Mahmoud Hassan

Key Skills

Software

Other

Remotasks

Labelbox

Top Subject Matter

Chatbot Evaluation/LLM Improvement

Autonomous Driving / Visual Recognition

LLM Alignment / RLHF

Top Data Types

Text

3D Sensor

Image

Document

Top Task Types

Segmentation

RLHF

Entity (NER) Classification

Fine-tuning

Freelancer Overview

Chatbot Trainer – Outlier. Brings 15+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Other, Remotasks, and Labelbox. Education includes Bachelor of Laws, Tanta University (2010). AI-training focus includes data types such as Text and 3D Sensor and labeling workflows including Evaluation, Rating, and Segmentation.

Labeling Experience

AI Data Annotator & LLM Trainer (Freelance) – Various Platforms

OtherTextFine Tuning

As an AI Data Annotator & LLM Trainer (Freelance), I helped develop and fine-tune large language models (LLMs) for multilingual understanding. My work involved annotating text, evaluating chatbot responses, and optimizing prompts for better AI outcomes. I participated in RLHF tasks and provided feedback for continual model enhancement. • Used CVAT, Labelbox, Remotasks, and other annotation platforms. • Labeled and validated data (text, image, and 3D) for advanced AI training. • Focused on Arabic/English LLM performance improvement. • Created annotation guidelines and task documentation.

As an AI Data Annotator & LLM Trainer (Freelance), I helped develop and fine-tune large language models (LLMs) for multilingual understanding. My work involved annotating text, evaluating chatbot responses, and optimizing prompts for better AI outcomes. I participated in RLHF tasks and provided feedback for continual model enhancement. • Used CVAT, Labelbox, Remotasks, and other annotation platforms. • Labeled and validated data (text, image, and 3D) for advanced AI training. • Focused on Arabic/English LLM performance improvement. • Created annotation guidelines and task documentation.

2019 - Present

Data Annotation Specialist – alignerr

OtherTextRLHF

As a Data Annotation Specialist, I contributed to AI training tasks such as response rating, instruction following, and content refinement for reinforcement learning from human feedback (RLHF) projects. I supported multilingual model alignment and fine-tuning. This work required accuracy in evaluating chatbot and LLM outputs. • Worked with alignerr’s AI annotation platform. • Focused on cross-lingual datasets involving Arabic and English. • Evaluated and graded model-generated responses. • Enhanced model performance through iterative feedback.

As a Data Annotation Specialist, I contributed to AI training tasks such as response rating, instruction following, and content refinement for reinforcement learning from human feedback (RLHF) projects. I supported multilingual model alignment and fine-tuning. This work required accuracy in evaluating chatbot and LLM outputs. • Worked with alignerr’s AI annotation platform. • Focused on cross-lingual datasets involving Arabic and English. • Evaluated and graded model-generated responses. • Enhanced model performance through iterative feedback.

2024 - 2025

Chatbot Trainer – Outlier

OtherText

As a Chatbot Trainer, I trained and evaluated chatbot models in both Arabic and English. I improved model response accuracy through regular AI output evaluations and gave feedback to enhance large language model (LLM) performance. My work involved grading outputs for fluency, relevance, and coherence. • Conducted comparisons between different AI models. • Provided linguistic feedback for naturalness and accuracy. • Enhanced large language models by refining prompts and instructions. • Used custom annotation platforms and feedback tools.

As a Chatbot Trainer, I trained and evaluated chatbot models in both Arabic and English. I improved model response accuracy through regular AI output evaluations and gave feedback to enhance large language model (LLM) performance. My work involved grading outputs for fluency, relevance, and coherence. • Conducted comparisons between different AI models. • Provided linguistic feedback for naturalness and accuracy. • Enhanced large language models by refining prompts and instructions. • Used custom annotation platforms and feedback tools.

2023 - 2025

Linguistic Data Specialist – LanguageTech Solutions

LabelboxTextEntity Ner Classification

As a Linguistic Data Specialist, I labeled and curated datasets for natural language processing applications in both Arabic and English. My responsibilities included ensuring consistency and accuracy across annotated linguistic data. I collaborated with developers to create tools that improved annotation workflow. • Focused on datasets for language understanding and NLP. • Used platforms such as Labelbox and internal solutions. • Implemented guidelines for data consistency. • Reviewed annotated corpora for quality control.

As a Linguistic Data Specialist, I labeled and curated datasets for natural language processing applications in both Arabic and English. My responsibilities included ensuring consistency and accuracy across annotated linguistic data. I collaborated with developers to create tools that improved annotation workflow. • Focused on datasets for language understanding and NLP. • Used platforms such as Labelbox and internal solutions. • Implemented guidelines for data consistency. • Reviewed annotated corpora for quality control.

2021 - 2022

2D & 3D Lead Annotator – Remotasks

Remotasks3D SensorSegmentation

As a 2D & 3D Lead Annotator, I led teams in LiDAR, 2D, and 3D data annotation projects for autonomous driving and visual recognition. I ensured accuracy of labeled datasets and provided training to new annotators. My role included managing project pipelines and aligning outputs to machine learning requirements. • Oversaw quality assurance in annotation projects. • Used tools such as Remotasks and CVAT for data labeling. • Developed training materials for team onboarding. • Collaborated with engineers to refine annotation standards.

As a 2D & 3D Lead Annotator, I led teams in LiDAR, 2D, and 3D data annotation projects for autonomous driving and visual recognition. I ensured accuracy of labeled datasets and provided training to new annotators. My role included managing project pipelines and aligning outputs to machine learning requirements. • Oversaw quality assurance in annotation projects. • Used tools such as Remotasks and CVAT for data labeling. • Developed training materials for team onboarding. • Collaborated with engineers to refine annotation standards.

2019 - 2022

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Education

Work History