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Gaëlle G.GG

Gaëlle G.

Multilingual AI Data Specialist and Transcription

€300/day
Les Abymes, GP
3-7 years

Average response time: 1 hour

About Gaëlle

Multilingual AI Data Specialist and Transcription Expert with 8+ years of hands-on experience in phonemic ARPAbet transcription, classical audiovisual transcription, data labeling/annotation, LLM training (RLHF), AI content evaluation, prompt engineering, search quality rating, and ad evaluation.

Proven ability to prepare high-quality datasets for voice AI, synthetic speech, and generative models while delivering accurate subtitles and translated content. Strong analytical and linguistic skills combined with technical proficiency to optimize AI performance and digital content.
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Conversational

Remote only
Primarily works remotely

Experience

  • Outlier • • Alignerr ◦ • RWS ◦ • Mindrift
    Freelance AI Trainer & LLM Specialist
    January 2023 - Today (3 years and 6 months)
    Appen, SH, Germany
    • ● Served as AI Trainer / LLM Trainer: evaluated responses from models such as ChatGPT and Claude, ranked quality, wrote and optimized prompts, and delivered RLHF feedback to improve model accuracy and safety.
    • ● Acted as Chatbot Tester / Conversational AI Rater: simulated realistic conversations, tested chatbot behavior, and rated response quality and naturalness.
    • ● Performed Content Reviewer / AI Fact-Checker duties: reviewed, corrected, and validated AI-generated content for factual accuracy, coherence, cultural sensitivity, and safety.
    • ● Worked as Prompt Writer / AI Prompt Specialist: designed, tested, and refined complex prompts to maximize output quality across various LLMs.
    • ● Conducted Generative AI Content Reviewer tasks: evaluated texts, images, and videos created by Midjourney, DALL-E, and similar tools for quality and policy compliance.
    • ● Specialized as AI Data Annotator (French language focus): performed precise data labeling and annotation for French-language datasets.
    • ● Served as AI Content Moderator: reviewed and moderated AI-generated content to prevent bias, toxicity, and harmful outputs.
    • ● Worked as AI Virtual Assistant Tester and Transcription Corrector: tested AI virtual assistants and manually corrected automatic transcriptions generated by AI tools.
  • TELUS International
    Search Quality Rater & AI Data Labeler
    January 2018 - January 2023 (5 years)
    • ● Evaluated search engine results and advertisements as Search Quality Rater / Ad Evaluator for major platforms.
    • ● Performed AI Data Labeling / Annotator tasks: labeled images, texts, audio, and video data for machine-learning models (object detection, sentiment analysis, entity recognition).
  • Frequence Movies
    Transcription & Subtitling Specialist (Phonemic & Audiovisual)
    January 2018 - Today (8 years and 6 months)
    Appen, SH, Germany
    • ● Executed phonemic transcription in ARPAbet: created accurate phonetic datasets for AI voice training, synthetic voice creation, and TTS systems.
    • ● Worked as Sous-titreur / Captioner: performed full transcription + timing, line breaks, and readability adaptation for videos, podcasts, and streaming content.
    • ● Delivered audiovisual transcription (verbatim, non-verbatim, multi-speaker with strong accents): transcribed interviews, podcasts, documentaries, TV shows, speeches, and meetings.
    • ● Specialized as YouTube Content Specialist / Créateur de contenu: produced SEO-optimized subtitles and chapter timestamps for video creators.
    • ● Provided classical transcription services: verbatim, edited, and technical transcripts for assemblies, legal/medical documents, and broadcast media.

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Education

  • Baccalauréat Économique et Social
    Lycée Jean-Jaurès
    2002
  • Assistant de Gestion PME-PMI Bilingue Anglais
    ORT
    2006

Skill set

Categories