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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Senior Deep Learning Framework Communications Engineer
Santa Clara or Austin or Westford or Durham or United States
$152k-$288k/yr HybridFull Time
5+ YOE5+ years software engineering experience in HPC/AI, experience with PyTorch/JAX and inference engines, Python/C++/CUDA development, performance benchmarking and profilers, understanding of multi-GPU communication and compilers.
PyTorch, TRT-LLM, vLLM, SGLang, JAX, NCCL, NVSHMEM, GPUDirect, torch.compile, PyTorch profiler, NVIDIA Nsight Systems, Python, C++, CUDA, Triton, cuTe, MPI
1mo
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Research Fellow - Deep Learning
Boston, Massachusetts, United States
$70k-$72k/yr OnsiteFull Time
Mass General Brigham: Provides integrated medical care, research, and clinical training services.
PhD in a related field; expertise in supervised/unsupervised machine learning, neural network architecture, neuroimaging processing; advanced programming with Python/MATLAB and deep learning frameworks; AWS experience and strong publication record.
Python, MATLAB, TensorFlow, Keras, AWS, DystoniaNet
3mo
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Senior Machine Learning Scientist (Sensor Intelligence)
Boston, Massachusetts, United States
$150k-$215k/yr OnsiteFull Time
5+ YOE5+ years of ML research with production deployment; deep learning, NLP, time-series; cloud platforms and MLOps; strong collaboration.
AWS, GCP, Python, TensorFlow, PyTorch, MLflow, CI/CD, MLOps, Edge computing, NLP, NLU
1mo
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Senior Research Scientist, Machine Learning (BioFM)
Toronto or Cambridge
$175k-$200k/yr HybridFull Time
PhD (or equivalent) in a quantitative field, deep expertise in deep learning and foundation models for biological sequences, track record building large-scale models (PyTorch), experience with massive -omics datasets, strong communication and mentorship skills.
PyTorch, GCP
1mo
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Machine Learning Scientist – Clinical Prediction
Boston or San Diego or United States
$148k-$186k/yr HybridFull Time
3+ YOEMS in chemistry/bio/chemical engineering or PhD/equivalent; 3+ years relevant experience; strong Python and deep-learning fine-tuning skills; clinical dataset experience; data science and engineering best practices; familiarity with Docker, CUDA, Kubernetes, and Weights & Biases.
Python, Docker, CUDA, Kubernetes, Weights & Biases, HPC
1w
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Director, World Model & Agentic Learning
Titusville or Cambridge or La Jolla or Spring House
$164k-$283k/yr HybridFull Time
8+ YOE8+ years building and shipping AI/ML systems with architecture ownership; deep expertise in LLMs, retrieval-augmented generation, knowledge representation, and continual/agentic learning; strong people leadership and communication.
large language models, retrieval-augmented generation, agentic frameworks, knowledge graphs, ontologies
1mo
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Senior Machine Learning Engineer
Boston or Brooklyn
$170k-$205k/yr HybridFull Time
4+ YOE4+ years building and deploying production ML systems, deep expertise in an ML engineering area, strong Python development with testing and CI/CD, familiarity with clinical/EHR data, monitoring and model reliability, and strong communication.
Python, CI/CD, EHR
1w
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Director, World Model & Agentic Learning
Titusville or Cambridge or La Jolla or Spring House
$164k-$283k/yr HybridFull Time
8+ YOEMinimum 8 years post-academic experience building and shipping AI/ML systems, deep expertise in LLMs, retrieval-augmented generation, agentic frameworks and knowledge representation, proven people leadership, and experience with continual learning and auditable AI systems.
large language models, retrieval-augmented generation, agentic frameworks, knowledge graphs, ontologies, Generative AI
4w
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National Council for Mental Wellbeing Director, Learning Delivery Systems
South Attleboro or Washington or United States
$155k-$170k/yr RemoteFull Time
7+ YOE5+ MgmtExperienced technical leader and solutions architect for cloud-native learning platforms; hands-on software development and systems integration experience; deep knowledge of e‑learning standards; 7+ years enterprise product/platform delivery; 5+ years people management.
AWS, LearnUpon, SCORM, xAPI/Tin Can, LTI, AICC, Relias, APIs, SSO, IAM, CRM
1mo
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Senior Software Architect - Deep Learning and HPC Communications
Santa Clara or Westford or Austin or Durham or United States
$224k-$431k/yr HybridFull Time
12+ YOEM.S./Ph.D. in CS/CE or equivalent experience, 12+ years relevant experience, expert C/C++, parallel programming and communication runtimes (MPI, NCCL, UCX, etc.), strong Linux and system/network architecture knowledge.
