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Meridial Marketplace, by Invisible

Meridial Marketplace, by Invisible

www.meridial.ai

33 Jobs

149 Employees

About the Company

We are the AI training and scaling partner for the leading foundation model providers, enterprises, and governments, bridging the gap between AI potential and production. We’re looking for sharp minds across every domain. Join the global remote network powering the world’s most innovative companies.

Listed Jobs

Company background Company brand
Company Name
Meridial Marketplace, by Invisible
Job Title
Science Specialist - Freelance AI Trainer Project
Job Description
**Job Title:** Science Specialist – AI Trainer **Role Summary:** Evaluate and improve large‑scale language models by testing them on advanced science topics and documenting failures, with the goal of enhancing AI accuracy and reasoning in physical, earth, environmental sciences, chemistry, physics, and astronomy. **Expectations:** - Deliver high‑quality scientific evaluation reports for each interaction. - Maintain meticulous records of error traces and suggest model improvements. - Collaborate remotely with the AI training team to refine prompts and metrics. **Key Responsibilities:** - Conduct in‑depth conversations with AI on scientific questions (energy transformation, atomic structure, planetary motion, ecological systems, water cycle, scientific methodology). - Verify factual accuracy and logical consistency of model responses. - Capture reproducible error traces and document failure modes. - Propose prompt engineering enhancements and evaluation metric adjustments. - Provide clear, metacognitive explanations (“showing your work”) for all assessments. - Participate in periodic reviews with the training team to update training data sets. **Required Skills:** - Strong background in physical science, earth science, environmental science, chemistry, physics, or astronomy. - Excellent analytical and critical thinking abilities. - Proficiency in documenting and communicating complex scientific concepts clearly. - Experience with scientific research, teaching, or science communication preferred. - Ability to work independently in a remote contract setting. **Required Education & Certifications:** - Bachelor’s, master’s, or PhD in a relevant science discipline. - Teaching experience, published research, lab or field work, or science communication projects are advantageous. - No specific certifications required, but familiarity with AI/ML concepts is a plus.
United states
Remote
28-12-2025
Company background Company brand
Company Name
Meridial Marketplace, by Invisible
Job Title
Occitan Language Specialist - Freelance AI Trainer Project
Job Description
Job title: Occitan Language Specialist – Freelance AI Trainer Role Summary: Provide expert linguistic guidance on Occitan language data for AI model training, reviewing and annotating content, assessing model outputs, and developing prompts and evaluation guidelines to enhance accuracy and cultural relevance. Expectations: Deliver consistent, high‑quality annotations; collaborate remotely with technical and research teams; maintain tight turnaround on validation tasks; adapt to evolving model requirements. Key Responsibilities: - Review and annotate Occitan text for grammar, syntax, semantics, style, and cultural appropriateness. - Evaluate AI‑generated Occitan outputs for accuracy, fluency, and contextual fit. - Identify error patterns, document findings, and recommend adjustments to prompts and guidelines. - Collaborate with data science and engineering teams to refine training data pipelines and evaluation metrics. - Provide periodic feedback on model performance and suggest iterative improvements. Required Skills: - Native or fluent proficiency in Occitan. - Proven experience in translation, linguistics, language instruction, editing, or related professional roles. - Strong command of grammar, syntax, semantics, and stylistic conventions in Occitan. - Attention to detail, analytical mindset, and clear written communication. - Familiarity with machine learning or natural language processing concepts is an advantage. - Ability to work independently, manage time effectively, and meet deadlines in a remote setting. Required Education & Certifications: - Bachelor’s degree in Linguistics, Language Studies, Translation, or a related field (or equivalent professional experience). - Certifications in language instruction, translation, or data annotation preferred but not mandatory.
