Open AI training and data labeling positions available to applicants in United States. Every job is remote — apply with a free OpenTrain account.
Contribute electrical systems expertise to train AI by annotating schematics, wiring diagrams, and technical manuals on a remote, part-time contract (20+ hrs/week). $40–$50/hr; worldwide; work asynchronously through OpenTrain for OpenTrain.
Posted Jun 28, 2026
Join a remote, part-time project reviewing Dutch transcriptions and recording speech samples to train speech recognition models — contractor work at USD $15–$30/hr, 20+ hrs/week. Strong Dutch fluency and clear audio recordings required.
Posted Jun 28, 2026
Join OpenTrain as a remote Data Scientist working 20+ hours/week on data analysis and statistical modeling to help train next‑generation AI—entry-level friendly, contractor/part-time, up to $100/hr. Work includes cleaning data, building predictive models, and delivering visual insights.
Posted Jun 28, 2026
Expert-level, remote contract role creating advanced finance prompts, benchmark Excel/PPT solutions, and grading rubrics for AI evaluation. Part-time (20+ hrs/week), USD $50–58/hr — work with OpenTrain to shape finance-focused AI model behavior.
Posted Jun 28, 2026
Join AI evaluation projects using your computational physics expertise to improve scientific reasoning in models. Remote, freelance role (20+ hrs/week) paying $20–$60/hr; PhD or equivalent research/industry experience required.
Posted Jun 28, 2026
Contractor role evaluating AI model outputs for computational engineering tasks (CFD, FEA, robotics) with 20+ hrs/week remote work and pay up to $60/hr. Requires PhD or equivalent experience and hands-on simulation/tooling expertise.
Posted Jun 28, 2026
Join OpenTrain as a remote Computational Chemistry AI Expert to validate and benchmark chemistry-focused AI systems. Contractor, 20+ hrs/week, pay up to $60/hr — use your computational chemistry and scientific programming expertise to review simulations, workflows, and model outputs.
Posted Jun 28, 2026
Evaluate and benchmark AI outputs in genomics, transcriptomics, structural and systems biology for a remote, expert contractor role. PhD (or equivalent) required, 20+ hrs/week, paid hourly $20–$60 via OpenTrain.
Posted Jun 28, 2026
Remote contractor role building and running robust checkers for competitive programming problems; requires advanced C++, strong problem-analysis skills, and 15–20+ hours/week availability. Pay ranges $40–$80/hr and Codeforces history is highly valued.
Posted Jun 28, 2026
Provide commercial real estate expertise to train AI models by reviewing leases, valuations, feasibility studies, and property-management scenarios. Remote contract, part-time, $40–$65/hr; English required and open worldwide.
Posted Jun 28, 2026
OpenTrain is recruiting for a remote Chemistry AI Training Expert to write and review advanced chemistry prompts, create golden responses, and evaluate model outputs. Part-time contractor role (20+ hrs/week) paying $80–$90/hr; English required and open worldwide.
Posted Jun 28, 2026
Join OpenTrain to review, annotate, and evaluate 2D and 3D AutoCAD designs for AI training, working remotely 20+ hrs/week on a contract basis. Flexible schedule with pay ranging $20–$70/hr for experienced CAD reviewers.
Posted Jun 28, 2026
Contract, part-time role helping a client improve operations through BI, KPI reporting, process documentation, and evaluation frameworks; flexible 20+ hours/week at $50–$60/hr and contributions to AI training (evaluation/RLHF).
Posted Jun 28, 2026
Contract BI role supporting AI model training: use advanced Excel to prepare, validate, and present datasets for model workflows. Remote, worldwide; 20+ hrs/week at $40–$50/hr for experienced Excel professionals.
Posted Jun 28, 2026
Join a remote, part-time contractor project evaluating AI-generated business documents and improving productivity tools. Work 20+ hours/week reviewing Excel, PowerPoint, and Word deliverables; pay ranges $20–$70/hr and the role is ideally based in the US.
