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Remote AI training and data labeling jobs in Lithuania

Searching for remote AI training or data labeling work while located in Lithuania? 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 support. Review each listing for the exact eligibility, hours, pay, and requirements that apply to your situation.

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

Machine Learning Infrastructure Engineer

Join OpenTrain as a part-time contractor building production ML pipelines, deploying models on AWS, and orchestrating containerized workloads; remote worldwide, 20+ hrs/week, pay $30–$90/hr.

Coding & Software
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $30–$90/hr

Posted Jun 28, 2026

.NET Engineering AI Reviewer

Join OpenTrain AI as a remote contractor to evaluate and improve AI outputs for .NET, C#, AWS, and Azure—review code snippets, diagrams, and technical docs. Part-time (20+ hrs/week) with competitive pay in the posted $30–$90/hr range.

Coding & Software
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $30–$90/hr

Posted Jun 28, 2026

VLA Video Annotation Specialist (Level B)

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.

Image & Video Annotation
Video
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $5–$8/hr

Posted Jun 27, 2026

Contract Redlining Attorney, Legal AI Evaluation

Join OpenTrain as a contract redlining attorney to perform simulated negotiations, review AI contract responses, and build objective evaluation frameworks; part-time remote contractor work, flexible schedule, $80–$105/hr for ~20 hours/week over 1–3 months.

Legal & Finance
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $80–$105/hr

Posted Jun 27, 2026

Telecommunications AI Training Expert

Use your telecom systems expertise to train and evaluate AI: remote, contract, 20+ hrs/week with pay up to $75/hr. Review AI-generated telecom content, document protocols, and shape training materials for practical AI understanding.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Intermediate level
Hourly · $20–$75/hr

Posted Jun 27, 2026

Swedish Language Localization Specialist

Work remotely as a Swedish-language AI training specialist translating, proofreading, and localizing business documents and customer communications; 20+ hours/week, contractor, paid $45–$95 USD/hr. Bring native Swedish fluency and a quality-first approach to shape real-world AI language behavior.

Translation & Localization
Document
Remote · Worldwide
Swedish
Part-time · Flexible
Entry level
Hourly · $45–$95/hr

Posted Jun 27, 2026

Scientific Document Review Specialist

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.

Generative AI & RLHF
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $40–$50/hr

Posted Jun 27, 2026

Sanskrit Language Specialist (Translation & Review)

Join OpenTrain AI as a remote Sanskrit Language Specialist to translate, proofread, and create high-quality Sanskrit content on a part-time contract basis (under 20 hrs/week). Competitive pay range $45–$95/hr based on work and experience.

Translation & Localization
Text
Remote · Worldwide
Sanskrit
Part-time · Flexible
Entry level
Hourly · $45–$95/hr

Posted Jun 27, 2026

Private Equity AI Training Expert (Remote, Part-Time)

Use your private equity experience to shape finance-focused AI: evaluate model outputs, review investment materials, and create scenario-based training content. Part-time remote contract, 20+ hours/week, pay $30–$65/hr (up to $65/hr), English required.

Legal & Finance
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $30–$65/hr

Posted Jun 27, 2026

UI/UX Designer (Remote Contract)

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.

Generative AI & RLHF
Text
Remote · Worldwide
Flexible hours
Intermediate level
Fixed price · $100

Posted Jun 15, 2026

Odia-English Biology Content Labeler (Macromolecules)

Label and review short educational content about carbohydrates, lipids, proteins, and DNA/RNA in a bilingual Odia–English project. Fixed-price contract ($20) for contributors who can do text generation, rating, and question answering.

Translation & Localization
Text
Remote · Worldwide
English, Odia +1 more
Flexible hours
Intermediate level
Fixed price · $20

Posted May 15, 2026

Document Extraction Specialist, Legal & Finance

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.

Legal & Finance
Document
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $8–$11.2/hr

Posted May 14, 2026

Pathology Superresolution Evaluation

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).

Medical & Health
Image
Remote · Worldwide
Part-time · Flexible
Entry level
Hourly · $100–$200/hr

Posted May 12, 2026

African-English Cultural Image–Text Annotator (Native Fluency)

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.

