PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
3mo
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Senior R&D Scientist
Milpitas or Singapore
HybridFull Time
4+ YOEPhD or Masters in engineering or physical science; 4+ years ML research/engineering; strong Python/MATLAB/R; ML libraries; DL frameworks; deploy large-scale models; travel up to 25%.
Python, MATLAB, R, Scikit-learn, PyTorch, TensorFlow, JAX, Large Language Models, Reinforcement Learning, Generative AI
2mo
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R&D Intern
Fremont, California, United States
$40-$45/hr OnsiteMultiple Commitments Available
PhD student or graduate researcher with electrochemistry, battery materials, cell testing, and failure analysis experience.
Python, MATLAB, JMP, Origin, XRD, XPS, Raman, FTIR, BET, TGA
1mo
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Staff R&D Engineer-Algorithm
San Jose, California, United States
$210k-$289k/yr OnsiteFull Time
8+ YOEAdvanced degree in engineering/computer science with 8+ years industry experience; expertise in signal processing, machine learning (PyTorch/TensorFlow), Python, wearable sensors, embedded optimization, and clinical validation.
PyTorch, TensorFlow, Python
2w
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R&D Engineer 5, Software
Santa Clara, California, United States
$157k-$262k/yr OnsiteFull Time
Advanced degree preferred in EE/CS/applied math, expert C++ skills, extensive experience building circuit or numerical simulation engines, deep numerical linear algebra and solver knowledge, strong communication.
C++, Python, Rust
2w
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R&D Director / Sr. Principle Engineer, Semiconductor Process and Device Simulations
Santa Clara, California, United States
$180k-$325k/yr HybridFull Time
10+ YOEPhD (10+ yrs) or MS (15+ yrs) in CS/Applied Math/Engineering, expertise in semiconductor process/device simulation, numerical algorithms, HPC, CUDA, C/C++, Python; strong management and problem-solving skills.
Calibre, C/C++, CUDA, Python, Code Copilot
2w
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AI Agent R&D Expert (PICO) - San Jose
San Jose, California, United States
OnsiteFull Time
Expertise in agent system design and large models (LLM), practical experience with memory/RAG/tool-calling/planning, proficiency in C++/Python/Go, and strong research-to-engineering skills.
C++, Python, Go, LLM, RAG
1mo
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R&D Senior Developer GMS - IDC
Bengaluru or Houston or San Jose or Vasteras or Krakow
OnsiteFull Time
4+ YOEMaster's or PhD in electrical engineering, computer science, or related field; 4+ years software development experience (4–10 years preferred); experience with power system modeling, GMS/SCADA/EMS integration, C#/C++, MATLAB, Java, Python, FORTRAN, Linux/Windows, and Agile methods.
C#, C/C++, MATLAB, Java, Python, FORTRAN, Linux, Windows, SCADA, EMS, GMS, Scrum, Kanban
2w
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Senior/Principal R&D Digital Systems Security, Hybrid
Livermore, California, United States
$140k-$281k/yr HybridFull Time
5+ YOEBachelor's +5 years or equivalent experience in digital systems security, ability to obtain DOE Q-level clearance, expertise in hardware/software security, formal methods, and programming; strong communication skills.
RocQ, Lean, C, C++, Java, Python, Rust, Assembly
2mo
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Senior Manager, R&D Software Engineering
Milpitas, California, United States
$157k-$271k/yr HybridFull Time
10+ YOE4+ Mgmt10+ years embedded GUI software; 4+ years in leadership; medical device experience; strong C/C++, Python; regulatory and quality experience.
C/C++, Python, Qt, LabVIEW, .NET, QNX, Windows, Git, Jenkins, JIRA
2mo
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R&D Engineer IC Design
San Jose, California, United States
$120k-$192k/yr OnsiteFull Time
6+ YOEMaster's degree in Electrical/Electronic Engineering or Computer Science; minimum 6 years in Design Verification; strong SystemVerilog and scripting skills; UVM knowledge preferred; networking/switching knowledge a plus.
