Machine Learning AI training jobs

Data Scientist Talent Network

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Level: Entry level

Mercor is recruiting experienced data scientists to join a talent network designed to evaluate the capabilities of AI systems to perform data science work. Future roles will primarily involve designing precise evaluation criteria and assessing data science deliverables according to established standards. This role is suited for professionals who have worked in top-tier organizations and master analytical best practices.

Posted July 29, 2026

STEM PhDs and Technical Domain Experts

• Science & Research
• Platform: Mercor
• Location: 4 countries

One-off job consisting of designing difficult problems in your area of expertise to contribute to the training of cutting-edge language models. You will leverage your scientific or technical specialization to create high-quality data intended for artificial intelligence innovation. The sought profile is a PhD holder or advanced degree holder with recognized expertise in STEM.

Posted July 24, 2026

AI Safety Experts - English & Punjabi

• Data & Machine Learning
• Platform: Mercor
• Location: United States
• Language: Punjabi

Join a red teaming team specialized in identifying vulnerabilities of conversational AI models. You will generate high-quality training data by testing AI systems with adversarial inputs, documenting flaws, and producing reproducible reports that clients can use to strengthen the security of their models.

Posted June 4, 2026

Machine Learning Engineer

• Data & Machine Learning
• Platform: micro1
• Location: 58 countries

This role enables a machine learning engineer to contribute to the development of next-generation AI systems by designing and refining machine learning models. You will apply your expertise in Python and ML frameworks to process large volumes of data, optimize model performance, and deliver actionable insights based on rigorous analysis.

Posted April 17, 2026

Business Intelligence Analyst Talent Network

• Data & Machine Learning
• Platform: Mercor
• Location: United States

Join a network of business intelligence experts to collaborate with leading AI labs on varied projects. You will contribute to training and evaluating AI models, creating tasks based on real-world scenarios, and providing expert feedback to advance AI research. This program is aimed at experienced professionals in data analysis, visualization, and modeling, available for remote work of 15 to 30 hours per week.

Posted February 27, 2026

Financial Analyst Talent Network

• Finance & Accounting
• Platform: Mercor
• Location: United States

Join a network of financial analysis experts to collaborate with AI laboratories and leading companies. You will contribute to the training and evaluation of AI models, create tasks based on real-world scenarios, and provide specialized feedback for AI research. Jobs vary in scope and duration, with typical commitments of 15 to 30 hours per week.

Posted February 27, 2026

Lawyer Talent Network

• Legal
• Platform: Mercor
• Location: United States

Join a network of legal experts to collaborate with AI labs and companies developing their models. You will contribute to training and evaluating AI in the legal domain, providing specialized feedback and creating tasks based on real-world scenarios. This role is aimed at legal professionals with solid experience in legal research, contract drafting, and dispute resolution.

Posted February 27, 2026

Machine Learning Engineer Talent Network

• Data & Machine Learning
• Platform: Mercor
• Location: United States

Join a network of machine learning experts to access occasional jobs with AI laboratories and companies. You will contribute to training and evaluating models, creating tasks based on real-world scenarios, and providing domain feedback for AI research. This program is aimed at engineers with solid experience in machine learning model development and capable of working independently on remote projects.

Posted February 27, 2026

Mathematician Talent Network

• Science & Research
• Platform: Mercor
• Location: United States

Join a network of mathematician experts to contribute to the training and evaluation of AI models. You will be connected with AI laboratories and companies seeking your expertise in applied mathematics, based on available projects and your availability. This membership in the talent network opens access to varied roles combining task creation, technical feedback, and AI research.

Posted February 27, 2026

Nursing Talent Network

• Health & Medicine
• Platform: Mercor
• Location: United States

Join a network of nursing experts to collaborate with AI labs and cutting-edge companies. You will participate in training and evaluating AI models in the nursing field, creating tasks based on real-world scenarios and providing specialized feedback to advance frontier AI research.

Posted February 27, 2026

Physical Scientist Talent Network

• Science & Research
• Platform: Mercor
• Location: United States

Join a network of physical science experts to collaborate with leading AI laboratories. You will be engaged for specific roles involving training and evaluating AI models, creating tasks based on real-world scenarios, and providing expert feedback to advance AI research. Engagements vary, typically between 15 and 30 hours per week.

Posted February 27, 2026

Physicist Talent Network

• Science & Research
• Platform: Mercor
• Location: United States

Join a network of expert physicists to collaborate with leading AI laboratories on flexible assignments. You will contribute to the training and evaluation of AI models, design tasks based on real-world scenarios, and provide specialized feedback to advance AI research. This flexible approach allows you to work according to your availability, with typical commitments of 15 to 30 hours per week.

Posted February 27, 2026

Frontend Engineer Talent Network

• Software Engineering
• Platform: Mercor
• Location: United States

Join a network of frontend engineering experts to collaborate with AI laboratories and leading companies. You will participate in training and evaluating AI models, create tasks based on real-world scenarios, and provide specialized feedback to advance AI research. The roles vary in duration and scope, with typical commitments of 15 to 30 hours per week.

Posted February 20, 2026

Full-Stack Engineer Talent Network

• Software Engineering
• Platform: Mercor
• Location: United States

Join a network of full-stack engineering experts to collaborate with leading AI laboratories and companies. You will be matched with varied roles consisting of training and evaluating AI models, designing tasks based on real-world scenarios, and providing specialized feedback to advance AI research. Typical engagements range from 15 to 30 hours per week.

Posted February 20, 2026

Post-Training Research Scientist (LLMs) - Experimental Track

• Data & Machine Learning
• Platform: Vetto

This role is a hands-on research position focused on post-training large language models, where expert annotations are converted into training data and experimental reward signals. It suits a researcher with a PhD or equivalent experience in machine learning or a related quantitative field who can work independently and iterate fast on messy experiments.

Posted January 23, 2026

Expert Senior SWE

• Software Engineering
• Platform: Mercor
• Location: United States
• Level: Expert

A senior-level role at a fundamental AI models laboratory: you will participate in enhancing the capabilities of a model on complex software engineering tasks. This role is suited for senior software engineers with solid experience from leading technology companies.

Posted July 19, 2025

English Language and Literature Expert

• Languages, Translation & Voice
• Platform: Mercor
• Location: United States

This role involves evaluating and improving the performance of a language model on English language tasks. You will annotate texts, edit content generated by AI, and provide detailed feedback to refine its understanding and generation capabilities. The ideal profile is a native or near-native English speaker with professional experience in editing, proofreading, linguistic annotation, or data evaluation for natural language processing.

Posted June 2, 2025

PCB Tool Specialist

• Data & Machine Learning
• Platform: Handshake AI
• Location: United States
• Level: Entry level

Handshake AI seeks skilled PCB and EDA tool users to evaluate AI-generated content and provide feedback on electronics design tasks. Contributors will work flexibly on project-based contract work that involves assessing large language model responses related to PCB layout, schematic capture, and embedded hardware design.

Posted March 10, 2025