Image & Video Annotation
Image
Remote · Worldwide
Part-time · Flexible
Entry level
Per task · $0.29/label

Posted Apr 28, 2026

Accounting & Finance Document Annotation Specialist

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.

Legal & Finance
Document
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $7–$9/hr

Posted Apr 27, 2026

Native Dutch Voice Actor, Pro Setup Required

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.

Audio & Speech
Audio
Remote · Worldwide
Part-time · Flexible
Entry level
Hourly · $83–$107/hr

Posted Apr 23, 2026

Image Quality Scoring, Part-Time Remote Role

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.

Image & Video Annotation
Image
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $5–$7/hr

Posted Apr 15, 2026

Professional Voice Actor, Native Fluency (Remote)

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).

Audio & Speech
Audio
Remote · Worldwide
Part-time · Flexible
Entry level
Hourly · $40–$60/hr

Posted Apr 10, 2026

Image Annotation Quality Control Specialist

OpenTrain AI is hiring a remote QC specialist to review and correct auto-annotated refinery image frames (8,000). Fixed-price contract ($1,200), 20+ hours/week, using CVAT to adjust bounding boxes and classifications with strong attention to detail.

Image & Video Annotation
Image
Remote · Worldwide
Part-time · Flexible
Intermediate level
Fixed price · $1200

Posted Apr 5, 2026

Computer Science Expert, Python Validation

Contract role to design and evaluate computer-science problems and validate AI solutions using Python (NumPy/Pandas/SciPy). Remote, project-based work paying $15–$40/hr with a typical commitment of ~10–20 hours/week during active phases.

Generative AI & RLHF
Text
Remote · Worldwide
Part-time · Flexible
Expert level
Hourly · $15–$40/hr

Posted Apr 5, 2026

Data Science Expert, Python, SQL & GenAI Problem Authoring

Join OpenTrain to design reproducible, industry-grade data science problems and prompts for GenAI training; contract, part-time work (≈10–20 hrs/week) with pay up to $40/hr. Ideal for senior data scientists with expert Python, SQL and ML/MLOps experience.

Generative AI & RLHF
Text
Remote · Worldwide
Part-time · Flexible
Expert level
Hourly · $15–$40/hr

Posted Apr 5, 2026

Machine Learning Expert (Python, GenAI, SQL)

Create and verify original computational STEM/ML problems for GenAI training—contract, remote, ~10–20 hrs/week, paid hourly (up to $40/hr). Must have 5+ years ML experience, expert Python and SQL, strong statistics, and written English (C1+).

Generative AI & RLHF
Text
Remote · Worldwide
Part-time · Flexible
Expert level
Hourly · $15–$40/hr

Posted Apr 5, 2026

Senior Chinese (Simplified) Localization Evaluator

Join OpenTrain AI as a remote, part-time contractor to evaluate and localize AI-generated Chinese (Simplified) and English content; requires 5+ years' localization/translation experience, native or near-native Chinese and C1 English, 20+ hours/week, paid $17–$23/hr.

Translation & Localization
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $17–$23/hr

Posted Apr 3, 2026

AI Safety LLM Trainer, Korean C1+ & English

Join OpenTrain AI as a remote, contractor AI Safety LLM Trainer reviewing Korean and English model outputs for safety, policy alignment, and red-team testing; hourly pay $28–$38 and 20+ hours/week. Use senior Trust & Safety experience to rate, analyze, and improve model behavior with clear, reproduc

Generative AI & RLHF
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $28–$38/hr

Posted Apr 3, 2026

AI Safety Data Reviewer, Japanese/English

Remote, part-time contract reviewing AI outputs for safety, correctness, and cultural nuance in Japanese and English; $27–$31/hr, 20+ hours/week. Use your Trust & Safety and red-teaming experience to shape safer AI behavior across languages.

Generative AI & RLHF
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $27–$31/hr

Posted Apr 3, 2026

Senior Japanese Localization Linguist (C1 English)

Join OpenTrain AI to evaluate and create Japanese-localized AI training content, testing models for accuracy, bias, and cultural fit. Fully remote contractor role paying $24–$31/hr (typical $28/hr); requires native or near-native Japanese and C1-level English.