Posted Jun 28, 2026
Contract role for Florida-based building code reviewers to evaluate architectural and permit documents for AI-training datasets; 20+ hrs/week at $80–$120/hr. Use your code-review experience to create high-quality evaluations and summaries that teach construction compliance models.
Posted Jun 28, 2026
Join a remote contractor project as a Biology Expert (PhD required) to evaluate and craft biology prompts, explanations, and model outputs for AI training. Part-time (20+ hrs/week), $80–$90/hr, English required — no prior AI experience needed.
Posted Jun 28, 2026
Work remotely as a Bengali language AI data specialist to transcribe, review, caption, and record spoken Bengali for model training. Part-time contractor role (20+ hrs/week), remote worldwide, pay $14–$24/hour depending on task and experience.
Posted Jun 28, 2026
Join OpenTrain to review, clean, and QA audio used to train AI and ML systems. Remote contractors in the US and Canada, 20+ hours/week, pay $30–$50/hr for experienced audio listeners with professional monitoring setups.
Posted Jun 28, 2026
Join a remote, part-time contractor project collecting and annotating Arabic speech for next-generation AI — 20+ hrs/week with pay up to $41/hr. Native-level Modern Standard Arabic speakers with phonetics knowledge encouraged to apply.
Posted Jun 28, 2026
Join a remote, part-time contract to review and correct Modern Standard Arabic audio transcriptions, add metadata, and improve training data quality for AI systems. Flexible 20+ hrs/week role paying up to $20/hr for freelancers fluent in Arabic and comfortable communicating in English.
Posted Jun 28, 2026
Design and refine rubric-based evaluation tasks that test AI agent behavior, document outcomes in clear English, and improve scoring methods. Contractor, part-time (20+ hrs/week), remote — pay $20–$35/hr; fluency in English and strong written precision required.
Posted Jun 28, 2026
Join OpenTrain as a part-time contractor building scalable ML infrastructure and production-ready models — remote, worldwide, 20+ hrs/week. Competitive pay $30–$90/hr; portfolio or public work required.
Posted Jun 28, 2026
Use your CPA-level accounting expertise to review and validate financial documents used to train AI systems. Remote contractor work, up to $60/hr with a typical commitment of 20+ hours/week and flexible scheduling.
Posted Jun 28, 2026
Join a remote, part-time contracting role to review and improve AI model outputs for .NET and C# systems, write and refine code snippets and technical docs, and share cloud and architecture expertise. Flexible 20+ hrs/week work, paid $30–$90 USD/hr.
Posted Jun 28, 2026
Apply your cloud architecture and Kubernetes expertise to help train AI systems by reviewing designs, writing realistic infrastructure scenarios, and rating model outputs. Contract, remote work paying $40–$120/hr for experienced cloud professionals (20+ hrs/week).
Posted Jun 28, 2026
Annotate humanoid video data to train vision-language-action (VLA) models using Encord; Level B, intermediate role, 20+ hrs/week, contractor/part-time, pay around $6/hr. Worldwide remote — Encord experience preferred, otherwise state other platforms you've used.
Posted Jun 27, 2026
Join OpenTrain as a Writing AI Trainer to evaluate and edit AI-generated content and help shape datasets that improve model outputs. Remote, part-time contract (20+ hrs/week) paying $49–$61/hr USD.
Posted Jun 27, 2026
Join a remote contractor team editing, formatting, and managing complex Word and PDF workflows for AI training and compliance projects. Part-time (20+ hrs/week), $20–$55/hr — ideal for experienced document professionals with advanced degrees.
Posted Jun 27, 2026
Help train AI by performing precise web interactions, capturing screenshots, and annotating browsing sessions for quality data. Contractor role, English required — paid hourly ($30–$45/hr), 20+ hours/week.
Posted Jun 27, 2026
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