Explore remote AI training and data labeling roles that currently accept applicants in Bolivia. OpenTrain hires candidates and may place or refer successful applicants to a client project.
Join OpenTrain to help design taxonomies, rubrics, and benchmarks for detecting self-harm, eating disorders, and suicide risk in AI systems; remote, contractor role (20+ hrs/week) paying USD $50–$90/hr, English required.
Posted Jun 30, 2026
OpenTrain is hiring a PhD-level mathematician to review, create, and evaluate advanced mathematical content for AI training—remote, contract role at 20+ hrs/week, paid $60–$90/hr. Help build rigorous math datasets, write problems and proofs, and shape how models learn.
Posted Jun 30, 2026
Review marketing and sales decks, build rubrics, analyze campaign and dashboard data, and help train AI business tools in a contract role paying $50–$60/hr for 20+ hours/week. Join OpenTrain to grow a flexible freelance career shaping how commercial AI behaves.
Posted Jun 30, 2026
Remote contractor role developing strategic recommendations, executive presentations, financial models, and scoring rubrics used to train AI; $50–70/hr, 20+ hrs/week. Join OpenTrain to apply consulting experience to real business documents and help shape model behavior.
Posted Jun 30, 2026
Expert M&A attorney needed to redline contracts, perform simulated negotiations, and evaluate AI responses to improve contract-review models. Remote contractor role (OpenTrain AI), 20+ hrs/week, $80–$105/hr; requires J.D., active U.S. bar, and 2+ years M&A experience.
Posted Jun 30, 2026
Help train legal AI by reviewing contracts, interpreting regulations, and writing concise legal summaries for a remote contractor role. Entry-level friendly, 20+ hrs/week, paid $15–$25/hr, English required.
Posted Jun 30, 2026
Part-time contractor role reviewing and grading AI-generated contract redlines for fund documents (LPAs, subscription agreements, side letters). Requires active U.S. bar and funds-department experience; pays $80–$105/hr and is under 20 hrs/week.
Posted Jun 30, 2026
Join OpenTrain to analyze real-world financial documents, build models, and rate outputs that train next-generation AI. Part-time contractor role (20+ hrs/week), remote, $15–$25/hr; strong Excel, risk-awareness, and clear communication required.
Posted Jun 30, 2026
Join OpenTrain AI as a remote Engineering Technical Documentation Reviewer earning $40–$50/hr by reviewing blueprints, CAD outputs, and inspection reports to train AI systems. This part-time contractor role requires 20+ hours/week, English fluency, and real-world technical documentation experience.
Posted Jun 30, 2026
Join OpenTrain AI as a contracted Child and Online Safety Expert to design taxonomies, detection frameworks, and clinical response rubrics that help AI systems recognize and respond to youth self-harm, eating disorders, and online exploitation. Remote, part-time work (20+ hrs/week) paying $50–$90/hr
Posted Jun 30, 2026
Contract role for chemical safety and toxicology experts to evaluate model outputs and documents; $50–$90/hr, 20+ hours/week, with estimated project earnings of $8,000–$14,400. Work remotely for OpenTrain AI to shape how AI systems handle hazardous-chemicals content.
Posted Jun 30, 2026
Join OpenTrain as a remote Biosecurity & Synthetic Biology Expert to evaluate AI outputs for biosecurity risk, working ~20 hrs/week on a 1–3 month contract at $50–$90/hr (est. $8k–$14.4k). Use your biorisk and synthetic biology expertise to rate model responses and provide clear, evidence-based feed
Posted Jun 30, 2026
OpenTrain AI seeks an adversarial ML / red-team specialist to design safety tests, stress-test LLMs for prompt-injection and tool-use abuse, and build regression suites. Part-time contractor role (remote, 20+ hrs/week) paying USD $50–$90/hr.
Posted Jun 30, 2026
Join OpenTrain AI to define safety standards, escalation protocols, and abstraction frameworks for nuclear and radiological risk evaluation; remote, 20+ hrs/week, $50–$90/hr. Help shape how advanced models handle sensitive nuclear security information.