C/C++, MPI, SHMEM, NCCL, NVSHMEM, OpenSHMEM, UCX, UCC, CUDA, InfiniBand, RoCE, NVLink, PCIe, Linux, PyTorch, TensorFlow
2w
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Applied Scientist, AI & Deep Learning (mid to senior level)
Cambridge, Massachusetts, United States
$120k-$220k/yr HybridFull Time
3+ YOEBachelor's in CS or related, U.S. citizenship with ability to obtain security clearance,3+ years building ML/AI systems or a completed graduate degree, proficiency in Python and Linux, strong math and research skills.
Python, Linux
2w
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Applied Scientist, AI & Deep Learning (mid to senior level)
Cambridge, Massachusetts, United States
$120k-$220k/yr HybridFull Time
3+ YOEU.S. citizen able to obtain security clearance, Bachelors in CS or related field required, 3+ years building ML/AI systems (or graduate degree), Python and Linux proficiency, strong math and communication skills.
Python, Linux
3mo
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Research Scientist - Machine Learning
Boston or Waltham
$150k-$250k/yr OnsiteFull Time
Expertise in scientific Python and at least one deep learning framework, strong probability and linear algebra foundations, deep learning theory familiarity, publications in top ML venues, and experience training/deploying high-performance models.
Python, C++, PyTorch, JAX, TensorFlow, Keras, Slurm, Ray, Weights & Biases, AWS, ONNX
4w
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Machine Learning for Quantitative Pharmacology – Large Molecules Summer-Fall 2026 Co-op
Cambridge or United States or Puerto Rico
OnsiteFull Time, Internship
Currently enrolled in a PhD STEM program, permanent U.S. work authorization (no sponsorship), able to relocate to Cambridge and work 40 hrs/week, experience with Python and statistical/ML; LLM/deep learning/time-series experience preferred.
Python
3w
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Machine Learning and Generative AI Engineer, Digital Transformation
Boston, Massachusetts, United States
HybridFull Time
5+ YOEHands-on ML/GenAI lifecycle expertise; 5+ years post-secondary education or equivalent experience; 2–3 years software development with Python and SQL; 2–3 years deploying NLP/deep learning in cloud; experience with PyTorch/TensorFlow, LangChain/LangGraph, vector DBs, Spark/Kafka, and CI/CD.
Python, SQL, PyTorch, TensorFlow, LangChain, LangGraph, Qdrant, Pinecone, Weaviate, Spark, Kafka, Linux, AWS, GCP, Azure, Airflow, Prefect, Step Functions, CI/CD
2d
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Applied Machine Learning Scientist II (AI/ML - Fraud/Risk, GenAI & Agentic AI)
New York City or Boston
$96k-$156k/yr OnsiteFull Time
1+ YOEUndergraduate degree required (advanced preferred),1+ years relevant experience, deep ML/AI expertise with Python/PySpark/SQL, experience with LLMs/Generative AI, strong software engineering and governance skills.
Python, PySpark, SQL, PyTorch, TensorFlow, LangChain, LangGraph, Hugging Face, MLflow, Azure Databricks, Databricks, Git
1w
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Director, World Model & Agentic Learning
Cambridge or La Jolla or Spring House or Titusville
$164k-$283k/yr HybridFull Time
8+ YOE8+ years building and shipping AI/ML systems with ownership of technical architecture; deep expertise in LLMs, retrieval-augmented generation, knowledge representation, continual/agentic learning; strong people leadership and stakeholder communication.
2mo
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Staff Machine Learning Engineer, ML Infrastructure
Boston, Massachusetts, United States
$184k-$269k/yr HybridFull Time
8+ YOE8+ years software/ML engineering; deep cloud ML infra on Kubernetes; Ray experience; AWS and Kafka; Python; staff-level technical leadership.
Ray, Kubernetes, KServe, Triton, vLLM, Kubeflow, Argo, AWS (EKS, S3, IAM), Kafka, CI/CD, infrastructure-as-code, Python, Go/C++/Rust (bonus)
1w
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Applied Researcher I (AI Foundations, Recommendation Systems, Personalization, Reinforcement Learning)
Cambridge or McLean or San Jose or New York
$219k-$272k/yr OnsiteFull Time
2+ YOEPhD or MS+2 years in CS/EE/AI/math; experience building large deep learning models and LLMs, publications, training/deploying models, strong ML foundation and software engineering skills.
PyTorch, AWS Ultraclusters, Huggingface, Lightning, VectorDBs
2mo
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Staff, ML Research Scientist
Waltham, Massachusetts, United States
$154k-$193k/yr OnsiteFull Time
5+ YOE5+ years in deep learning for computer vision or LLMs; Transformers, VLMs/VLAs, and Deep Reinforcement Learning; data management, training, deployment; strong communication; collaborative work.
Python, TensorFlow, PyTorch, Transformers, DL frameworks, Computer Vision, Reinforcement Learning