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Nelson Mangera

AI Trainer at Meta

Kenya flagNairobi, Kenya
Expert

Key Skills

Software

No software listed

Top Subject Matter

AI Training and Model Optimization
Legal Services & Contract Review
Regulatory Compliance & Risk Analysis

Top Data Types

TextText
DocumentDocument

Top Task Types

Fine Tuning

Freelancer Overview

AI Trainer at Meta. Brings 8+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Internal and Proprietary Tooling. Education includes Postgraduate Diploma, Kenya School of Revenue Administration (2021) and Bachelor of Science, Kenya School of Revenue Administration (2019). AI-training focus includes data types such as Text and labeling workflows including Fine-tuning.

Expert

Labeling Experience

AI Trainer at Meta

TextFine Tuning
As an AI Trainer for Meta, I was responsible for training AI models utilizing large datasets. I focused on improving model accuracy, reducing bias, and enhancing data quality for machine learning systems. My work involved the analysis and structuring of both structured and unstructured data to support optimal AI training outcomes. • Managed and curated varied text datasets for model input • Evaluated AI-generated outputs for relevance and quality • Labeled data to meet specific machine learning requirements • Collaborated with cross-functional teams to iterate model improvements

As an AI Trainer for Meta, I was responsible for training AI models utilizing large datasets. I focused on improving model accuracy, reducing bias, and enhancing data quality for machine learning systems. My work involved the analysis and structuring of both structured and unstructured data to support optimal AI training outcomes. • Managed and curated varied text datasets for model input • Evaluated AI-generated outputs for relevance and quality • Labeled data to meet specific machine learning requirements • Collaborated with cross-functional teams to iterate model improvements

2022 - 2025

Education

K

Kenya School of Revenue Administration

Postgraduate Diploma, Procurement and Contract Management

Postgraduate Diploma
2019 - 2021
K

Kenya School of Revenue Administration

Bachelor of Science, Procurement and Contract Management

Bachelor of Science
2015 - 2019

Work History

K

Kenya Ports Authority

Procurement & Logistics Officer

Nairobi
2023 - Present
G

GitHub

Product Manager

Remote
2022 - Present