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Remote AI training and data labeling jobs in Romania

Find remote AI training and data labeling jobs open to applicants in Romania.

  • 100% remote
  • Flexible hours
  • Hourly / per-task pay
  • 15 open roles

Python Backend Developer for AI Agent Infrastructure

Build Python backends and AI agent evaluation tasks in a four-week remote contractor engagement. Earn $300 per approved task, with at least one approved task required each day and 20+ hours per week.

Coding & Software
Computer Code Programming
Remote · Worldwide
English
Part-time · Flexible
Entry level
Per task · $300/label

Posted Oct 1, 2026

Computational Life Sciences AI Task Designer

Design complex, multi-step computational life sciences tasks that test how AI agents analyze data, run code, and reach valid conclusions. This remote five-week contractor assignment pays $300 per approved task and requires advanced research and Python skills.

Coding & Software
Computer Code Programming
Remote · Worldwide
English
Part-time · Flexible
Entry level
Per task · $300/label

Posted Sep 30, 2026

Life Sciences Scientific Reasoning Task Designer

Design graduate-level biology problems and reference answers for AI evaluation using experiments, datasets, figures, sequences, structures, and literature-style evidence. This remote contractor assignment runs for one month.

Generative AI & RLHF
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level

Posted Sep 30, 2026

Life Sciences Scientific Reasoning Task Designer

Create graduate-level life sciences questions and reference answers that test how well AI interprets experiments, biological data, figures, sequences, and research evidence. This remote contractor assignment requires advanced research experience and Pacific Time overlap.

Generative AI & RLHF
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level

Posted Sep 30, 2026

Senior Software Engineering Data Program Lead

Lead large software engineering AI training programs, improve coding data quality and delivery, and guide distributed contributor teams. This worldwide contract role requires 20+ hours per week and fluency in English.

Coding & Software
Computer Code Programming
Remote · Worldwide
English
Part-time · Flexible
Entry level

Posted Sep 30, 2026

Staff Research Engineer, Frontier AI Evaluation

Research and build evaluation systems, datasets, benchmarks, and agent environments for advanced AI. This contractor role is open worldwide, requires professional English fluency, and asks for 7+ years of research engineering experience.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Expert level

Posted Sep 30, 2026

Code Quality Engineer for LLM Evaluation

Review AI-generated code for correctness, security, reliability, and maintainability in LLM evaluation work. This remote contract role requires at least seven years of software engineering experience and 20+ hours per week.

Coding & Software
Computer Code Programming
Remote · Worldwide
English
Part-time · Flexible
Entry level

Posted Sep 30, 2026

Computer Workflow Data Annotator

Record and review detailed computer workflows to help train AI systems to understand software use. This remote, worldwide contractor assignment runs for 3 to 4 weeks and requires English, a reliable computer, and careful attention to detail.

Data Collection
Video
Remote · Worldwide
English
Part-time · Flexible
Entry level

Posted Sep 30, 2026

Life Sciences Subject Matter Expert: Chemistry

The partner lists a Life Sciences Subject Matter Expert role in chemistry, but its description focuses mainly on biology. The duties and qualifications need confirmation before applying.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level

Posted Sep 30, 2026

Life Sciences Scientific Reasoning Task Designer

Use advanced life sciences research skills to design scientific reasoning tasks, review AI-generated answers, and explain judgments clearly. The role requires strong scientific writing and at least 20 hours per week.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level

Posted Sep 30, 2026

Voice Recording Specialist (Spanish)

Record polished Spanish voice-over audio for AI training and media projects at $200 per finished hour. This flexible remote contractor role requires professional recording experience, strong diction, and a high-quality setup.

Audio & Speech
Audio
Remote · Worldwide
Spanish
Part-time · Flexible
Entry level

Posted Sep 24, 2026

Earth Sciences Computational Workflow Expert

Create terminal-based Earth science tasks for AI agents using scientific programming, geospatial data, modeling, and objective evaluation. This remote contractor assignment pays $300 per approved task and runs for five weeks.

