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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Research Engineer
Boston, Massachusetts, United States
$122k-$219k/yr HybridFull Time
Bachelor’s or Master’s in Engineering, CS, Manufacturing, Robotics; hands-on experience with manufacturing systems, robotics, automation, sensing, fabrication; experience applying AI or data-driven methods to engineering or manufacturing.
2mo
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Research Engineer – Simulation
Cambridge, Massachusetts, United States
OnsiteFull Time
Bachelor's degree or higher; strong C++ and Python; experience with physics engines; ability to build and scale physics-based simulation environments.
C++, Python, physics_engines, GPU_acceleration, URDF_SDF_USD
23h
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Security Research Engineer
Fulton or Ann Arbor or Atlanta or Austin or Boston or Cary or San Jose
$136k-$195k/yr OnsiteFull Time
BS degree, experience in threat or malware research and analysis, scripting with Python, familiarity with Windows/Linux/macOS telemetry, strong communication and critical thinking.
Python, Windows, Linux, macOS
3mo
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GNC Research Engineer
Cambridge, Massachusetts, United States
$75k-$156k/yr OnsiteFull Time
3+ YOEBachelor's in engineering/physics/math; 3-5 years systems engineering; defense/missile experience; GN&C knowledge; strong communication; MS thesis or PhD preferred.
SysML, Simulation, Modeling, ProgrammingLanguages
1mo
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Senior Research Engineer, Machine Learning
Toronto or Cambridge
$175k-$200k/yr HybridFull Time
Strong ML foundation, expertise in PyTorch, modern deep learning architectures, high proficiency in programming (concurrency, memory management), debugging and performance optimization, and ability to bridge research and production.
PyTorch, Weights & Biases, Airflow, Kubernetes, Docker, GCP, CUDA, Triton
1mo
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Research Engineer - Formal Methods
Boston or San Francisco or United States
HybridFull Time
Advanced degree (Master's or PhD) in CS/Math/software engineering, strong programming in Python/C/C++/Rust, familiarity with theorem provers, static analyzers, and property-based testing, and ability to obtain U.S. Top Secret clearance.
Python, C, C++, Rust, PVS, Coq, Lean, SMT solvers, Frama-C, Infer, Polyspace, QuickCheck, Hypothesis
2d
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Sr. Applied Research Engineer
Burlington, Massachusetts, United States
$119k-$148k/yr OnsiteFull Time
5+ YOEPhD or MS/BS with equivalent experience in mechanical/biomedical engineering or physics; 5–8+ years in soft-tissue biomechanics, computational modeling, finite element analysis, biomechanical imaging, and algorithm development; COMSOL experience preferred.
COMSOL Multiphysics
2mo
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Research Engineer, Monetization AI
Sunnyvale or Bellevue or Menlo Park or Burlingame or Boston or New York or San Francisco or United States
$184k-$257k/yr HybridFull Time
Bachelor's in CS/ENG or equivalent; ML/NLP/recommender systems experience; Python with PyTorch; scalable ML; familiarity with large-scale architectures and AI tooling.
Python, PyTorch
2w
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Senior Research Engineer, Threat Intelligence
Boston, Massachusetts, United States
$140k-$150k/yr RemoteFull Time
5+ YOE5+ years engineering experience in threat intelligence, security research, or detection engineering; production experience with threat intel data; proficiency with Python, TypeScript/Node, cloud and CI/CD; knowledge of STIX/TAXII, YARA, Sigma, and applied language-model workflows.
Python, TypeScript, Node, STIX 2.1, TAXII 2.1, MISP, MITRE ATT&CK, YARA, Sigma, STIX Patterning, AWS, CI/CD, SQL, regex, Splunk, Kinesis, NetFlow, Golang, CEL, OPA, OpenCTI, FAIR
2mo
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Research Scientist/Engineer 1060H-BFCB
Billerica, Massachusetts, United States
OnsiteFull Time
0+ YOEPhD in Electrical/Computer Engineering, Physics, Applied Math, or related field with 0-3 years industrial experience; or MS with 2-5 years; or BS with 5+ years. Experience in embedded systems, electronics, and electro-optical testing.
