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Remote AI Expert - Machine Learning & AI Research jobs

Every AI Expert - Machine Learning & AI Research listing below is remote and traceable to a real, verified employer. 27 open right now, updated daily; when a role goes stale it comes down within 24 hours.

AI Expert - Machine Learning & AI Research is part of our Technology (AI) domain. Filter by pay, experience level, or country to narrow the list.

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26 remote jobs found
Large Language Models (LLMs) Transformer Models Foundation Model Pre-training +12 Fine-Tuning Supervised Fine-Tuning (SFT) RLHF RLAIF DPO Reward Modeling Alignment AI Safety PyTorch JAX TensorFlow Python
  • Remote (Global)
  • $100–$120/hr
  • Jul 8, 2026

Conduct cutting-edge LLM research spanning foundation model pre-training, large-scale data curation, post-training, alignment, and evaluation for leading frontier AI labs.

Reinforcement Learning AI Infrastructure +12 Training Engineering Open Source Microsoft Teams Network Fundamentals Machine Learning Python C++ Communication RLHF DPO Algorithms
  • Germany, United Kingdom, Switzerland
  • Jul 3, 2026

Reinforcement learning post-training is driving some of the most significant capability gains in AI today. It is the process that teaches a model to reason through hard problems, follow complex instructions, and act as an autonomous agent.

AI Expert - Machine Learning & AI Research Contractor · Part-time Short-term
Machine Learning Natural Language Processing Python +12 LLM Evaluation LLM Prompt Engineering Data Annotation Deep Learning PyTorch TensorFlow Large Language Models (LLMs) Transformers Model Training Model Evaluation Retrieval Systems Applied Machine Learning
  • United States
  • $80–$110/hr
  • Jul 2, 2026

Seeking experienced Machine Learning and NLP professionals to design expert-level AI evaluation tasks, develop reference solutions, and evaluate frontier AI models for a leading AI laboratory.

Automated Planning Symbolic AI Artificial Intelligence +10 Machine Learning Operations Research Knowledge Representation Search Algorithms Quality Assurance Technical Review LLM Evaluation Reasoning Systems Technical Writing Problem Validation
  • United States, United Kingdom, Canada, Australia, New Zealand
  • $55-$80/hour
  • Jun 23, 2026

Mercor is seeking Automated CS Planning QA Reviewers for a premier project with one of the world's leading AI laboratories. In this role, you will review and quality-check advanced symbolic AI and automated planning problems created by domain experts. Your work will help ensure…

Automated Planning Symbolic AI Artificial Intelligence +11 Machine Learning Operations Research Search Algorithms Knowledge Representation Planning Systems Decision Theory Reasoning Systems Problem Design LLM Evaluation Research Technical Writing
  • United States, United Kingdom, Canada, Australia, New Zealand
  • $55-$80/hr
  • Jun 23, 2026

Mercor is seeking Automated CS Planning PhDs and Domain Experts for a premier project with one of the world's leading AI laboratories. In this role, you will apply advanced expertise in automated planning, symbolic AI, artificial intelligence, machine learning, and related…

AI Engineering Infrastructure +12 Research Microsoft Teams Organization Training Python Go TypeScript APIs Microservices Analysis DevOps Programming
  • Remote (Global)
  • $20 – $40/hr
  • Jun 22, 2026

Senior Software Engineer (AI Systems) About the Role What if your engineering expertise could power the AI systems that are transforming how millions of people work, learn, and communicate every day? We're looking for a Senior Software Engineer to design, build, and scale the…

JAX MLOps Machine Learning Infrastructure +10 Distributed Systems Pallas Triton GPU Programming Deep Learning LLM Training LLM Evaluation Model Optimization Training Pipelines Kernel Programming
  • United States
  • $70-$110/hr
  • Jun 22, 2026

Join a leading AI lab's cutting-edge Generative AI team and help build foundational AI models from the ground up. This opportunity is seeking experienced MLOps Engineers with deep expertise in JAX and kernel-level programming using Pallas or Triton. The role focuses on AI…

PyTorch MLOps Machine Learning Infrastructure +12 Distributed Systems Triton Pallas GPU Programming Computer Vision Deep Learning LLM Training LLM Evaluation Model Optimization Training Pipelines Machine Learning ML Pipelines
  • United States
  • $70-$110/hr
  • Jun 22, 2026

Join a leading AI lab's cutting-edge Generative AI team and help build foundational AI models from the ground up. This opportunity is seeking experienced MLOps Engineers with deep expertise in PyTorch and kernel-level programming using Triton or Pallas. The role focuses on AI…

Labelbox AI Python +12 TensorFlow PyTorch scikit-learn Scalability Architecture Logic Problem Solving English Communication Machine Learning Training MLOps
  • Remote (Global)
  • $90 – $120/hr
  • Jun 19, 2026

SWE - Machine Learning (Contract) Labelbox • Remote (United States preferred) Shape the data that powers frontier AI Quick facts - Engagement - Hourly, at‑will contractor- Schedule - Fully remote & asynchronous (min. 15 hrs/week)- Pay Range (US) - \\$25 – \\$100 per hour-…

Research Engineering AI +12 GenAI Machine Learning Testing Fine-Tuning Strategic Thinking Operations Scalability Documentation Leadership Statistics Mathematics LLMs
  • United States
  • $175,000 – $225,000/yr
  • Jun 19, 2026

Innodata (Nasdaq: INOD) is a global data engineering company. We believe that data and Artificial Intelligence (AI) are inextricably linked.

