Explore remote AI training and data labeling roles that currently accept applicants in South Africa. OpenTrain hires candidates and may place or refer successful applicants to a client project.
Label scratches, cracks, pits, blemishes, missing surfaces, and discoloration in 20MP smartphone screen photos. This flexible, entry-level contractor role offers less than 20 hours per week at $2 per hour.
Posted Nov 14, 2025
Help train computer vision systems by outlining individual recycling objects in images with polygon segmentation tools. This worldwide, entry-level contractor role pays $5 per hour.
Posted Nov 11, 2025
Join a worldwide, English-language contract project labeling PPE images for AI-powered object detection. Use Roboflow to create accurate bounding boxes and classify safety equipment and compliance conditions.
Posted Nov 4, 2025
Help train an AI financial advisor by labeling banking conversations, transaction categories, assistant responses, function calls, and SQL safety in Arabic and English. This worldwide contractor project offers a fixed $2,000 payment.
Posted Oct 30, 2025
Label buttons and related objects in photos for machine learning recognition. This worldwide, entry-level contractor project pays $0.05 per label and uses Label Studio.
Posted Oct 27, 2025
Build polished, high-performance web interfaces as a remote Frontend Web Developer working with JavaScript or TypeScript and a modern framework. Earn $35 per hour with a minimum commitment of 17–20 hours weekly.
Posted Oct 27, 2025
Research and verify company information from official registries, websites, LinkedIn, and press sources. This remote, intermediate contractor role pays $15 per hour and uses careful human judgment to create accurate, traceable business data.
Posted Oct 27, 2025
Review and improve AI-generated chemistry answers for $80 per hour. Apply your chemistry expertise to evaluate reasoning, calculations, mechanisms, safety, and scientific writing in a flexible worldwide contract role.
Posted Oct 24, 2025
Use your biology PhD and research expertise to evaluate AI-generated responses for correctness, reasoning, methodology, and clarity. This worldwide contract role pays $80 per hour and offers part-time work through OpenTrain.
Posted Oct 24, 2025
Use your physics expertise to evaluate AI-generated solutions, identify subtle errors, and write rigorous exemplars for $80 per hour. This worldwide, part-time contractor role requires 17–20 hours weekly and strong scientific English.
Posted Oct 24, 2025
Use your Python and AI coding tool experience to test internal coding software as a part-time contractor. Work worldwide for under 20 hours per week at $100 per hour through OpenTrain.
Posted Oct 17, 2025
Use your frontend expertise to build and refine responsive, accessible web interfaces for AI training work. Earn $10–$30 per hour, with up to $40–$50 for exceptional portfolio quality and delivery.
Posted Oct 6, 2025
Join OpenTrain as a part-time AI Red Team Engineer earning $40 per hour to test LLMs, agents, and RAG pipelines through adversarial security evaluations. Use penetration testing, automation, and LLM security expertise in a remote contract role.
Posted Oct 6, 2025
Use automotive engineering expertise and Python to evaluate AI prompts, calculations, design reasoning, and model responses. This flexible part-time contract pays $40 per hour and requires less than 20 hours weekly.
Posted Oct 1, 2025
Join a 4–6 week contract project labeling exact scene boundaries across approximately 1,000 YouTube videos. Experienced video annotators and teams will use provided guidelines and tools to create high-quality temporal segmentation data.
Posted Sep 14, 2025
Help build a guitar image dataset by labeling frets, fretboards, and nuts with precise polygons in Label Studio. This worldwide, entry-level contractor project pays a fixed $500.
Posted Sep 8, 2025
Use Python, statistical inference, and experimental design to evaluate AI-related data and produce clear, reproducible insights. This worldwide, part-time contract role pays $25 per hour and requires fewer than 20 hours weekly.
Posted Sep 3, 2025
Use Python, SQL, ETL, and dashboarding skills to build reliable data pipelines and communicate insights through interactive visualizations. This worldwide, part-time contractor role pays $25 per hour.
Posted Sep 3, 2025
Join a remote, entry-level image annotation project labeling one target class per image with polygon segmentation in CVAT. Use Segment Anything when helpful, then manually correct results for accuracy.
Posted Aug 25, 2025
Work remotely as an entry-level Data Annotator for RL environments, completing app actions and finding information to support AI training. This part-time contractor role pays $11 per hour and requires 20 or more hours each week.
Posted Jul 22, 2025
Review Slovak video transcripts, identify errors by severity, and document timestamps in a short, flexible project paying $9 per hour. Strong performance may lead to longer-term work.
Posted May 19, 2025
Review Swedish video transcripts, identify major and minor errors, and document precise timestamps for a short remote project paying $22 per hour. Strong performance may lead to longer-term work.
Posted May 19, 2025
Record a 30-minute first-person video of yourself folding at least 120 short-sleeved T-shirts to help train an AI model. This worldwide, entry-level contract project pays a fixed $80.
Posted Mar 18, 2025
Use your PHP and Laravel expertise to review AI-generated code, identify errors, and give structured feedback. This worldwide, part-time contractor role pays $15 per hour and requires less than 20 hours weekly.
Posted Mar 10, 2025
Use advanced SQL to turn 100 natural-language sports questions into accurate, production-ready queries. This remote, part-time contract project runs Monday 24th through Wednesday 26th on East Coast hours.
Posted Feb 22, 2025
Help train a medical scoring model by collecting urine output and serum creatinine data from the MIMIC-IV database using Med-PaLM 2 or BioBERT. This worldwide remote contract offers a $1,000 fixed price.
Posted Feb 19, 2025
Review 50-100 Mandarin electrical engineering question-and-answer pairs, verify responses against source documents, and assess citation support. This intermediate contract offers $40 per hour and approximately 20-40 hours of work.
Posted Feb 3, 2025
Compare 80 AI-generated responses with expert gold answers covering Dutch corporate financial law documents. This remote contractor role pays $40 per hour and requires Dutch and English fluency.
Posted Jan 28, 2025
Help improve AI-generated Python code by reviewing, correcting, and optimizing scripts, functions, and algorithms. This worldwide contractor project offers entry-level contributors $50 per hour.
Posted Nov 12, 2024
Help improve AI models by labeling topics and sentiment in Polish product reviews. This ongoing contractor project offers flexible scheduling, requires at least 15 hours weekly, and pays $7 per hour.
Posted Oct 24, 2024