Oscilloscope, Multimeter, Function Generator, Soldering Equipment, Power Supply, Data Analysis Tools, Test Automation Tools, Embedded Systems
1w
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Senior Research and Development Engineer
Charlotte or Millbury
OnsiteFull Time
5+ YOEBachelor's in chemistry/chemical engineering/materials science required, 5+ years industrial R&D experience, experience with thermoplastic resins/UHMWPE, familiarity with DSC and tensiometry, strong communication and teamwork skills.
DSC, tensiometry
2mo
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Computational Sensing Research Engineer
Boston, Massachusetts, United States
$144k-$198k/yr OnsiteFull Time
PhD or MS with strong mixed-signal design; sensor signal chain, CIS, signal processing, ML for sensor data; strong publication record.
FPGAs, CMOS image sensor, readout circuitry, signal processing, machine learning
1w
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Computational Design Research Engineer
Boston or United States
$100k-$140k/yr RemoteFull Time
5+ YOE5+ years in geometric processing, simulation, optimization, ML, or DSLs. Strong Python and ML skills, experience with CAD/CAE/CAM data, dataset and pipeline development, and MS/PhD in related field.
Python, Machine Learning, LLMs, CAD, CAE, CAM
3mo
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Staff / Principal Engineer, Technical Mitigations Research
Cambridge or London or San Francisco
$224k-$336k/yr HybridFull Time
4+ YOE4-6+ years of engineering work with ML systems; experience building scalable production systems; ability to define research directions; strong communication of complex concepts.
1mo
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Research Software Engineer — Differentiable Scientific Computing (JAX/Julia)
Boston or Cambridge or Barcelona
HybridFull Time
3+ YOE3+ years building scientific/numerical/HPC or ML infrastructure; deep expertise in JAX or Julia; strong Python/Julia engineering; numerical methods, AD, optimization, and profiling skills; clear communication.
JAX, Julia, Python, Kubernetes, Docker, PyVISA, SCPI, HPC, CI
2mo
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GPU HW Research Engineer (San Diego/Boxborough)
Boxborough or San Diego
$162k-$243k/yr OnsiteFull Time
2+ YOEDegree in Computer/Electrical Engineering or related field plus 2–4+ years experience; strong GPU architecture knowledge, C/C++, OpenCL/CUDA/Vulkan/Direct3D12, Verilog/VHDL familiarity, hardware simulation, and collaboration skills.
OpenCL, CUDA, Vulkan, Direct3D 12, Verilog, VHDL, C/C++, Python, llama.cpp, vLLM
1w
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Senior Research Engineer - AI Security
Redmond or Cambridge
$120k-$235k/yr HybridFull Time
4+ YOEBachelor's in CS or related and 4+ years engineering experience coding in C/C++/C#/Java/JavaScript/Python; experience building ML systems, adversarial testing, telemetry, and secure production deployments; ability to pass Microsoft security screenings.
C, C++, C#, Java, JavaScript, Python
2mo
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Lead Research Engineer I - Mission Autonomy & Global Effects
Burlington, Massachusetts, United States
$150k-$196k/yr HybridFull Time
7+ YOEBSc (7+ yrs) or MS (5+ yrs) or PhD (2+ yrs) in a quantitative field, team leadership and program/proposal experience, software development for edge platforms, experience with C/C++, Python (Java/Rust), simulation tools (AFSIM, NGTS), and ability to obtain a U.S. DoD security clearance.
C/C++, Python, Java, Rust, AFSIM, NGTS, Linux
3w
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ML Research Engineer / Scientist (Boston, hybrid)
Boston, Massachusetts, United States
HybridFull Time
Experience building and training deep learning models (PyTorch), designing and running experiments, distributed training, strong understanding of architectures and losses, rigor and reproducibility; authorized to work in the U.S.
PyTorch, DICOM, CheXpert, Kaggle
2mo
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Senior Machine Learning Research Engineer (Sensor Intelligence Group)
Boston, Massachusetts, United States
$150k-$215k/yr OnsiteFull Time
4+ YOEMaster’s or PhD in CS, EE, Biomedical Eng, Data Science, AI, Statistics; 4+ years ML/DL research; publications in ML/DL; experience with regulated/high-risk ML systems; Python, PyTorch, TensorFlow; AWS/GCP; strong communication.
Python, PyTorch, TensorFlow, AWS, GCP
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