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Ann Wangui

Ann Wangui

AI Training Specialist - Technology & Internet

KENYA flag
Nairobi, Kenya
$15.00/hrEntry LevelClickworker

Key Skills

Software

ClickworkerClickworker

Top Subject Matter

No subject matter listed

Top Data Types

AudioAudio
DocumentDocument
ImageImage
TextText

Top Label Types

Object Detection
Prompt Response Writing SFT
Question Answering
Text Generation

Freelancer Overview

I am an AI training and data annotation professional with a strong engineering background. While I am building my professional portfolio in data labeling, I have completed a comprehensive hands-on training through ALX AI Career Essentials that has equipped me with practical experience in AI model interaction, data preparation, and quality evaluation: AI Model Evaluation & Prompt Engineering (ALX AI Career Essentials, Sept-Oct 2025): Completed intensive projects working with multiple Large Language Models, including ChatGPT, Claude, Gemini, and DeepSeek. Conducted comparative analysis of AI outputs across different models, evaluating response quality, accuracy, bias detection, and consistency. Developed expertise in crafting precise prompts and assessing AI-generated content for relevance, coherence, and potential hallucinations, skills directly transferable to training data quality assessment. Exploratory Data Analysis & Visualization (ALX AICE Program, 2025): Worked extensively with structured datasets, performing data cleaning, preprocessing, and quality verification. Analyzed the Global Internet Penetration dataset (2009-2023), identifying patterns, outliers, and data inconsistencies. Created data visualizations and dashboards to represent complex information clearly, experience that translates directly to understanding how labeled data impacts AI model training and performance. AI Ethics & Bias Assessment (ALX Professional Foundations, 2025): Completed specialized training in evaluating AI tools for ethical concerns and bias using frameworks like the AI Ethics Lab Box Tool. Conducted systematic assessments of AI model outputs, identifying potential biases in gender, race, and demographic representations. This training ensures I can recognize and flag problematic patterns in training data that could lead to biased AI models. Technical Documentation & SOP Development (Insectipro Limited, 2020-2022): Created detailed Standard Operating Procedures and technical documentation requiring meticulous attention to categorization, consistent formatting, and zero tolerance for errors. Maintained 100% quality compliance through systematic verification processes, the same rigorous approach needed for high-quality data annotation. Key Competencies Demonstrated: Pattern recognition and anomaly detection in datasets Quality assurance and systematic error checking Understanding of AI model behavior and training requirements Cross-platform AI tool proficiency (ChatGPT, Claude, Gemini, DeepSeek, NotebookLM) Data preprocessing and validation Bias detection and ethical AI evaluation I am actively seeking opportunities to apply these skills in professional data labeling projects, with particular interest in text annotation, prompt evaluation, AI response quality assessment, and conversational AI training data. My engineering background combined with recent AI-focused training, positions me to deliver accurate, thoughtful annotations that improve model performance.

Entry LevelEnglishSwahili

Labeling Experience

No Data Labeling experience added

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

Education

A

ALX

Professional Foundations, Professional Foundations

Professional Foundations
2025 - 2025
A

ALX

Freelancer , Freelancer Academy

Freelancer
2025 - 2025

Work History

I

Insectipro Limited

Technical Supervisor

Nairobi
2020 - 2022
N

Ngorongo Tea Factory

Electrical Engineering Intern

N/A
2018 - 2019