Coding & Software
Computer Code Programming
Remote · Worldwide
English
Part-time · Flexible
Entry level
Per task · $300/label

Posted Sep 24, 2026

Computational Life Sciences Task Designer

Design multi-step computational life sciences tasks that test whether AI agents can inspect data, run code, solve problems, and explain results. This remote contractor role pays $280 per approved task.

Coding & Software
Computer Code Programming
Remote · Worldwide
English
Part-time · Flexible
Entry level
Per task · $280/label

Posted Sep 22, 2026

Digital Imaging Specialist / Digital Artist

Edit, retouch, and annotate 2D and 3D design assets for AI training. This remote contractor project runs 8 to 10 weeks and welcomes part-time artists working 25 to 30 hours per week.

Image & Video Annotation
Image
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly pay

Posted Sep 21, 2026

Music Instrument Audio Evaluator

Listen to short AI-generated music clips and identify their instrument family and specific instrument. This remote, fixed-price project pays $150-$160 and must be completed within a flexible two-day window.

Audio & Speech
Audio
Remote · Worldwide
English
Part-time · Flexible
Entry level
Fixed price · $160

Posted Sep 19, 2026

Accounting And Finance AI Advisor

Use senior accounting and finance experience to answer complex questions, analyze financial data, and give clear advisory recommendations for AI applications. This remote freelance engagement runs up to 40 hours per week for an initial 10 weeks.

Legal & Finance
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level

Posted Sep 18, 2026

Explosives Safety AI Response Evaluator

Review AI answers about explosives and energetic materials for safety, accuracy, and appropriate handling of sensitive information. This remote project pays $1 to $100 per hour for 20+ hours per week and requires professional explosives expertise.

Generative AI & RLHF
Text
Remote · Australia, Austria, Belgium +29 more
English
Part-time · Flexible
Entry level
Hourly · $1–$100/hr

Posted Sep 16, 2026

Chemical Safety AI Model Evaluator

Review AI answers about chemistry, toxicology, industrial hygiene, and chemical security. This remote contract pays $70 to $100 per hour and requires 20+ hours each week.

Generative AI & RLHF
Text
Remote · Australia, Austria, Belgium +29 more
English
Part-time · Flexible
Entry level
Hourly · $70–$100/hr

Posted Sep 16, 2026

CBRN AI Safety Review Specialist

Review and rate AI-generated content about chemical, biological, radiological, and nuclear safety. This remote contract role pays $60 to $100 per hour and requires relevant CBRN experience plus professional English.

Generative AI & RLHF
Text
Remote · Australia, Austria, Belgium +28 more
English
Part-time · Flexible
Entry level
Hourly · $60–$100/hr

Posted Sep 12, 2026

Nuclear Physics AI Training Expert

Evaluate AI-generated nuclear physics answers, write accurate reference responses, and give detailed scientific feedback at $60 to $90 per hour. The role requires strong nuclear physics knowledge and professional English fluency.

Generative AI & RLHF
Text
Remote · Australia, Austria, Belgium +27 more
English
Part-time · Flexible
Entry level
Hourly · $60–$90/hr

Posted Sep 11, 2026

Business Analyst (Turkish)

Review Turkish and English content that helps language models improve. Research claims, summarize material, solve reasoning tasks, and provide clear feedback in a remote role requiring 20 or more hours each week.

Generative AI & RLHF
Text
Remote · Worldwide
Turkish, English
Part-time · Flexible
Entry level

Posted Sep 11, 2026

Multilingual LLM Data Analyst (Norwegian)

Help improve large language models by answering analytical questions, checking written claims, creating reasoning scenarios, and explaining your decisions in English and Norwegian. This remote contractor role requires 20 or more hours per week.

Generative AI & RLHF
Text
Remote · Worldwide
Norwegian, English
Part-time · Flexible
Entry level

Posted Sep 11, 2026

AI Language Model Analyst (Japanese)

Review Japanese and English content, solve analytical questions, and give clear feedback that helps improve AI language models. This worldwide contract role requires 20 or more hours each week and does not require prior AI training experience.