Posted Jun 30, 2026
Annotate engineering diagrams as graphs: draw tight bounding boxes for symbols (7 classes plus routing nodes) and label edges (solid/non-solid). Small paid pilot followed by a ~60-sheet batch; tooling experience with Label Studio or CVAT required.
Posted Jun 30, 2026
OpenTrain seeks a Mathematics Expert (PhD) to write and review advanced mathematics prompts, model answers, and evaluations; part-time remote contract (~20 hrs/week) for 1–3 months at $80–$90/hr. Strong math background and clear written explanations required.
Posted Jun 28, 2026
Join OpenTrain AI as a remote, part-time contractor to review electrical schematics, wiring diagrams, and field documentation to help train next-generation AI—20+ hours/week, $40–$50/hr. Provide technical ratings and clear explanations to improve model outputs.
Posted Jun 28, 2026
Join OpenTrain as a Chemistry Expert (PhD) to write and review high-quality chemistry answers, create benchmark responses, and shape AI behavior. Part-time, remote work (20+ hrs/week) paying $80–$90/hr; English required, worldwide applicants welcome.
Posted Jun 28, 2026
Part-time remote contractor role helping train AI systems by writing, reviewing, and rating business-operations content; $50–$60/hr, ~20 hrs/week for 1–3 months with estimated earnings of $8,000–$9,600. English fluency and real-world business analytics experience required.
Posted Jun 28, 2026
Join OpenTrain to apply your biology expertise to train and evaluate AI models: write expert responses, review model outputs, and provide clear scientific feedback. Remote, part-time contractor work paying $80–$90/hr for roughly 20 hours/week over 1–3 months.
Posted Jun 28, 2026
Join OpenTrain AI to label humanoid robotics video for VLA models as a Level B annotator — 20+ hrs/week, contractor, paid USD $6/hr (range $5–$8); Encord experience preferred but other platform experience is accepted.
Posted Jun 27, 2026
Review scientific figures, lab reports, and technical publications to evaluate model outputs and deliver clear, rubric-based feedback; remote contractor role paying $40–$50/hr, 20+ hrs/week, estimated project earnings $6,400–$8,000.
Posted Jun 27, 2026
OpenTrain AI is hiring an intermediate UI/UX Designer for a short contract role (fixed price $100) with a remote, worldwide scope; applicants will complete a brief AI-driven interview that evaluates design skills, tools knowledge, and portfolio work.
Posted Jun 15, 2026
OpenTrain AI seeks detail-oriented contractors to extract structured data from legal, finance, and compliance documents (PDF/DOCX). Part-time, remote work validating and editing AI draft outputs into a required JSON schema; pay USD 8.00–11.20/hr.
Posted May 14, 2026
OpenTrain AI seeks licensed pathologists (MD/DO) to compare whole‑slide images and rate superresolution algorithm outputs; remote, contract, part‑time work at a competitive hourly rate (typical $150/hr; $100–$200/hr).
Posted May 12, 2026
Join an academic research project validating and refining image–text samples of African cultural content; native fluency required. Flexible, remote contract work paid $0.29 per sample with weekly payouts and an initial 50-sample pilot per language.
Posted Apr 28, 2026
Annotate and restructure accounting and finance PDFs—verify OCR, correct tables, and produce clean HTML and JSON key‑value outputs. Remote contractor role, 20+ hrs/week, $7–$9 USD/hour; ideal for candidates with bookkeeping, audit, or finance reporting experience.
Posted Apr 27, 2026
Record scripted Dutch dialogue for OpenTrain AI using a professional recording setup; native Dutch fluency and clean, unprocessed audio are required. This part-time contractor role is remote, flexible, and pays a competitive hourly rate.
Posted Apr 23, 2026
Rate and evaluate image quality for dataset development in a remote, part-time contractor role paying $5–$7/hr. Must be fluent in English, have intermediate experience with image quality evaluation or annotation, and be available 20+ hours/week.
Posted Apr 15, 2026
Record high-quality narrated audio for AI training with a flexible part-time contract. Must have professional recording equipment, fluent English, and the ability to follow precise tone, pacing, and pronunciation instructions; paid $50/hr (range $40–$60).
Posted Apr 10, 2026
