Looking for remote AI training and data-labeling work while located in Romania? OpenTrain is the hiring organization for these roles, candidates apply through OpenTrain, and OpenTrain may place or refer successful candidates to the client whose project they will support. These listings cover work that explicitly accepts applicants located in Romania; individual postings control eligibility, qualifications, hours, and pay, so review each posting carefully before applying.
Lead QA for Romanian AI training projects: review AI-generated Romanian content against rubrics, give precise feedback, maintain style guides, and support trainer onboarding. Remote contractor role in Romania, 20+ hrs/week, hourly pay up to $25.
Posted Jul 9, 2026
Join OpenTrain AI as a Romanian Language AI Reviewer to evaluate and rewrite AI-generated Romanian text, create gold-standard references, and rate model responses. Remote contract work for Romania, up to $20/hr, ~20+ hours/week, English used for guidelines and feedback.
Posted Jul 9, 2026
OpenTrain seeks a remote Chemistry Expert Reviewer to design, review, and refine chemistry content and problems for AI training; PhD or ABD with teaching and research experience required. Part-time contractor role, 20+ hrs/week, $70–$90/hr.
Posted Jul 7, 2026
Use your computational biology expertise to evaluate and annotate AI-generated outputs across genomics, structural biology, and systems biology. Remote contractor role, 20+ hrs/week, $40–$60/hr — help shape safer, more accurate scientific AI.
Posted Jul 7, 2026
Apply your computational chemistry expertise to review simulations, electronic-structure methods, and cheminformatics pipelines used to train and validate chemistry-focused AI systems. Remote contract role, 20+ hrs/week, $40–$60/hr.
Posted Jul 7, 2026
Join a long-term, remote video-annotation contract to help train vision-language action models by classifying activities and marking objects in everyday household videos using Encord. Fixed-price contract ($58,000 USD) with up to 180 hours/month per annotator and ongoing work for top performers.
Posted Jul 7, 2026
Join OpenTrain AI as a part-time, remote Software Engineer focused on QA and testing for AI-powered video generation products — 20+ hrs/week at $30–$42/hr. Bring TypeScript experience, a portfolio of self-built projects, and QA/test automation skills to help improve real AI products.
Posted Jul 6, 2026
Join OpenTrain as an Engineering Document Review Expert to evaluate technical reports, design documents, and project analyses for AI training — remote contractor role, 20+ hours/week, paid $20–$40 USD/hour. Ideal for engineers with technical-reporting experience.
Posted Jul 3, 2026
Join OpenTrain to review and validate technical chemistry documents for AI training—edit experimental write-ups, fact-check equations and datasets, and produce clear explanations. Remote contractor role, 20+ hrs/week, pay $20–$40 USD/hr, English required.
Posted Jul 3, 2026
Join OpenTrain AI as a remote Physics Content Review Specialist to evaluate and refine physics documents used to train AI models; this contractor role requires 20+ hours/week and pays $20–$50/hr. Bring your physics background to improve model reasoning and scientific accuracy.
Posted Jul 3, 2026
Join OpenTrain as a Mathematics Expert to write and evaluate advanced math solutions and proofs that train and benchmark AI systems. Flexible contract work (20+ hrs/week), remote worldwide, $20–$40/hr.
Posted Jul 3, 2026
Share original, professionally authored legal documents to help train responsible AI agents — remote contractor work, 20+ hours/week, paid $20–$40/hr. Ideal for practicing lawyers, legal researchers, or compliance consultants with strong drafting and legal-analysis experience.
Posted Jul 3, 2026
Join OpenTrain as a remote, part-time Computer Science AI Training Specialist to author and evaluate technical examples that teach AI systems; contractor work at $20–$40/hr for 20+ hours/week. Ideal for CS graduates with strong writing and domain expertise in algorithms, systems, databases, networki
Posted Jul 3, 2026
Apply your financial analysis expertise to review reports and write structured feedback that trains AI systems. Remote, part-time contractor work (20+ hrs/week) paying $20–$40/hr with estimated project earnings of $3,200–$6,400.
Posted Jul 3, 2026
Join OpenTrain to develop and review physics problems, solutions, and explanations used to train and evaluate AI; remote contractor role for PhD-level candidates at $70–$90/hr, 20+ hours/week. Work is asynchronous and text-focused.
Posted Jul 3, 2026
Join OpenTrain to review and annotate biological datasets and documents, author and edit lab reports, and craft prompts that teach AI biological concepts. Part-time contractor role (20+ hrs/week), paid $20–$40/hr, fully remote and open worldwide.
