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Remote AI training and data labeling jobs in Lithuania

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

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

Korean Voice Actor for AI Training

Create expressive Korean voice recordings for AI training projects from a professional home studio or in-studio setting. Bring scripts and characters to life while building a specialized AI training portfolio through flexible freelance work.

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

Posted Jul 20, 2026

Polish AI Personalization Quality Evaluator

Evaluate Polish-language AI conversations, compare personalized responses, and write detailed quality rationales in a remote one-month contract paying $20 per hour.

Generative AI & RLHF
Text
Remote · Worldwide
Polish
Part-time · Flexible
Entry level
Hourly · $20/hr

Posted Jul 20, 2026

Mathematics LLM Evaluation Expert

Evaluate advanced mathematics problems, model solutions, computational tasks, and formal proofs to improve language models. Work remotely as a contractor for at least 20 hours per week using Python and Lean.

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

Posted Jul 20, 2026

Contract Playbook General Counsel

Use your commercial contracting expertise to build negotiation playbooks, improve legal templates, and provide feedback that supports AI training. This worldwide contractor role offers $90 to $130 per hour and requires 20+ hours weekly.

Legal & Finance
Document
Remote · Worldwide
English
Part-time · Flexible
Expert level
Hourly · $90–$130/hr

Posted Jul 18, 2026

AI Quality Analyst, Gemini Personalization

Evaluate Gemini personalization through creative multi-turn prompts, detailed response analysis, and side-by-side rankings. This remote contractor role offers flexible hours worldwide for skilled English writers and analytical thinkers.

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

Posted Jul 17, 2026

C++ AI Code Evaluation Developer

Evaluate AI-generated C and C++ code for correctness, efficiency, reliability, and maintainability while helping improve dialogue agents and LLM systems. This flexible contract role requires 20+ hours per week.

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

Posted Jul 17, 2026

Commercial Contracts Attorney for AI Training

Use your commercial contracts and M&A diligence experience to review agreements, assess legal risk, and train AI systems used by transaction teams. This worldwide contractor role offers 20+ hours per week at $90-$100 per hour.

Legal & Finance
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $90–$100/hr

Posted Jul 17, 2026

M&A Corporate and Securities Attorney

Use your M&A, corporate, or securities expertise to evaluate deal scenarios, due diligence materials, and AI-generated legal analysis. This remote contract role offers 20+ hours per week at $80 to $100 per hour.

Legal & Finance
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $80–$100/hr

Posted Jul 17, 2026

Commercial Contract Drafting Attorney

Use your commercial contract expertise to draft MSAs, leases, IP licenses, and other agreements that help train next-generation AI systems. This remote, part-time contractor role pays $80 to $100 per hour.

Legal & Finance
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $80–$100/hr

Posted Jul 17, 2026

Contract Negotiation Playbook Counsel

Use your senior commercial contracts expertise to create and evaluate negotiation playbooks for AI training. This flexible remote contractor role offers approximately 20 hours per week at $100-$200 per hour.

Legal & Finance
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $90–$130/hr

Posted Jul 17, 2026

AI Safety Red Teamer

Test frontier AI systems, uncover jailbreaks and safety failures, and document findings that improve model robustness. This expert contract role offers $70-$84 per hour and requires 20+ hours weekly.

Generative AI & RLHF
Text
Remote · Albania, Austria, Bosnia & Herzegovina +34 more
English
Part-time · Flexible
Expert level
Hourly · $70–$84/hr

Posted Jul 17, 2026

Japanese Small Business AI Response Evaluator

Evaluate how AI chatbots handle realistic Japanese small-business situations, from customer interactions to financial planning. Create prompts, compare responses, and deliver structured feedback in a flexible 16-week freelance project.

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

Posted Jul 17, 2026

Korean Small Business AI Response Evaluator

Evaluate and compare AI chatbot responses for realistic Korean small-business scenarios in a flexible 10-week project. Use your business knowledge to create prompts, assess output quality, and provide structured feedback.

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

Posted Jul 17, 2026

Spanish (Latam) Voice Actor for AI Training

Use your voice acting skills to record expressive Spanish (Latam) characters, stories, and varied content for AI training. Work flexibly as a remote freelance voice actor with 20+ hours per week available.

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

Posted Jul 17, 2026

French Voice Actor for AI Audio Projects

Record expressive French voice-overs for creative and AI-related projects, bringing scripts, characters, and stories to life with professional audio quality. Work remotely or from a studio for 20+ hours per week.

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

Posted Jul 17, 2026

Arabic Voice Actor for AI Training

Use your Arabic voice acting skills to record expressive, character-driven audio for AI training projects. Work remotely as a flexible freelancer for 20+ hours per week while building your OpenTrain portfolio.

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

Posted Jul 17, 2026

Japanese Voice Actor for AI Audio Training

Record expressive Japanese voice-overs that help train modern AI systems. This flexible freelance opportunity offers 20+ hours per week for experienced voice actors with professional recording capabilities.

