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Lydia Njeri

Lydia Njeri

Lead Data Annotation Specialist - AI Model Evaluation

KENYA flag
Nairobi, Kenya
Intermediate

Key Skills

Software

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Freelancer Overview

I am an experienced Data Annotation Specialist and AI Logic Evaluator with a strong background in designing and managing large-scale, high-integrity datasets for machine learning and NLP applications. My expertise spans complex SQL querying, database architecture, and advanced annotation protocols, including RLHF and prompt engineering. I have worked extensively with AI training platforms to evaluate and improve LLM outputs, focusing on semantic fact-checking, hallucination detection, and strict adherence to quality guidelines. My hands-on experience includes leading data annotation projects for financial intelligence systems, performing high-volume AI data reviews, and ensuring logical consistency and accuracy in both synthetic and real-world data. I am passionate about delivering precise, reliable training data that powers advanced AI solutions.

Intermediate

Labeling Experience

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

Education

M

Moringa School

Certificate, Data Science/Analyst

Certificate
2024 - 2024
J

Jomo Kenyatta University of Kenya

Bachelor of Science, Computer Science

Bachelor of Science
2023 - 2023

Work History

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Lydia N. hasn’t added any Work History to their OpenTrain profile yet.