nashville or Bellevue or Arlington
$151k-$215k/yr OnsiteFull Time
5+ YOE5+ years with SQL/Python/R/SAS/Matlab; Master's in operations research, applied math, or theoretical CS (or equivalent experience); experience building optimization/ML models, data visualization (QuickSight/Tableau/R Shiny), and managing data pipelines preferred.
SQL, Python, R, SAS, Matlab, AWS QuickSight, Tableau, R Shiny
3d
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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
1w
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Senior Research Scientist, ByteBrain Infrastructure Operation
Seattle, Washington, United States
OnsiteFull Time
Proven research record with publications; deep expertise in AI/ML or operations research; strong coding and large-scale data algorithm development; excellent communication and collaboration skills.
2mo
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Applied Scientist, Last Mile Science
Bellevue, Washington, United States
$143k-$193k/yr OnsiteFull Time
1+ YOEPhD in Operations Research, Statistics, Engineering, or related field; 1+ years programming in Java/C++/Python; experience with ML models; strong data analysis and cross-functional collaboration.
Java, C++, Python, Unix/Linux, Machine Learning, Data Mining, Optimization
1mo
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Applied Scientist II, Demand Enablement, Product Analytics and Operations
New York or Seattle
$143k-$223k/yr OnsiteFull Time
3+ YOE3+ years building models for business applications; PhD or Master's (with experience) in CS/CE/ML; programming in Java, C++, or Python; experience in algorithms, numerical optimization, data mining, and distributed/high-performance computing.
Java, C++, Python
2mo
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Applied Scientist - Operations Research/Optimization, Sales Planning and Inventory Optimization Science
Seattle, Washington, United States
$143k-$193k/yr OnsiteFull Time
PhD or Master's with 4+ years in science/engineering; 3+ years modeling for business; programming in Java, C++, Python; knowledge of optimization, data mining, parallel/distributed computing.
Python, Java, C++, Optimization, Mathematical modeling, CPLEX, Gurobi, XPRESS