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
3w
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Lead Data Scientist, AdTech
Los Angeles or Portland or San Diego or Seattle
$175k-$200k/yr RemoteFull Time
5+ YOE5+ years applied data science experience in digital/performance marketing or leadgen; building/deploying ML in AWS; expertise in Python and SQL; experience with adtech algorithms, bandits, recommendation, LTV and ROAS-driven models.
Python, SQL, AWS, Looker, Google, Meta, LLMs
2w
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Lead Data Scientist (Context Engineering)
Irvine or El Segundo
$154k-$193k/yr OnsiteFull Time
8+ YOE8+ years in data architecture/systems or data engineering; Bachelor's in CS/Info Systems/Data Engineering required, Master's preferred; expertise in semantic modeling, Databricks, vector DBs, LangChain/LlamaIndex, Python and SQL; MarTech/CRM integration experience.
Databricks, Unity Catalog, Delta Lake, Vector Search, LangChain, LlamaIndex, Python, SQL, Salesforce, Braze, CDP, LLMs
2w
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Lead Data Scientist (Agentic Solutions)
Irvine or El Segundo
$171k-$214k/yr OnsiteFull Time
5+ YOE5+ years in ML or applied data science; expertise with agentic frameworks, SLMs, LoRA/QLoRA, token-efficient architectures; expert Python and strong SQL; Bachelor's required (Master/PhD preferred).
LangChain, LlamaIndex, Haystack, Phi, Mistral, Gemma, LoRA, QLoRA, Python, SQL, Databricks, Spark, Delta Lake, Snowplow
1w
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Data Scientist, Principal
Oakland or Washington or Ohio or District of Columbia or California or Long Beach or Arizona or Colorado or Connecticut or Florida or Georgia or Maryland or Minnesota or Nevada or Oregon or El Dorado Hills or San Diego or Woodland Hills or Alabama or Illinois or Virginia or Wisconsin or Texas or New York
$182k-$273k/yr HybridFull Time
8+ YOEAdvanced experience in applied AI/ML and software development, strong Python engineering, hands-on with deep learning and LLM frameworks, experience building production AI applications and leading ML design.
Python, PyTorch, TensorFlow, LangChain, LangGraph, SQL, Spark, Azure, Google Cloud, AWS
3mo
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Senior Data Scientist, Data Analytics & Reporting (N380)
Los Angeles, California, United States
$9k-$13k/mo HybridFull Time
2+ YOE2+ MgmtTwo years of complex data science projects; bachelor or higher in data science-related field; six years of experience with two in lead role; driver license; Live Scan clearance.
R, Python, Power BI, Tableau
3w
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Lead Applied Scientist, Marketing
Los Angeles or Portland or San Diego or Seattle or United States
$175k-$200k/yr RemoteFull Time
5+ YOE5+ years applied data science experience in performance/leadgen; hands-on ML in AWS; expertise in Python and SQL; experience with bandits, recommendation/ranking, monetization/LTV modeling; strong modeling fundamentals and stakeholder communication.
AWS, Python, SQL, Looker, LLMs, Google, Meta
2mo
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Senior Scientist
Pasadena or Sudbury or Chicago or Tampa or Phoenix
$105k-$120k/yr HybridFull Time
5+ YOEPh.D.,5+ years leading evaluation-focused proposals and projects, expertise in substance use/rural health/criminal justice, experience with federal contracts and SAMHSA data tools.
Stata, REDCap, Dedoose, Microsoft Word, Microsoft Outlook, Microsoft PowerPoint, Microsoft Excel, citation management software
1mo
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Director, Decision Science AI/ML Engineering & Ops
Burbank or Lake Buena Vista
$218k-$307k/yr HybridFull Time
12+ YOE12+ years of experience leading decision scientists/ML engineers; strong statistical and modeling fluency; proficient in Python/SQL/R; able to deploy production-grade decision-science software; leadership and collaboration skills; experience with GitLab/GitHub, Docker, CI/CD.
Python, R, SQL, GitLab, GitHub, Docker, CI/CD