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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Senior Data Scientist
Boston, Massachusetts, United States
$144k-$181k/yr HybridFull Time
Senior data scientist with ML expertise; strong Python, SQL, AWS SageMaker; experience delivering production ML, data pipelines, and collaboration with cross-functional teams.
Python, SQL, AWS SageMaker, Snowflake
1mo
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Senior Data Scientist
Boston, Massachusetts, United States
HybridFull Time
5+ YOESenior data scientist with 5+ years owning end-to-end ML/AI initiatives; strong Python and SQL skills; experience with dbt, Snowflake or AWS; expertise in statistical modeling, ML/LLM techniques; geospatial/supply-chain/IoT experience preferred.
Python, SQL, dbt, Snowflake, AWS
1mo
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Senior Data Scientist, Product Analytics
North Bethesda or Waltham
$140k-$160k/yr HybridFull Time
6+ YOESenior data scientist with 6–8 years experience in data analytics, statistics, experimentation, and product analytics; strong SQL; Python and Looker desirable; experience in product-driven environments.
SQL, Python, Looker
3mo
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Data Scientist
Boston, Massachusetts, United States
$120k-$135k/yr OnsiteFull Time
4+ YOEGraduate degree in data science or related field; 4+ years experience; strong Python/R, SQL; ML production experience; cloud exposure; IoT data.
Python, R, SQL, scikit-learn, TensorFlow, PyTorch
2mo
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Data Scientist
Westwood, Massachusetts, United States
$120k-$140k/yr RemoteFull Time
Graduate degree in a quantitative field; strong SQL; build instrumentation, dashboards, and data pipelines; run experiments; translate business questions into data problems; AI-forward mindset.
SQL, Python, Instrumentation, Dashboards, A/B testing, Data Pipelines, Product analytics
1mo
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Data Scientist
Mansfield, Massachusetts, United States
RemoteFull Time
Design and implement ML/DL/LLM-based AI products for clinical trial data; strong Python/SQL skills; healthcare data experience preferred; bachelor’s degree required; Master’s or PhD preferred.
Python, SQL, Machine Learning, Deep Learning, LLMs, MLOps
1mo
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Data Scientist / Senior Data Scientist
Boston or San Ramon or Atlanta
$100k-$160k/yr OnsiteFull Time
3+ YOEM.S. or Ph.D. in a quantitative field, 3+ years industry experience for senior level, advanced statistics and ML, strong Python/R/SQL skills, experience with geospatial and catastrophe data, git and cloud analytics experience.
Python, R, SQL, git, Databricks, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG)
3mo
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Data Scientist
Boston, Massachusetts, United States
$116k-$142k/yr HybridFull Time
5+ YOEBachelor’s in Mathematics/Statistics/Data Science/Economics/Healthcare Analytics; Master’s preferred; 5+ years in data science/healthcare analytics; SQL, Python and/or R; Tableau/Power BI; SAS a plus; strong communication; manages multiple projects.
SQL, Python, R, Tableau, Power BI, SAS
1mo
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Data Scientist
Boston, Massachusetts, United States
$90k-$167k/yr HybridFull Time
2+ YOEMaster's in stats/math/CS/engineering (or foreign equivalent) and 2 years data analysis experience; 2 years Python or R, 2 years statistical modeling, 1 year machine learning, 1 year data visualization experience.
Python, R
2mo
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Data Scientist
London or Lisbon or Boston or New York City
HybridFull Time
Data science with finance/travel spend analytics; ETL, API integration; Python/R/JS; prototype development; finance knowledge; communicate insights.
Python, R, JavaScript, Tableau
1mo
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Data Scientist
Mexico or San Francisco or New York City or Boston or Paris or London
$75k-$85k/yr RemoteFull Time
3+ YOE3+ years delivering data science in production; strong Python and SQL; experimentation, ML/LLM, evaluation, mentoring, and MLOps experience; able to partner with Product and Engineering.
Python, SQL, Spark, Databricks, AWS
1d
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Senior Research Data Scientist
Boston or New York
$330k-$375k/yr HybridFull Time
10+ YOEPhD-preferred research data scientist with 10+ years applying causal inference and ML to large observational datasets; expertise in observational causal methods, communication skills, and productionizing pipelines.
Spark, Ray, SQL, Python, scikit-learn, XGBoost, LightGBM
3w
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Senior Data Scientist
Seattle or Cambridge or Princeton or Madison
$138k-$183k/yr OnsiteFull Time
5+ YOEBachelor's or higher in a quantitative field, 5+ years data science/ML experience, proficiency in Python/SQL/R and data science libraries, experience with LLMs, retrieval, evaluation, and AWS data/AI services.
Python, SQL, R, pandas, NumPy, scikit-learn, PyTorch, TensorFlow, statsmodels, LangGraph, LangSmith, PydanticAI, Claude Code, Codex, Gemini CLI, GitHub Copilot, Streamlit, S3, Athena, PostgreSQL, RDS, OpenSearch, Amazon Neptune, Amazon S3 Vectors, SageMaker, Bedrock
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.
3w
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Senior Data Scientist
Boston or San Francisco
$135k-$185k/yr RemoteFull Time
4+ YOE4+ years data science experience (or 2+ with Ph.D.); M.S. or Ph.D. in a quantitative field; fluent Python; experience with healthcare claims/EHR data; experience with large-data frameworks (e.g., Spark) and productionizing models; strong communication and analytical skills.
Python, Spark, SQL
2w
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Senior Data Scientist
Boston or McLean
$137k-$255k/yr OnsiteFull Time
5+ YOEU.S. citizen able to obtain security clearance; Bachelor’s or Master’s in Data Science/Computer Science or comparable; 5+ years relevant experience; advanced Python (minimum) and C++ preferred; ETL, data modeling, and Git experience; handle sensitive data.
Python, C++, Java, C#, Git, ETL, DevOps, CI/CD, containerization, Azure, AWS, Snowflake, Redis, REST APIs
1mo
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Senior Data Scientist
Cambridge, Massachusetts, United States
$143k-$210k/yr HybridMultiple Commitments Available
Advanced degree in data science or related field; extensive analytics experience in pharma; Python/R; healthcare data; ML/NLP; strong communication; English fluency.
Python, R, NLP, Machine Learning
1w
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Data Scientist I
Somerville, Massachusetts, United States
$140k-$170k/yr OnsiteFull Time
Applied statistics and data science background, experience with Python/pandas/SQL, strong communication and collaboration, familiarity with clinical trial data governance; advanced quantitative degree preferred.
Python, pandas, SQL
1mo
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Data Scientist – Simulation (Senior - Principal)
Wilmington, Massachusetts, United States
$149k-$205k/yr HybridMultiple Commitments Available
5+ YOESenior/Principal Data Scientist to lead simulation model development for robotic warehouses; 5-8 years in simulation, DES/agent-based modeling; Python and related tools.
Python, NumPy, Pandas, SciPy, SimPy, AnyLogic, Arena, Databricks, Snowflake, Grafana, Tableau, GCP, AWS, Azure, High-Performance Computing
2mo
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Senior Data Scientist
Cambridge, Massachusetts, United States
OnsiteFull Time
3+ YOE3+ years in data science or ML; strong ML/statistics background; Python; healthcare/biotech experience preferred; PhD advantageous but not required.
Python, R, Data Visualization
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