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

Posted Jul 17, 2026

Malay Language LLM Evaluation Analyst

Help improve Malay and English large language models through research, analytical question answering, reasoning tasks, and detailed feedback. This remote contractor role offers flexible work of 20+ hours per week.

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

Posted Jul 17, 2026

Turkish Language LLM Data Analyst

Help improve multilingual language models by analyzing Turkish content, validating research, and creating clear reasoning scenarios and feedback. This flexible, remote contractor role is open to entry-level applicants fluent in Turkish and English.

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

Posted Jul 17, 2026

Swedish LLM Data Analyst

Help improve large language models with Swedish and English analysis, claim validation, reasoning tasks, summaries, and detailed feedback. This remote contractor role offers 20+ hours per week for analytical thinkers.

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

Posted Jul 17, 2026

Danish-English LLM Data Analyst

Help improve large language models by evaluating Danish and English content, researching claims, solving reasoning problems, and writing detailed feedback. This flexible remote contractor assignment requires 20+ hours per week.

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

Posted Jul 17, 2026

Korean-English Analytical LLM Evaluator

Help improve large language models by evaluating Korean-English analytical content, researching claims, solving reasoning problems, and writing detailed feedback. This remote, entry-level contractor role offers 20+ hours per week.

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

Posted Jul 17, 2026

Japanese Language LLM Analyst

Help improve large language models by analyzing Japanese and English content, researching claims, solving logic problems, and writing precise feedback. This remote, entry-level contractor role offers 20+ hours per week.

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

Posted Jul 17, 2026

Dutch Language LLM Analyst

Use your English and Dutch fluency to evaluate language models through research, reasoning, question answering, and detailed feedback. This remote, part-time contractor role offers 20+ hours per week in the fast-growing field of AI training.

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

Posted Jul 17, 2026

Go Code Review Developer

Review AI-generated Go code, validate backend solutions, and resolve difficult software issues for next-generation dialogue agents. This flexible worldwide contract role requires 20+ hours per week.

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

Posted Jul 17, 2026

Physics LLM Evaluation Expert

Help advance large language models by designing challenging physics problems, writing rigorous solutions, and shaping evaluation benchmarks. This expert-level remote contract offers 20+ hours per week for graduate-level STEM specialists.

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

Posted Jul 17, 2026

Biology LLM Evaluation Expert

Evaluate advanced Biology problems, solutions, and benchmarks to improve large language models. This flexible, worldwide contractor role offers 20+ hours per week for strong Biology communicators.

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

Posted Jul 17, 2026

Chemistry AI Training Expert

Use postgraduate-level chemistry expertise to create, solve, annotate, and explain challenging problems that improve large language models. Work remotely for 20+ hours per week as an independent contractor.

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

Posted Jul 17, 2026

Physics Expert for LLM Evaluation

Use advanced physics knowledge to design challenging problems, solve them step by step, and help evaluate how large language models reason. This flexible remote contractor role is open worldwide.

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

Posted Jul 17, 2026

LLM Java AI Training Developer

Use your Java and backend development skills to evaluate large language models, create fine-tuning datasets, and improve technical AI responses. This remote contractor role requires 20+ hours per week.

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

Posted Jul 17, 2026

What this work can involve

AI training is human work that helps prepare and review examples used by artificial-intelligence systems. A role may involve labeling data, evaluating search results, transcribing or recording audio, writing or rating model responses, translating text, reviewing code, or applying subject-matter knowledge. The individual posting explains the specific assignment and what it requires from applicants in Lithuania.

  • Work may involve turning human judgments, language, or specialist knowledge into examples that support AI systems.
  • Data labeling can include reviewing or annotating content such as images, video, text, audio, or code.
  • Read the full posting to confirm whether its responsibilities match your interests and circumstances.

How hiring works through OpenTrain

OpenTrain is the hiring organization for the roles available through OpenTrain. Candidates apply through OpenTrain, and successful candidates may be placed or referred to the client whose project they will support. Because each client project can set its own conditions, use the individual live posting as the source for role-specific information.

  • Apply through OpenTrain rather than directly to an unnamed third-party platform.
  • OpenTrain may place or refer successful candidates to the relevant client project.
  • Check the individual posting for the requirements and terms that apply to that opportunity.

Frequently asked questions

What can this work involve?
Remote AI training and data labeling work can 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 actual duties depend on the individual posting, so read it carefully before applying.
Where can I find role-specific details?
The individual live posting is the only source of truth for eligibility, responsibilities, qualifications, experience, pay, hours, schedule, location rules, and client-specific requirements. Check the posting to confirm that applicants located in Lithuania are accepted and to review all details for that role.
How does hiring work through OpenTrain?
OpenTrain is the hiring organization for roles available through OpenTrain. Candidates apply through OpenTrain. OpenTrain may place or refer successful candidates to the client whose project they will support, while the individual posting provides the applicable role-specific requirements.