Build multi-step AI agents for mathematical research, turning proofs and technical material into reliable software systems. This remote contractor role is open across Latin America and pays $25 per approved task.
Create and evaluate engineering simulation benchmarks for AI agents using Python and open-source tools. This remote contractor engagement lasts up to 12 weeks, with part-time work accepted and required Pacific Time overlap.
Perform electromagnetic and signal integrity simulations for high-speed PCB designs, analyze interconnect behavior, and build Python workflows. The project is worldwide, requires English, and supports 20+ hours per week for about 13 weeks.
Review medical information and AI-generated responses for accuracy, clinical relevance, and sound reasoning. Use your medical expertise to identify errors and provide clear, evidence-based feedback in a remote, part-time project role.
medical knowledgeclinical reasoninganalytical skillsattention to detailevidence-based medicinecritical assessment
Review emergency medicine scenarios and AI-generated medical responses for accuracy, completeness, and safe clinical reasoning. This remote, part-time project is for physicians with emergency medicine experience and fluent English.
emergency medicineacute care assessmentclinical decision-makingmedical information evaluationanalytical skillsattention to detail
Review AI-generated radiology content, identify clinical and reasoning errors, and explain your findings using established imaging principles. This remote, part-time project is open to qualified radiologists in participating countries.
radiologydiagnostic imagingclinical decision-makingmedical content evaluationanalytical skillsattention to detail
Evaluate AI coding tasks using real repository code, technical rubrics, and clear written feedback. The role pays $50 to $100 per hour equivalent, paid per task that meets the project specifications, for about 15 hours per week.
Use your family medicine or primary care expertise to evaluate AI-generated medical responses, apply project guidelines, and explain clinical judgments. This part-time, project-based role is open in many countries, with applications starting through OpenTrain.
clinical reasoningprimary caremedical content evaluationanalytical skillsattention to detail
Create and review graduate-level biology problems that test AI systems on experiments, data, figures, sequences, structures, and scientific reasoning. This remote contractor assignment requires at least 20 hours per week and professional English fluency.
Review and correct Welsh conversational audio transcripts for a 1,350-hour AI voice dataset. Pay is $30 to $35 per hour, with full-time weekday work from mid-November through December 31, 2026.
Build, debug, and evaluate full-stack software and AI-generated code across front-end and back-end systems. Earn $50 to $100 per hour equivalent, paid per task that meets the project specifications, for under 20 hours per week.
Work remotely as a medical imaging clinician annotator, outlining image regions and checking metadata for a large medical image dataset. Pay is $30 to $55 per hour for less than 20 hours per week.
Review AI-generated federal equal employment analyses for accuracy, fairness, and compliance. Use EEO law, OPM standards, and federal HR experience to improve model outputs at $60 to $90 per hour.
Build and improve open source software by adding features, fixing complex bugs, refactoring legacy code, and reviewing code. Pay is $50 to $100 per hour equivalent, paid per task that meets the project specifications.
Evaluate Rust repositories, tests, and bug-fixing tasks to measure how AI coding systems perform. This remote LATAM contract pays $25 per approved task and requires 20+ hours per week.
Evaluate open-source C# code, tests, and bug-fixing tasks used to assess AI models. This remote contractor role pays $25 per label and requires fluent English, software engineering skills, and 20+ hours per week.
Review AI project tasks, outputs, verifiers, rubrics, and delivery quality as a remote QC Packaging Engineer. The 3-month contractor assignment requires 20 hours per week and English fluency.
Review and rate LLM software engineering outputs using Golang codebases, GitHub issues, and unit tests. This contract role pays $25 per label, requires 20+ hours weekly, and is open across 23 listed countries and territories.
Work remotely on Java open-source repositories, testing code and evaluating how well language models solve realistic bugs. The one-month contract pays $25 per approved task and is open to contractors in Latin America.
Review public JavaScript repositories, configure development environments, run tests, and assess how well AI systems fix real software bugs. This remote contractor assignment is open across Latin America and pays $25 per approved task.
Review open-source Python code, GitHub issues, and unit tests to assess how AI models handle real bug-fixing work. This remote contractor assignment pays $25 per approved task and is open across Latin America.
Build and test vulnerable and patched generative AI applications, trace data and action flows, and evaluate authorization, prompt injection, and tool abuse. This worldwide contractor role requires 20+ hours per week and strong application security experience.
Review AI-generated cardiovascular content and assess risk evaluations and preventive treatment recommendations. This remote contractor role pays $80 to $285 per hour and requires specialist cardiology expertise.
Review AI-generated medical information and clinical reasoning in heart failure and transplant cardiology. This remote contractor role pays $80 to $285 per hour and requires specialist medical expertise.
heart failure managementcardiologyadvanced cardiovascular therapiesclinical reasoningevidence-based medicinemechanical circulatory support
Review AI-generated clinical information, coronary procedures, and treatment strategies using your interventional cardiology expertise. The role pays $80 to $285 per hour and is open to qualified candidates in many countries.
Review AI-generated cardiac imaging interpretations, diagnostic reasoning, and clinical recommendations. This remote part-time contractor role pays $80 to $285 per hour and requires specialist medical credentials.
Use your cardiac electrophysiology expertise to review medical AI content, arrhythmia scenarios, ECG interpretation, and rhythm management. This remote contractor role pays $80 to $285 per hour with flexible scheduling.
cardiac electrophysiologyecg interpretationarrhythmia diagnosis and managementclinical reasoningevidence-based feedbackmedical data annotation
Create original competitive programming problems, reference solutions, checkers, and test suites in advanced C++. This remote role offers $45 to $65 per hour equivalent, paid per task that meets project specifications, for 15 to under 20 hours weekly.
Review AI-generated cardiovascular imaging interpretations, clinical reasoning, and diagnostic conclusions as a General Cardiologist. Remote work pays $80 to $285 per hour, with flexible weekly hours.
Review AI-generated text, images, and diagrams using knowledge from your academic discipline. Remote, asynchronous project work pays $100 per hour for eligible undergraduate students.