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Mohamad Walieddine

Mohamad Walieddine

AI Data Labeling & Annotation Specialist

France flagParis, France
$15.00/hrIntermediateAppen

Key Skills

Software

AppenAppen

Top Subject Matter

No subject matter listed

Top Data Types

DocumentDocument
ImageImage
TextText

Top Task Types

Audio Recording
Computer Programming Coding
Emotion Recognition
Evaluation Rating
Text Summarization

Freelancer Overview

I am a detail-oriented AI Training and Data Annotation Specialist with experience in text, image, and video labeling as well as LLM evaluation. My work includes assessing large language models in English, French, and Arabic, ensuring accuracy, coherence, and bias reduction in AI outputs. With a strong background in scientific research and data analysis, I bring precision, consistency, and a structured approach to every project. I have contributed to diverse AI projects ranging from NLP tasks (sentiment analysis, classification, entity recognition) to computer vision annotation (object detection, segmentation, and healthcare imagery). My multilingual expertise, combined with a rigorous academic foundation in biochemistry and molecular biology, allows me to handle complex datasets with a high level of accuracy and reliability. I am passionate about contributing to the development of cutting-edge AI systems by delivering high-quality training data.

IntermediateArabicFrenchEnglish

Labeling Experience

Appen

LLM Evaluation and Text Annotation Specialist

AppenTextClassificationQuestion Answering
Evaluated outputs from large language models by assessing accuracy grammar factual correctness, and bias detection. Annotated multilingual text datasets (English, French, Arabic) for tasks such as classification, sentiment analysis, and NER. Delivered high-quality, consistent annotations with 98%+ accuracy across thousands of text samples. Collaborated with quality assurance teams to improve prompt design and optimize dataset reliability for training AI models.

Evaluated outputs from large language models by assessing accuracy grammar factual correctness, and bias detection. Annotated multilingual text datasets (English, French, Arabic) for tasks such as classification, sentiment analysis, and NER. Delivered high-quality, consistent annotations with 98%+ accuracy across thousands of text samples. Collaborated with quality assurance teams to improve prompt design and optimize dataset reliability for training AI models.

2023

Education

E

Ecole Centrale de Nantes

Industrial Engineering Degree, Industrial Engineering

Industrial Engineering Degree
2019 - 2022

Work History

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