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Esther Francis

Esther Francis

AI Data Analyst - Natural Language Processing

NIGERIA flag
Lagos, Nigeria
Intermediate

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 an MSc Computer Science candidate with over 3 years of hands-on experience in AI data enrichment, data labeling, and linguistic evaluation, specializing in Natural Language Processing (NLP) projects. I have contributed to high-impact datasets for leading AI companies such as Appen and TELUS International, focusing on tasks like semantic annotation, sentiment analysis, and pairwise comparison. My expertise includes Hausa-English translation, transcription, and localization, as well as quality assurance for AI-generated content. I am skilled in using tools like SQL, Python for data preprocessing, and various project management platforms, consistently achieving high accuracy in gold standard audits and rater reliability tasks. My background ensures I deliver precise, culturally relevant data essential for training robust AI models.

Intermediate

Labeling Experience

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Esther F. hasn’t added any AI Training or Data Labeling experience to their OpenTrain profile yet.

Education

B

Bayero University Kano

Bachelor of Science, Computer Science

Bachelor of Science
2019 - 2023
U

University of Lagos

Master of Science, Computer Science

Master of Science
2024

Work History

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Esther F. hasn’t added any Work History to their OpenTrain profile yet.