Generative AI & RLHF
Text
Remote · Worldwide
Japanese, English
Part-time · Flexible
Entry level

Posted Sep 11, 2026

Multilingual LLM Data Analyst (French)

Help improve language models by researching claims, solving analytical questions, creating reasoning examples, and reviewing French and English responses. This remote, entry-level contract requires at least 20 hours per week.

Generative AI & RLHF
Text
Remote · Worldwide
French, English
Part-time · Flexible
Entry level

Posted Sep 11, 2026

AI Content Analyst (Spanish)

Review and improve AI-generated answers using Spanish and English, online research, logical reasoning, and clear written feedback. This remote contractor role requires 20 or more hours each week and some overlap with US hours.

Generative AI & RLHF
Text
Remote · Worldwide
Spanish, English
Part-time · Flexible
Entry level

Posted Sep 11, 2026

CAD and Simulation Engineer for AI Training

Support AI training by creating and reviewing CAD models, simulation models, calculations, schematics, and engineering documentation. This remote 8-week contract requires 20 to 40 hours weekly and at least 10 years of relevant experience.

General Annotation
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level

Posted Sep 8, 2026

AI Content Analyst (Thai and English)

Analyze Thai and English content, check claims, answer reasoning questions, and create feedback for AI systems. This remote contractor role requires 20+ hours per week and offers flexible work for bilingual candidates.

Generative AI & RLHF
Text
Remote · Worldwide
Thai, English
Part-time · Flexible
Entry level

Posted Sep 7, 2026

Small Business AI Response Evaluator

Create realistic small-business prompts, compare chatbot responses, and submit structured evaluations in English. This 16-week freelance project requires 20 or more hours each week.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level

Posted Sep 5, 2026

Digital Character Illustration Artist

Create polished digital character illustrations from reference images, develop style variations, and document your creative choices for an AI training project. This remote contractor role offers flexible participation and welcomes emerging artists.

Image & Video Annotation
Image
Remote · Worldwide
English
Part-time · Flexible
Entry level

Posted Sep 3, 2026

Web Research Benchmark Designer

Create difficult, verifiable research questions and evidence trails for AI browsing-agent benchmarks. This worldwide contract role pays $30 per task and requires 20+ hours weekly.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Intermediate level
Per task · $30/label

Posted Aug 28, 2026

What this work can involve

Work available to applicants in Romania can vary by project and may involve different forms of data labeling or AI system evaluation. A posting might focus on preparing examples, checking the quality of existing examples, or applying language and subject knowledge to text, audio, images, video, search results, or model outputs. The individual listing defines the actual responsibilities, so read it carefully before deciding whether the role matches your interests and circumstances.

  • Possible tasks include image or video annotation, audio transcription or recording, response writing or rating, and search-result evaluation.
  • Some projects may involve translation, code review, or other subject-matter work used to improve AI systems.
  • Location eligibility and the nature of the work are controlled by each individual posting.

How hiring works through OpenTrain

OpenTrain is the hiring organization for roles available through OpenTrain, including opportunities open to applicants located in Romania. Candidates apply through OpenTrain. OpenTrain may place or refer successful candidates to the client whose project they will support. Review each live posting for the requirements and role-specific information that apply to that opportunity.

  • Apply through OpenTrain rather than directly to an unnamed client.
  • Check the individual posting to confirm that applicants located in Romania are eligible.
  • Read the listing for the responsibilities and requirements of the specific project.

Frequently asked questions

What can this work involve?
AI training and data labeling work can involve preparing or reviewing examples for artificial-intelligence systems. Depending on the role, tasks may include annotating images or video, transcribing or recording audio, writing or rating model responses, evaluating search results, translating text, reviewing code, or applying subject-matter knowledge. The individual posting determines which activities apply.
Where can I find role-specific details?
The individual live posting is the source of truth for eligibility, responsibilities, qualifications, experience, pay, hours, schedule, location rules, and client-specific requirements. Read the complete posting to confirm whether applicants located in Romania can apply and to understand the details of that specific role.
How does hiring work through OpenTrain?
OpenTrain is the hiring organization for roles available through OpenTrain, and candidates apply through OpenTrain. OpenTrain may place or refer successful candidates to the client whose project they will support. The individual live posting provides the applicable information for each opportunity.