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5 research engineer jobs at 4 companies in London, CA

3mo
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Protection Scientist Engineer, Intelligence and Investigations
San Francisco or New York City or Washington or Remote - US
$198k-$425k/yr HybridFull Time
OpenAI
OpenAI: AI research and deployment focused on beneficial AGI.
4+ YOE4+ years in technical analysis/detection using SQL and Python; experience in trust/safety; data engineering and ML knowledge; productionised code experience.
SQL, Python, Data pipelines, Machine Learning, Production software development
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3mo
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AI Engineer/ML Engineer - Senior Developers - AI Training - Fresno, US
Fresno or United States
$80/hr RemoteContract
Prolific
Prolific: Online platform for high-quality human research and AI data.
BS/MS/PhD in CS/AI/Robotics or related field, professional experience building/deploying/fine-tuning ML models, deep learning/LLM expertise (Transformers, Prompt Engineering, RLHF, RAG), ability to audit model logic and spot hallucinations.
PyTorch, TensorFlow/Keras, Python, NumPy, Pandas, Scikit-learn, Hugging Face Transformers, AWS (SageMaker), Google Cloud (Vertex AI), Weights & Biases, LangChain, Pinecone, Milvus, Weaviate
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1w
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Onsite R&D Manager
Visalia, California, United States
$111k-$164k/yr OnsiteFull Time
Post Consumer Brands
Post Consumer Brands: Private consumer packaged-goods manufacturer making cereals, peanut butter, snacks, and pet food for households and retailers.
5+ YOEBachelor’s degree in a relevant technical discipline and 5+ years in food manufacturing, product development, quality assurance, process engineering, or process development; pet food or CPG experience preferred.
Statistical Process Control (SPC), SQF
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3mo
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Chemistry - Graduates - AI Training - Fresno, US
Fresno, California, United States
$60/hr RemoteContract
Prolific
Prolific: Online platform for high-quality human research and AI data.
BS/MS/PhD in chemistry, chemical engineering, biochemistry or related; laboratory, industry, pharma, or academic experience; deep chemistry knowledge; familiarity with SDS/GHS/EPA/REACH/FDA; ability to identify nomenclature, stoichiometry, and spectral errors; PayPal account.
PayPal, Prolific
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3mo
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Product Manager, Central Products
Menlo Park or Remote
$205k-$277k/yr HybridFull Time
Meta
MetaNASDAQ: META: Builds technologies that help people connect, find communities, and grow businesses.
10+ YOE10+ years in product management or design; experience with AI-native strategies; cross-functional leadership with engineering/design/research; executive communication; BS in CS.
AI tools, Data analysis tools
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