All roles

Open role

Computer Science PhD (Argentina)

Remote · Brazil Full-time

Overview

We are looking for experienced Machine Learning and AI Experts to help train and evaluate advanced AI models. In this role, you will apply your domain expertise to assess AI-generated content, create high-quality technical prompts and answers, and evaluate model responses for accuracy, relevance, and clarity. This is a remote, flexible opportunity for experts who want to contribute to the development of better AI systems.

Compensation

US$150 per hour

Key Responsibilities

As a Machine Learning / AI Expert, you may contribute by: Assessing the factual accuracy, technical quality, and relevance of AI-generated text related to Machine Learning and Artificial Intelligence. Crafting and answering advanced questions across Machine Learning, AI, and adjacent technical domains. Evaluating, comparing, and ranking AI-generated responses based on correctness, reasoning quality, completeness, and clarity. Identifying errors, inconsistencies, hallucinations, or weak reasoning in model outputs. Providing clear feedback that helps improve the performance of AI systems. Ideal Qualifications We are especially interested in candidates with one or more of the following: A PhD in Machine Learning, Artificial Intelligence, or an adjacent field, such as Computer Science, Statistics, Applied Mathematics, Computational Neuroscience, Natural Language Processing, Computer Vision, Reinforcement Learning, or Data Science. Experience working as a Machine Learning Engineer, AI Researcher, Applied Scientist, Data Scientist, or in a comparable highly technical or analytical role. Strong understanding of core Machine Learning and AI concepts, including model training, evaluation, optimization, and real-world application. Ability to write clearly, precisely, and fluently in English about complex technical topics. Strong analytical judgment and attention to detail. Work Arrangement Remote Flexible hours

More open positions

Computer Science PhD (Sweden)

Work from home Full-time role

Senior Data Engineer

Work from home Full-time role

Senior Software Engineer

Work from home Full-time role

Software Engineer

Work from home Full-time role

Senior DevOps Engineer

Work from home Full-time role

Senior Clinical Research Associate, Remote, Midwest Region

Work from home Full-time role

Epic Analyst Associate, Clindoc, FT, Days, - Remote

Work from home Full-time role

Senior Full-Stack Developer — Affiliate Marketing Platform

Work from home Full-time role

Remote Part-Time Live Chat Customer Support Specialist – Join careerzynith for Exceptional Service & Growth

Work from home Full-time role

Freelance Medical Interpreter

Work from home Full-time role

Cost Manager / Quantity Surveyor - Data Center Construction (Heavy Civil)

Work from home Full-time role

GIS Systems Engineer-ArcGIS experience required (Remote)

Work from home Full-time role

Work from Home Scheduling Coordinator

Work from home Full-time role

Service Desk Agent I (Remote SoCal ) ( 3rd shifts)

Work from home Full-time role

Senior Sales Executive, Need Integrated Health EHR Software Sales Experience – Work From Home

Work from home Full-time role

Remote- Insurance Verification Specialist; Part-Time

Work from home Full-time role

Marketing Account Manager, Client Success – Orthodontic & Dental

Work from home Full-time role

Lead Recruiter, HQ Functions & Executive [Remote]

Work from home Full-time role

Assistant Director of Development, Institute for Climate and Sustainable Growth

Work from home Full-time role

[Remote] Associate Principal, Strategic Finance - CBO

Work from home Full-time role

Software Engineer, Data Infrastructure & Acquisition - Ho Chi Minh City, Vietnam

Work from home Full-time role