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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

Computational Biology Expert, Medicinal Chemistry Annotation

Join OpenTrain to annotate biological documents and shape AI models in computational biology and medicinal chemistry. Part-time contract work (20+ hrs/week), remote worldwide, $90–$120/hr, focused on classification, entity NER, and evaluation tasks.

Medical & Health
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $90–$120/hr

Posted Jul 28, 2026

Medicinal Chemistry Bioinformatics Scientist (Remote)

Join OpenTrain as a remote Bioinformatics Scientist to curate and validate drug-discovery datasets, review AI-generated scientific outputs, and deliver written feedback that improves model behavior. Part-time contractor work (20+ hrs/week) paying $90–$120/hr USD depending on experience.

Medical & Health
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $90–$120/hr

Posted Jul 28, 2026

Physics Research and AI Evaluation Specialist

Join OpenTrain as a remote PhD-level Physics Research and AI Evaluation Specialist—conduct physics research, create educational content, and evaluate AI-generated scientific responses. Part-time contractor role (20+ hrs/week) paying $70–$90/hr.

Generative AI & RLHF
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $70–$90/hr

Posted Jul 28, 2026

Senior Enterprise AI Productivity Specialist

Design and evaluate AI-powered enterprise workflows as a Senior Enterprise AI Productivity Specialist — 20+ hours/week, remote worldwide, contractor role paying $80–$150/hr. Build automations, integrations, adoption plans, and business-impact documentation.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $80–$150/hr

Posted Jul 28, 2026

Audio and Video Data Annotator

Join OpenTrain as a part-time contractor annotating audio and video for AI training (classification and transcription). Entry-level role, 20+ hours/week, paid USD $6–8/hr — help shape real AI data while working remotely.

Audio & Speech
Document
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $6–$8/hr

Posted Jul 28, 2026

COBOL Code Analysis and AI Training Specialist

Join OpenTrain as a part-time, remote COBOL Code Analysis and AI Training Specialist and help train AI by interpreting and documenting legacy COBOL systems. Earn $90–$120/hr for 20+ hours/week while turning your COBOL domain knowledge into high-quality training data.

Coding & Software
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $90–$120/hr

Posted Jul 28, 2026

COBOL Code Review Specialist (Remote Contractor)

Join OpenTrain to create AI training data from legacy COBOL codebases as a remote contractor; work 20+ hours/week at $90–$126/hr helping translate mainframe logic into clear documentation, test cases, and model-ready annotations.

Coding & Software
Computer Code Programming
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $90–$126/hr

Posted Jul 28, 2026

Remote Data Annotator, Video & Audio (Entry Level)

Join OpenTrain as a remote Data Annotator labeling video and audio for AI systems; part-time contract, 20+ hrs/week, $6–$10/hr. No prior AI experience required — attention to detail and strong English are what matter.

Audio & Speech
Video
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $6–$10/hr

Posted Jul 28, 2026

Non-Investment Finance Expert

About OpenTrain OpenTrain is the centralized, open platform where AI training and data-labeling freelancers find work, consolidate opportunities across platforms, and build a unified AI training portfolio they control.…

Document
Remote · Worldwide
English
Part-time · Flexible
Expert level
Hourly · $85/hr

Posted Jul 27, 2026

Business Analyst (Portuguese, Brazil)

Join OpenTrain AI as a remote Business Analyst to help fine-tune large language models by answering analytical questions, creating scenarios, and labeling text in English and Brazilian Portuguese. Entry-level, contractor role with flexible hours and clear quality targets.

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

Posted Jul 26, 2026

Business Account AI Response Rater

Evaluate AI-written business email replies for relevance, accuracy, personalization, and professionalism. Remote, entry-level contract work (20+ hrs/week) reviewing multiple model outputs and writing clear evaluation feedback to improve AI behavior.

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

Posted Jul 25, 2026

ML Research Paper Reproduction Evaluator

Assess AI-generated reproductions of published ML papers: read papers, inspect code/data/output artifacts, rank reproduction attempts, and provide clear written evaluations. Remote, contractor role for experienced ML researchers — 20+ hrs/week.

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

Posted Jul 25, 2026

Clinical Medicine AI Evaluation Physician

Join OpenTrain as a remote Clinical Medicine AI Evaluation Physician to design and run clinical evaluations that test AI medical reasoning. Flexible contract work (20–30 hrs/week), 1-month engagement with possible extensions; licensed physicians only.

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

Posted Jul 25, 2026

Egyptian Arabic Voice Actor (Remote Contract)

OpenTrain AI is hiring an Egyptian Arabic voice actor to record and review conversational audio for AI training (20 hrs/week, 1–3 months) paying $30–$65/hr. Ideal for native-dialect performers with studio-quality recording setup and voice-acting experience.

Audio & Speech
Audio
Remote · Worldwide
Arabic
Part-time · Flexible
Entry level
Hourly · $30–$65/hr

Posted Jul 25, 2026

Arabic (Saudi) Voice Actor (Remote, Part-Time)

Record and transcribe Saudi Arabic audio remotely for OpenTrain—part-time, entry-level work with flexible hours and pay ranging $30–$65/hr. Use your phone or microphone to produce clear recordings and accurate transcriptions that help train voice AI.

