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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Lead Machine Learning Engineer
Cambridge or McLean or Richmond
$197k-$225k/yr OnsiteFull Time
6+ YOEBachelor's degree, 6+ years building data-intensive distributed systems, 4+ years programming in Python/Scala/Java, 2+ years building and scaling ML systems; experience with ML frameworks, data pipelines, and production ML operations.
Python, Scala, Java, scikit-learn, PyTorch, Dask, Spark, TensorFlow, AWS Bedrock, Google Cloud, Azure
2w
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Sr. Lead Machine Learning Engineer
McLean or San Francisco or Richmond or New York
$230k-$262k/yr OnsiteFull Time
8+ YOE2+ MgmtBachelor's degree, 8+ years building data-intensive distributed solutions, 4+ years programming in Python/Scala/Java, 3+ years building/optimizing ML systems, 2+ years leading ML teams; cloud and ML framework experience preferred.
Python, Scala, Java, AWS, Azure, Google Cloud Platform, scikit-learn, PyTorch, Dask, Spark, TensorFlow
3w
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Machine Learning / Data Science Engineer
Richmond, Virginia, United States
$90k-$200k/yr HybridFull Time
Bachelor's degree or equivalent; hands-on experience with large datasets, production ML systems, Python/Scala, SQL/Spark/NoSQL, cloud (AWS/Azure/GCP), Docker, Snowflake/Databricks, LLMs and agentic frameworks, DevOps and model management.
Python, Scala, SQL, Spark, NoSQL, AWS, Azure, GCP, Docker, microservices, Snowflake, Databricks, Azure SQL, Amazon RDS, LLMs, GPT, Claude, Mistral, langchain, n8n, pydantic, RAG, MCP, DevOps
2mo
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Senior Lead Machine Learning Engineer
McLean or Plano or Richmond
$209k-$262k/yr OnsiteFull Time
8+ YOE2+ MgmtSenior ML engineer with 8+ years in distributed data solutions; 4+ years Python/Scala/Java; 3+ years ML systems; 2+ years leadership; Masters or Doctorate preferred.
Python, Scala, Java, PyTorch, TensorFlow, Scikit-learn, Spark, Dask
3mo
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AI Machine Learning Engineer
Ashburn, Virginia, United States
HybridFull Time
8+ YOEUS citizenship, 8+ years ML/AI experience, Bachelors or higher in CS/Engineering/Data Science, TensorFlow/PyTorch, cloud and MLOps, federal compliance exposure, onsite in Ashburn, VA
TensorFlow, PyTorch, Scikit-learn, Docker, Kubernetes, AWS, Azure, GCP, Hadoop, Spark, APIs
1mo
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Lead Machine Learning Engineer (Manager IC)
Cambridge or McLean or Richmond
$179k-$225k/yr OnsiteFull Time
6+ YOEBachelor's degree, 6+ years building data-intensive distributed systems, 4+ years programming in Python/Scala/Java, 2+ years building ML systems; experience with ML frameworks, data pipelines, and production ML practices preferred.
Python, Scala, Java, scikit-learn, PyTorch, Dask, Spark, TensorFlow, AWS Bedrock, Google Cloud, Azure, Retrieval Augmented Generation (RAG)
3w
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Lead Machine Learning / Data Science Engineer
Richmond, Virginia, United States
$90k-$200k/yr OnsiteFull Time
7+ YOE7+ years delivering cloud-based data engineering and ML solutions; Bachelor's degree or equivalent; technical leadership and mentoring experience; hands-on with Python/Scala, SQL, Spark, NoSQL, Docker, Snowflake/Databricks, AWS/Azure/GCP; experience with production LLMs and agentic AI.
Python, Scala, SQL, Spark, NoSQL, Docker, Snowflake, Databricks, Azure SQL, Amazon RDS, AWS, Azure, GCP, GPT, Claude, Mistral, langchain, n8n, pydantic, MCP, RAG
1mo
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Senior Lead Machine Learning Engineer (Intelligent Foundations and Experiences)
Cambridge or McLean or New York or Richmond
OnsiteFull Time
8+ YOE2+ Mgmt8+ years data-intensive solution design; 4+ years Python/Scala/Java; 3+ years ML systems; 2+ years leading teams; Bachelor's degree.
Python, Scala, Java, Open Source AI tools, Cloud platforms
1mo
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Postdoctoral Researcher in Computational Biology and Machine Learning
Charlottesville, Virginia, United States
OnsiteFull Time
PhD in a quantitative discipline, expertise in machine learning and computational biology, proficiency with PyTorch, strong math/stat foundations, publication record, and ability to lead computational genomics projects.
PyTorch
1mo
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Postdoctoral Researcher in Computational Biology and Machine Learning
Charlottesville, Virginia, United States
OnsiteFull Time
PhD in a quantitative field required by start date; strong math/stat foundations; proficiency in PyTorch or equivalent; publication record preferred; experience with spatial transcriptomics or single-cell omics a plus; visa sponsorship available.
PyTorch
6d
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Postdoctoral Research Associate, Machine Unlearning and Model Editing for AI Biosecurity
Charlottesville, Virginia, United States
$60k-$75k/yr OnsiteFull Time
PhD in data science/computer science/machine learning required; strong Python and PyTorch experience, Hugging Face Transformers, LLM fine-tuning, publications, and biosecurity familiarity preferred.
Python, PyTorch, Hugging Face Transformers
3mo
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Biostatistics Postdoctoral Research Associate, Department of Public Health Sciences
Charlottesville, Virginia, United States
OnsiteFull Time
PhD in biostatistics/statistics or related required; expertise in survival analysis, missing data, causal inference, machine learning; proficiency in R, SAS/STATA, Python; strong written and verbal communication.
R, SAS, STATA, Python, Markdown
2mo
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Postdoctoral Research Associate
Charlottesville, Virginia, United States
OnsiteFull Time
PhD in bioinformatics/computational biology, experience with long- and/or short-read RNA-seq, machine learning in genomics, strong publication record, and communication skills.
2mo
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Postdoctoral Research Associate
Charlottesville, Virginia, United States
OnsiteFull Time
PhD awarded or imminent in bioinformatics/computational biology, experience with long- or short-read RNA-seq and machine learning in genomics, strong publication record, and ability to communicate computational techniques.
5d
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Research Associate in Biomedical Engineering
Charlottesville, Virginia, United States
$62k-$68k/yr OnsiteFull Time
Ph.D. in biomedical engineering or related field required; experience in tissue culture, microfabrication, 3D bioprinting, stem cell and molecular biology, NGS bioinformatics, and computational modeling/machine learning.
5d
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Research Associate in Biomedical Engineering
Charlottesville, Virginia, United States
$62k-$68k/yr OnsiteFull Time
Ph.D. in Biomedical Engineering or related field required; strong experience in tissue culture, microfabrication, 3D bioprinting, stem cell and molecular biology, NGS bioinformatics, and computational modeling/machine learning; mentoring and grant contribution experience.
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