Translation & Localization
Text
Remote · Worldwide
Flexible hours
Intermediate level
Hourly · $24–$31/hr

Posted Apr 3, 2026

Bilingual LLM Safety Evaluator (Hebrew & English)

Join OpenTrain AI as a remote, part-time contractor reviewing and red-teaming LLM outputs in Hebrew and English to find safety failures and produce labeled evaluation data. $26–$38/hr, 20+ hours/week; your feedback will directly shape model safety.

Generative AI & RLHF
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $26–$38/hr

Posted Apr 3, 2026

Bilingual LLM Safety Evaluator (French/English)

Join OpenTrain as a remote contractor to evaluate and red-team LLM outputs in French and English, focusing on safety, policy alignment, and adversarial case curation. This part-time role (20+ hrs/week) pays $24–$36/hr (typical $30/hr) and requires hands-on LLM red-teaming experience.

Generative AI & RLHF
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $24–$36/hr

Posted Apr 3, 2026

French LLM Evaluator, Bilingual Linguist (BA Required)

Review and revise AI-generated French responses as a remote hourly contractor, rating outputs and producing corrected model answers; BA in linguistics/translation or a related field is required. Paid $16–$26.50/hr (typical $24/hr); worldwide and fully remote.

Generative AI & RLHF
Text
Remote · Worldwide
Flexible hours
Expert level
Hourly · $16–$26.5/hr

Posted Apr 3, 2026

Bilingual AI Safety Data Evaluator (English/Spanish)

Remote contractor role evaluating AI-generated content in English and Spanish; annotate safety, reasoning, and edge cases while red-teaming to detect risky outputs. Requires near-native Spanish, C1+ English, 5+ years in trust & safety or related fields, and LLM red-teaming experience.

Generative AI & RLHF
Text
Remote · Worldwide
Flexible hours
Intermediate level
Hourly · $14–$24/hr

Posted Apr 3, 2026

What this work can involve

Roles open to applicants located in Lithuania cover a range of AI-training tasks that support machine-learning models. Work can involve annotating or labeling images, video, or text; transcribing or recording audio; writing, rating, or comparing model responses; evaluating search results; translating or reviewing language content; or applying subject-matter knowledge to verify outputs. Each posting defines the specific responsibilities, quality expectations, and any domain focus, so inspect individual listings before you apply.

  • Annotation and labeling: bounding boxes, segmentation, tags, or structured metadata for visual or textual data.
  • Speech and language tasks: transcribing, translating, recording audio, or rating model responses by relevance and accuracy.
  • Evaluation and review: judging search results, checking content for correctness, or comparing model outputs against examples.

How hiring works through OpenTrain

All applications for these roles are submitted through OpenTrain. OpenTrain is the hiring organization for the public roles on this site and may place or refer successful candidates to the client whose project they support. Individual postings list the eligibility rules, required qualifications, hours, schedule, and pay, so use each live posting as the source of truth for what a role requires.

  • Apply through OpenTrain to be considered for any role shown on this site.
  • OpenTrain may place or refer hired candidates to the client managing the project.
  • Check each posting for location rules that specifically accept applicants located in Lithuania.

Frequently asked questions

What can this work involve?
AI training and data labeling work for roles accepting applicants located in Lithuania can involve many kinds of tasks that help train or evaluate machine-learning systems. Examples include marking objects or features in images and video, transcribing or recording speech, translating or rating text, writing or rating responses a model produced, and checking search results or data quality. The exact responsibilities, required skills, and domain focus vary by posting, so read each job listing for the tasks and quality standards it specifies before applying.
Where can I find role-specific details?
Every role’s live posting is the authoritative source for eligibility, qualifications, hours, schedule, pay, location rules, and any client-specific requirements. Do not assume any particular shift, compensation model, or qualification set applies across listings. Review the individual posting to confirm whether it explicitly accepts applicants located in Lithuania and to see the full set of requirements for that assignment.
How does hiring work through OpenTrain?
OpenTrain is the hiring organization for the roles shown on this site, and candidates apply through OpenTrain. Successful applicants may be placed by OpenTrain or referred to the client whose project they will support. For any role you’re interested in, rely on the individual posting for precise hiring and eligibility details and submit your application through OpenTrain as directed in the listing.