Research Open Source AI +12 Engineering Algorithms Reinforcement Learning Training Infrastructure LLMs Curation Reasoning Microsoft Teams Recruiting Generative AI Model Training
  • United States
  • From $192,000/yr
  • Jun 16, 2026

Join NVIDIA and help build the Nemotron models that will define the foundation of open-source generative AI. We are looking for a research scientist / engineer who is passionate about open-source and excited to create our next-generation post-training pipelines.

Software Engineering Artificial Intelligence Machine Learning +12 Data Science Data Engineering Information Technology Cloud Computing Software Architecture System Design Data Analytics Technical Documentation PowerPoint Google Slides Written Feedback Quality Assurance
  • Remote (Global)
  • $80 - $120/hour
  • Jun 7, 2026

About the Role Mercor is seeking experienced Software, AI, IT, and Data Evaluators to assess AI-generated work products for accuracy, rigor, presentation quality, and domain expertise. Evaluators will review materials such as: Technical documentation System architecture…

AI Training Machine Learning +12 Research Verification Editing Writing Reasoning Interpretation Debugging Analytics Natural Language Processing Statistics Flexible Infrastructure
  • United States
  • Up to $150/hr
  • Jun 5, 2026

AI Trainer – Machine Learning Specialists About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world.

Machine Learning Python PyTorch +11 TensorFlow scikit-learn Data Science Natural Language Processing Computer Vision Reinforcement Learning XGBoost LightGBM Feature Engineering Model Evaluation Recommendation Systems
  • Remote (Global)
  • $90/hr
  • Jun 3, 2026

Mercor is seeking experienced Machine Learning Engineers and Applied Machine Learning Researchers to design, solve, and evaluate complex machine learning challenges that reflect real-world ML workflows. This role requires strong hands-on modeling expertise, experience building…

AI Machine Learning Training +12 LLMs Education Robotics Fine-Tuning Transformers Optimization Engineering RLHF RAG Audit Logic Algorithms
  • United States
  • Up to $80/hr
  • May 21, 2026

AI & Machine Learning Engineer - AI Training About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world.

AI Machine Learning Training +12 LLMs Education Robotics Fine-Tuning Transformers Optimization Engineering RLHF RAG Audit Logic Algorithms
  • United States
  • Up to $80/hr
  • May 20, 2026

AI & Machine Learning Engineer - AI Training About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world.

AI Machine Learning Training +12 LLMs Education Robotics Fine-Tuning Transformers Optimization Engineering RLHF RAG Audit Logic Algorithms
  • United States
  • Up to $80/hr
  • May 20, 2026

AI & Machine Learning Engineer - AI Training About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world.

AI Training Machine Learning +12 Research Verification Editing Writing Reasoning Interpretation Debugging Analytics Natural Language Processing Statistics Flexible Infrastructure
  • United States
  • Up to $150/hr
  • May 19, 2026

AI Trainer – Machine Learning Specialists About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world.

Machine Learning Research Data Science +11 Reinforcement Learning LLM Evaluation Model Evaluation Feature Engineering ML Pipelines Scientific Computing Quantitative Analysis Natural Language Processing Signal Processing Research Writing Technical Communication
  • Remote (Global)
  • $200 - $400/hr
  • May 18, 2026

Alignerr is seeking machine learning domain experts to help design advanced evaluation challenges for frontier AI systems. This role focuses on building expert-level machine learning evaluation tasks that test the limits of state-of-the-art AI models using deep scientific and…

AI Machine Learning Training +12 LLMs Education Robotics Fine-Tuning Transformers Optimization Engineering RLHF RAG Audit Logic Algorithms
  • United Kingdom
  • Up to $80/hr
  • May 14, 2026

AI & Machine Learning Engineer - AI Training About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world.

AI Machine Learning Training +12 LLMs Education Robotics Fine-Tuning Transformers Optimization Engineering RLHF RAG Audit Logic Algorithms
  • United States
  • Up to $80/hr
  • Apr 30, 2026

AI & Machine Learning Engineer - AI Training About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world.

AI Reasoning Problem Solving +12 Training Robotics Mapping Precision Transformations Geometry Consistency Accuracy Research Mathematics Engineering Communication
  • India, Thailand, United States
  • $8–$65/hr
  • Mar 9, 2026

Are you an experienced Homography specialist eager to shape the future of AI? Large-scale language models and computer vision systems are evolving rapidly, moving beyond basic perception into advanced mathematical modeling, spatial reasoning, and applied problem-solving.

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Machine Learning AI Testing +12 Education Engineering Reasoning Research Writing Rubrics LLMs Optimization Transformers Natural Language Processing Training Python
  • United States
  • $30 – $50/hr
  • Feb 12, 2026

Do you enjoy Kaggle-style problem solving, iterating on models, testing ideas, and driving performance gains? Now imagine doing that as paid work, where your solutions directly strengthen the world’s most advanced AI systems.

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