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Justine Mdali

Justine Mdali

Researcher - Wireless Communication Systems

CANADA flag
Montréal, Canada
$28.00/hrEntry LevelScale AI

Key Skills

Software

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Top Subject Matter

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Top Data Types

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Freelancer Overview

I am a systems engineering researcher with hands-on experience in machine learning and deep learning, particularly within the context of I am an experienced AI training data specialist with a strong background in text and image annotation, data validation, and quality assurance. I have worked on projects involving text classification, sentiment analysis, named entity recognition (NER), content moderation, and structured data labeling. I consistently follow complex annotation guidelines with high accuracy, ensuring strong inter-annotator agreement and reliable training datasets. My work supports the development and fine-tuning of machine learning models by delivering clean, well-structured, and precisely labeled data. What sets me apart is my attention to detail, speed without compromising quality, and ability to quickly adapt to new tools and evolving project requirements. I proactively identify inconsistencies in guidelines, provide constructive feedback, and maintain clear communication with team leads to improve overall dataset quality. I am comfortable working independently in remote environments, meeting tight deadlines, and handling large-scale labeling tasks efficiently. My goal is always to contribute to high-performing AI systems through accurate, scalable, and dependable data annotation.

Entry LevelEnglishSwahili

Labeling Experience

Scale AI

AI Trainer

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Worked to refine generative AI models by examining the accuracy and relevance of their outputs. Created and addressed questions related to AI functionalities while evaluating the model’s performance to boost its precision.

Worked to refine generative AI models by examining the accuracy and relevance of their outputs. Created and addressed questions related to AI functionalities while evaluating the model’s performance to boost its precision.

2024 - 2025

Education

E

Egypt Japan University of Science and Technology

Master of Science, Electronics and Communications Engineering

Master of Science
2022 - 2025
J

Jomo Kenyatta University of Agriculture and Technology

Bachelor of Science, Electronics and Computer Engineering

Bachelor of Science
2012 - 2016

Work History

J

Jomo Kenyatta University of Agriculture and Technology

Test Engineer

Juja
2019 - 2022
J

Jomo Kenyatta University of Agriculture and Technology

Electronics Test Engineer

Juja
2019 - 2019