SystemVerilog, UVM, C, Python
2mo
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Senior Manager, R&D Software Engineering
Milpitas, California, United States
$157k-$271k/yr HybridFull Time
10+ YOE4+ MgmtBachelor's/Masters/PhD in computer or electrical engineering or related; 10+ years embedded/GUI software experience in medical device domain; 4+ years leadership; proficiency in C/C++, Python, embedded systems, and regulatory compliance.
C/C++, Python, Qt, LabVIEW, Microsoft .NET, QNX, Microsoft Windows, JAMA, Git, Jenkins, JIRA, UML, C#, SAP Product Lifecycle Management, Windows API, DLLs
3d
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Research Scientist – Optical Imaging Systems R&D
Milpitas, California, United States
$136k-$232k/yr OnsiteFull Time
Expertise in optical physics/engineering, system performance analysis, error budgeting, optical modeling/simulation, experimental bench work, MATLAB and Python proficiency; advanced degree preferred.
MATLAB, Python
2mo
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Senior Manager, R&D Software Engineering
Milpitas, California, United States
$157k-$271k/yr HybridFull Time
10+ YOE4+ MgmtLead and manage an agile software team; drive architecture and development of safety-critical medical device software; ensure regulatory compliance; manage multiple projects.
C/C++, Python, Qt, LabVIEW, .NET, SPI, I2C, UART, USB, QNX, Windows, Git, Jenkins, JIRA, RTOS
3mo
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Sr. R&D Equipment Design & Development Engineer
Santa Clara or San Francisco
OnsiteFull Time
10+ YOEBS in Mechanical Engineering, 10+ years in mechanical design of complex equipment; CAD (Solidworks/NX/AutoCAD); assembly, testing, validation; precision motion and vacuum systems.
Solidworks, NX, AutoCAD, Python, C++, LabVIEW
2mo
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Scientist, Probe Design
Newark, California, United States
$89k-$147k/yr OnsiteFull Time
4+ YOEPhD with 4+ years in molecular biology, bioinformatics/computational biology; strong Python/R skills; Linux proficiency; probe design experience; RNAscope knowledge; 2+ years Biotech/R&D; travel ~10%.
Python, R, Linux, Perl, C++, Java, BLAST, BLAT
2w
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Machine Learning Engineer, Recommendation - E-Commerce
San Jose, California, United States
$150k-$317k/yr OnsiteFull Time
3+ YOEBachelor's in CS or related, 3+ years experience, strong algorithms and programming (Python/Java/C++/R), familiarity with ML/deep learning, recommender systems, and distributed training.
Python, Java, C++, R, TensorFlow, PyTorch, MXNet, MR, Spark
4d
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R&D Software Integration Engineer
Hollister, California, United States
$167k-$208k/yr OnsiteFull Time
3+ YOEB.S. in engineering or equivalent experience, 3+ years software development, Python proficiency, Linux and container experience, network capture/analysis, and CI/project tools experience.
Python, JIRA, Wireshark, tcpdump, iPerf, Linux, Docker, Google Cloud, BigQuery
3w
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Staff UX Quantitative Researcher, Android for Auto
San Jose or Kirkland or San Francisco
$188k-$275k/yr OnsiteFull Time
8+ YOEBachelor's degree or equivalent, 8+ years applied research experience, proficiency with Python/R/MATLAB/C++/Java/Go, experience in logs analysis and statistical methods for UX research.
Python, R, MATLAB, C++, Java, Go
2w
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Senior Data Scientist - USDS (Multiple Positions)
San Jose, California, United States
$177k-$329k/yr OnsiteFull Time
2+ YOEMaster's+2yrs or Bachelor's+5yrs in quantitative field; 2yrs experience using SQL and Python/R, building models, ETL with Hive/Spark/Hadoop/SQL Server, and visualizing with Excel/Tableau.
SQL, Python, R, Microsoft Excel, Tableau, Hive, Spark, Hadoop, SQL Server
2w
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Senior/Principal R&D Digital Systems Security, Hybrid
Albuquerque or Livermore
$140k-$281k/yr HybridFull Time
5+ YOEBachelor's plus 5 years relevant experience (or equivalent), ability to obtain DOE Q-level clearance, expertise in hardware/software security, formal methods, and familiarity with secure-system design and verification.
RocQ, Lean, C, C++, Java, Python, Rust, Assembly, ASIC, FPGA, NIST, CNSS