Audio & Speech
Audio
Remote · Worldwide
Arabic, English
Part-time · Flexible
Entry level
Hourly · $30–$65/hr

Posted Jul 25, 2026

InfoSec Red Teaming Expert

Join OpenTrain as a contractor to design adversarial red-team workflows, test SaaS/cloud environments, and evaluate security controls for AI training; remote, flexible, 20+ hrs/week, paid $60–$100/hr.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $60–$100/hr

Posted Jul 25, 2026

Software Engineering Workflow Annotator

Design, execute, and document realistic multi-step GitHub-centered engineering workflows for AI training. Remote contractor role, 20+ hrs/week, pay $14–$36 USD/hr; strong software-engineering experience and clear technical writing required.

Coding & Software
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $14–$36/hr

Posted Jul 25, 2026

Product Management & Marketing Workflow Annotator

Remote contractor to design and document realistic product management and marketing workflows for AI training; 20+ hrs/week, pay $13–$36/hr. Requires hands-on PM or marketing experience, frequent Slack and Google or Microsoft 365 use, and strong process documentation skills.

Writing & Editing
Text
Remote · Worldwide
English
Part-time · Flexible
Intermediate level
Hourly · $13–$36/hr

Posted Jul 25, 2026

Workflow Annotator, Finance & Data Analysis

Join OpenTrain AI as a Workflow Annotator focused on finance data workflows—work remotely on flexible contracts (20+ hrs/week) and earn $14–$36/hr converting real FP&A and SQL-backed workflows into clear training data and model feedback.

Legal & Finance
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $14–$36/hr

Posted Jul 25, 2026

Physics AI Training Expert

Design and solve multi-step physics problems and write clear step-by-step solutions that probe large language model reasoning. Fully remote contractor role (20+ hrs/week) requiring advanced physics knowledge, scientific Python skills, and a 3-week commitment with PST overlap.

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

Posted Jul 24, 2026

AI Quality Analyst, Personalization (Russian)

Remote contractor role evaluating personalization in a conversational AI using your own account data; work in Russian, 20+ hrs/week at $15/hr. Create multi-turn prompts, compare responses side-by-side, and write clear rationales while following strict data hygiene.

Generative AI & RLHF
Text
Remote · Worldwide
Russian
Part-time · Flexible
Entry level
Hourly · $15/hr

Posted Jul 24, 2026

Private Equity Legal Review Attorney

Experienced private equity attorney to review and annotate complex transactional documents for AI training; remote contract, 20+ hrs/week, pay up to $130/hr. Help teach models by providing precise legal analysis, sample clauses, and risk assessments.

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

Posted Jul 24, 2026

Gameplay Data Capture Specialist

Play top-tier AAA games to record, organize, and annotate gameplay video for AI training—remote, part-time contract work (20+ hrs/week) with pay up to $18/hr. Ideal for experienced players with a high-end gaming PC and strong attention to detail.

Image & Video Annotation
Video
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $10–$18/hr

Posted Jul 24, 2026

BIM and Construction Coordination Reviewer

Review BIM models and construction drawings using Revit and Navisworks to detect clashes, document root causes, and recommend technical fixes for AI training and model evaluation; remote contract, ~20+ hours/week.

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

Posted Jul 24, 2026

Sherpa Video Transcription Specialist

Contract role transcribing and analyzing Sherpa-language video: timestamped transcriptions, contextual translation, emotionality and semantic evaluation. Remote, part-time contractor work (20+ hrs/week); fluency in Sherpa and English required.

Translation & Localization
Video
Remote · Worldwide
English
Part-time · Flexible
Entry level

Posted Jul 24, 2026

Nepali Bilingual Linguistic Reviewer

Join OpenTrain as a Nepali bilingual linguistic reviewer to transcribe Nepali video content, add timestamps, and analyze tone, grammar, and idioms. This remote, part-time contractor role asks for strong Nepali/English skills and a regular weekly time commitment.

Audio & Speech
Video
Remote · Worldwide
Nepali, English
Part-time · Flexible
Entry level

Posted Jul 24, 2026

Albanian Bilingual Transcription Specialist

Transcribe Albanian video, add precise timestamps, and annotate tone, intent, grammar, and idioms for AI training. Remote contractor role, 20+ hours/week; native/near-native Albanian and English required—entry-level friendly.

Translation & Localization
Video
Remote · Worldwide
Albanian, English
Part-time · Flexible
Entry level

Posted Jul 24, 2026

Telugu Language Expert (Localization & Review)

Join OpenTrain as a Telugu Language Expert to review and localize Telugu content that helps train AI systems. Remote contract work with flexible hours — minimum 15 hrs/week, typical engagements 20+ hrs; no prior AI training experience required.

Translation & Localization
Text
Remote · Worldwide
Telugu
Part-time · Flexible
Intermediate level

Posted Jul 24, 2026

Nynorsk Language Review Specialist

Join OpenTrain AI as a part-time Nynorsk Language Review Specialist to edit, proofread, and evaluate Nynorsk content for translation and localization projects. Work remotely under flexible hours (less than 20 hrs/week) and help shape language quality across AI training tasks.

Translation & Localization
Text
Remote · Worldwide
Norwegian Nynorsk
Part-time · Flexible
Expert level

Posted Jul 24, 2026

Tamil Language Specialist, Translation & Localization

Join OpenTrain as a remote Tamil Language Specialist to translate, transcribe, and localize documentation and training materials on a part-time contract basis. Contribute glossaries, style guidance, and linguistic insights while working under 20 hours/week.

Translation & Localization
Text
Remote · Worldwide
Tamil
Part-time · Flexible
Entry level

Posted Jul 24, 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.