Posted Jul 3, 2026
Join OpenTrain AI to transcribe and analyze Tongan audio, help train language models, and shape AI with cultural expertise; remote, contract role paying $45–$95/hr with a typical 20+ hour weekly commitment. Native or near-native Tongan and English fluency required.
Posted Jul 3, 2026
Join OpenTrain to design AML, fraud and scam scenarios and shape detection frameworks for AI systems in a remote contract role (20+ hrs/week) paying $50–$90/hr. Use hands-on financial-crime experience to write scenario libraries, escalation criteria, and practical guidance.
Posted Jul 3, 2026
Lead red-team evaluation for AI security: design offensive-evaluation frameworks, safe proxy tasks, and scoring rubrics. Remote contractor role, 20+ hrs/week, $50–$90/hr; requires 5+ years in offensive security, red teaming, or vulnerability research.
Posted Jul 3, 2026
Submit original medical documents you authored to help train AI — remote contractor role paying $20–$40/hr for 20+ hours/week. Worldwide, English-language submissions only; strong de-identification and medical judgment required.
Posted Jul 3, 2026
OpenTrain AI is hiring senior physicists to adjudicate contested physics arguments, compare solutions, and produce rigorous written evaluations used to train next-generation AI systems. This remote contractor role requires a PhD, senior research leadership, ongoing publications, 20+ hours/week, and
Posted Jul 3, 2026
Annotate short first-person household task videos to train AI: classify clips, track objects across frames, and write clear quality judgments. Remote contractor role, $20/hr, 20+ hrs/week, start within ~24 hours with estimated project earnings of $3,200.
Posted Jul 3, 2026
Join OpenTrain as a Senior Full Stack Engineer building web systems that power AI-training workflows. Remote contractor role, 20+ hrs/week, pay $30–$90/hr; 3+ years full‑stack experience required.
Posted Jul 3, 2026
Work remotely as a Software Engineer on Human Data Platforms building document workflows and pipelines for AI training; part-time contractor role at $50–$70/hr (20+ hrs/week) requiring Python, React, cloud, and document-processing experience.
Posted Jul 3, 2026
Remote contract role transcribing and timestamping Dioula and English spoken video, and evaluating tone, intent, grammar, and nuance to improve AI language models; 20+ hrs/week, pay $15–$95/hr. Ideal for bilingual linguists or experienced transcribers comfortable with independent, detailed language
Posted Jul 3, 2026
Join OpenTrain AI as a contract Cocos2d-x developer building and refining 2D gameplay systems that support AI training and data-generation projects. Remote, part-time (20+ hrs/week), pay up to $120/hr; entry-level candidates with hands-on Cocos2d-x experience encouraged to apply.
Posted Jul 3, 2026
Join OpenTrain AI as a part-time, remote Medical / Healthcare AI Trainer reviewing clinical documentation and care workflows; $15–25/hr, 20+ hours/week. No prior AI experience required—bring healthcare knowledge, attention to detail, and clear writing.
Posted Jul 1, 2026
Join OpenTrain AI as a remote voice actor to record and review audio for Voice Performance Training—contractor, flexible schedule, $20–$50/hr with typical commitment 20+ hrs/week and estimated earnings of $3,200–$8,000.
Posted Jun 30, 2026
Join OpenTrain as a Video AI Training Specialist reviewing and annotating AI-generated and real-world video. Part-time contractor role (20+ hrs/week) paying $65–$80/hr, ideal for experienced video professionals who enjoy precise critique and dataset work.
Posted Jun 30, 2026
Join OpenTrain as a Video Editor AI Training Specialist to review AI-generated animations and VFX, build evaluation rubrics, and curate video datasets; remote, 20+ hrs/week, paid $30–$80/hr (up to $80/hr).
Posted Jun 30, 2026
Work for applicants located in Romania can involve tasks used to train and evaluate machine-learning systems. Typical activities include tagging or drawing boxes on images and video, transcribing or labeling audio, rating or editing AI-generated text, translating or checking translations, and classifying content or metadata. Exact responsibilities, required skills, and any language needs are set in the live posting; read each listing to see what that specific role requires.
OpenTrain is the hiring organization for roles shown here; candidates apply through OpenTrain and OpenTrain may place or refer successful candidates to the client whose project they will support. The individual live posting is the only source of truth for eligibility, schedule, pay, and other project rules, so rely on that posting for final details before applying.
