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.
Contractor role reviewing Spanish (Spain) audio transcriptions and adding linguistic annotations — 20+ hours/week, paid $10–$20/hour. Join OpenTrain to help improve AI language models with precise, independent annotation work.
Posted Jun 30, 2026
Join OpenTrain AI to refine machine-generated Spanish (Mexico) transcriptions, add metadata, and flag cultural nuances for AI training datasets. Remote, entry-level contract work paying $10–$20 USD/hour with a typical commitment of 20+ hours/week.
Posted Jun 30, 2026
Join OpenTrain AI to transcribe and annotate Romanized Hindi audio and text, correct machine transcripts, and add metadata; remote contract work at $8–$16 USD/hr with a 20+ hour weekly commitment. Ideal for detail-oriented transcribers fluent in Romanized Hindi.
Posted Jun 30, 2026
Join OpenTrain AI to build and optimize Panda3D-based 3D simulations that train machine learning models; contract, remote work at 20+ hrs/week with pay between $50–$120 USD/hour. You'll code in Python and C++, collaborate via GitHub, and document technical designs.
Posted Jun 30, 2026
Contribute rigorous, publication-grade physics solutions to train next-generation AI. Contract role paying $80–$140/hr for ~10 hours/week over 8–10 weeks; PhD or advanced-stage PhD candidates with LaTeX and Python/SymPy experience encouraged to apply.
Posted Jun 30, 2026
Seeking a remote Physics PhD to create, review, and evaluate advanced physics problem sets and model outputs for AI training; part-time contract (~20 hrs/week) paying $80–$90/hr for 1–3 months. Work focuses on text tasks: question answering, text generation, and evaluation.
Posted Jun 30, 2026
Apply your PhD engineering expertise to write authoritative responses, design experiments, and analyze results for AI training; remote, part-time contract at $80–$90/hr for 20+ hours/week. English required; worldwide applicants welcome.
Posted Jun 30, 2026
Join OpenTrain as a remote contractor reviewing Node.js, JavaScript, and TypeScript code to create high-quality training data for AI systems; part-time (≈20 hrs/week) for 1–3 months, paid $30–$90/hr. Bring strong backend experience and clear technical communication.
Posted Jun 30, 2026
Join OpenTrain to transcribe and annotate Myanmar–English video data with precise timestamps, cultural insight, and linguistic analysis. Flexible part-time contractor work (20+ hrs/week) paying $45–$95/hr for high-quality bilingual reviewers.
Posted Jun 30, 2026
Join OpenTrain to apply your military operations, targeting, and international humanitarian law expertise to evaluate AI model outputs and design policy-relevant evaluation tools; remote contract work, 20+ hrs/week, $50–$90/hour. Help shape responsible AI behavior in defense and humanitarian context
Posted Jun 30, 2026
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
Join OpenTrain as a remote Marketing Strategy PowerPoint Consultant to craft executive-level narratives and high-impact slides from research and data. Contractor role, 20+ hours/week, paid $30–$55/hr; English required, open to applicants worldwide.
Posted Jun 30, 2026
Join OpenTrain to create and evaluate realistic enterprise marketing prompts, campaign plans, and stakeholder materials that teach AI systems how marketing teams work; up to $40/hr, 20+ hours/week, remote and contract. Ideal for experienced marketing ops and business writers who enjoy prompt design
Posted Jun 30, 2026
Create, edit, and evaluate Portuguese marketing presentations, reports, and spreadsheets to support AI training. Part-time contractor role (20+ hrs/week), worldwide, native Portuguese required — earn up to $55/hr.
Posted Jun 30, 2026
Join OpenTrain to create, translate, and evaluate Japanese marketing documents for AI training—remote contractor, part-time (20+ hrs/week) with pay from $30–$70/hr. Native Japanese and 3+ years of marketing experience required.
Posted Jun 30, 2026
Join OpenTrain as a part-time contractor producing and reviewing French marketing documents, presentations, and spreadsheets — remote, 20+ hours/week, paid hourly (USD $10–$55/hr). Use your marketing experience and native French skills to help train next-generation AI.
Posted Jun 30, 2026
Join OpenTrain AI as a remote, bilingual Marketing Documents Specialist to create and review Chinese–English marketing materials for AI training; part-time contractor work at $10–$55/hr with a 20+ hour weekly expectation. Bring marketing experience, native Chinese, and strong Office skills.
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
Join OpenTrain as a part-time, remote Mandarin–English translation specialist helping train AI with high-quality business translations, localization, and proofreading. Flexible contract work under 20 hours/week with pay ranging $45–$95 USD/hour.
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
Join OpenTrain to transcribe Lingala video content, annotate speaker tone and intent, and provide translation and grammar evaluations to improve AI language models; remote contract work, entry-level, 20+ hrs/week, paid $45–$95 USD per hour.
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
Work remotely as a contract Korean–English transcription and translation specialist for AI training: time-stamped video transcriptions, faithful translations, and nuanced tone evaluation. Minimum 15 hours/week (typical projects 20+); pay USD $20–$65/hr.
Posted Jun 30, 2026
Remote contractor role reviewing Panda3D and Python game code for AI training—provide clear critiques, example fixes, and gameplay insights; 20+ hrs/week, pay up to $120/hr. Ideal for Python game devs comfortable with C++ engine integration and GitHub workflows.
Posted Jun 30, 2026
OpenTrain AI seeks an experienced Electronic Engineer with deep Qucs-S expertise to design, simulate, and validate circuits remotely (20+ hrs/week). Competitive hourly pay up to $120/hr; contractor, part-time role for skilled simulation engineers who document and mentor teammates.
Posted Jun 30, 2026
Join OpenTrain as a JavaScript Frontend Developer to build and optimize user-facing tools that power AI training workflows. Remote contract role, 20+ hours/week, pay $30–$90 USD/hour, focused on modern JavaScript, architecture, code quality, and mentoring.
Posted Jun 30, 2026
Join OpenTrain AI as a remote, part-time Javanese translation and localization contractor working under 20 hrs/week to translate, review, and QA written content. Pay range $45–$95/hr; bilingual Javanese/English fluency required.
Posted Jun 30, 2026
Join OpenTrain AI as a Java backend developer building Spring-based services that support next-generation AI training. This part-time contractor role is remote, requires 20+ hours/week, and pays $20–$50/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.