United kingdom
Remote
29-12-2025
Company background Company brand
Company Name
Meridial Marketplace, by Invisible
Job Title
Kotlin Coding Specialist - Freelance AI Trainer Project
Job Description
Job Title: Kotlin Coding Specialist – AI Trainer Role Summary: Provide high‑quality Kotlin code solutions that enhance AI training data for large‑scale language models. Translate real‑world engineering scenarios (bug reports, feature requests) into clean, idiomatic, production‑ready Kotlin patches that reflect modern Android development best practices. Expectations: - Deliver maintainable, well‑documented code that meets contemporary Android standards. - Ensure all solutions compile cleanly, pass lint checks, and align with the project’s coding conventions. - Communicate technical decisions effectively, both in code comments and concise documentation. - Contribute to continuous improvement of the AI model’s understanding of Kotlin through accurate, real‑world examples. Key Responsibilities: 1. Review AI‑generated code, identify logical or syntactic errors, and rewrite or correct them. 2. Write original Kotlin implementations for bug fixes, feature additions, and refactoring tasks drawn from Git repositories. 3. Apply modern Android architecture components: Jetpack Compose UI, ViewModel, Repository patterns, Hilt DI, Room persistence, WorkManager, Datastore, and networking libraries (OkHttp, Retrofit, Coil). 4. Configure Gradle scripts, manage dependencies, and ensure compatibility across API levels. 5. Produce unit, instrumented, and UI tests where applicable. 6. Document coding practices, design rationale, and API usage for future developers and AI training. 7. Collaborate remotely with other freelance specialists, maintaining clear, structured communication. Required Skills: - Advanced proficiency in Kotlin and Android SDK, including a deep understanding of Kotlin language features and standard library. - Hands‑on experience with Jetpack Compose, Kotlin Coroutines, Flow, and common Android Jetpack libraries (Room, WorkManager, Datastore, ViewModel, Hilt). - Solid knowledge of Gradle build systems, dependency injection, and version management. - Familiarity with networking (OkHttp, Retrofit) and image loading (Coil). - Experience with multimedia APIs (CameraX, ExoPlayer, Media3) is a plus. - Strong debugging, testing, and CI/CD pipeline integration skills. - Excellent written and verbal communication for code reviews and documentation. Required Education & Certifications: - Bachelor’s degree in Computer Science, Software Engineering, or equivalent professional experience. - Proven track record of developing and publishing production‑grade Kotlin/Android applications. - Optional certifications: Android Development (Google), Kotlin (JetBrains), or related professional credentials.
United kingdom
Remote
05-01-2026
Company background Company brand
Company Name
Meridial Marketplace, by Invisible
Job Title
Dutch Language Specialist - AI Trainer
Job Description
Job Title: Dutch Language Specialist – AI Trainer Role Summary: Evaluate and refine large‑scale Dutch language models by conducting in‑depth linguistic testing, documenting failures, and recommending prompt‑engineering improvements. Expectations: Deliver expert analysis of Dutch grammar, syntax, morphology, phonology, and pragmatics; provide clear, reproducible error reports and actionable insights to enhance AI performance. Key Responsibilities: - Conduct scenario‑based conversations with AI models to test Dutch linguistic capabilities. - Verify factual accuracy, logical coherence, and linguistic correctness. - Capture reproducible error traces and document failure modes. - Suggest modifications to prompts, evaluation metrics, and model prompts. - Produce concise reports that “show your work” and guide engineering teams. - Collaborate remotely with cross‑functional AI development teams. Required Skills: - Advanced knowledge of Dutch grammar, syntax, morphology, phonology, and pragmatics. - Experience with linguistic analysis, dialectology, and formality distinctions. - Strong analytical and documentation skills. - Clear, metacognitive communication ability. - Familiarity with AI prompting or large‑language‑model usage preferred. Required Education & Certifications: - Master’s or PhD in Dutch language, linguistics, or a closely related field. - Peer‑reviewed publications, teaching experience, or hands‑on linguistic projects are strong indicators of fit. - No mandatory certifications required.
Belgium
Remote
08-01-2026