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Mac Boy

Mac Boy

AI Training Data Specialist

Kenya flagNairobi, Kenya
$10.00/hrIntermediateDon T Disclose

Key Skills

Software

Don't disclose

Top Subject Matter

Legal Services & Contract Review
Regulatory Compliance & Risk Analysis
Legal Research & Document Analysis

Top Data Types

TextText
DocumentDocument
Computer Code ProgrammingComputer Code Programming

Top Task Types

Text GenerationText Generation
Question AnsweringQuestion Answering
Object DetectionObject Detection

Freelancer Overview

I have hands-on experience in data labeling and AI training data preparation, where I focused on building high-quality datasets that power machine learning models. My work involved annotating text, images, and structured data with precision, ensuring consistency across large-scale projects. I developed workflows for quality assurance, including validation checks and error handling, which helped maintain accuracy and reliability in the labeled datasets. This experience sharpened my attention to detail and ability to follow strict guidelines while adapting to evolving project requirements. Beyond labeling, I contributed to automation workflows that streamlined data preprocessing and annotation tasks, reducing manual overhead and improving scalability. I’ve collaborated on projects involving natural language processing, computer vision, and classification systems, where I applied both technical skills and domain knowledge to deliver training data that met production-grade standards. My strengths lie in combining systematic problem-solving, robust process design, and clear documentation, which set me apart in ensuring that AI models are trained on clean, well-structured, and meaningful data.view, compliance annotation, and rubric-based quality evaluation.

IntermediateEnglishSwahili

Labeling Experience

AI Training Data Specialist – Computer Vision & NLP Projects

Computer Code ProgrammingComputer Programming Coding
Contributed to large-scale data labeling initiatives supporting both computer vision and natural language processing models. Responsibilities included annotating images for object detection, segmenting medical scans for diagnostic AI, and labeling text datasets for sentiment analysis and intent classification. Designed and implemented quality assurance workflows that reduced labeling errors by 20%, while collaborating with cross-functional teams to refine annotation guidelines. Leveraged tools such as Labelbox, CVAT, and custom Python scripts to streamline the annotation process, ensuring datasets were consistent, scalable, and production-ready. This work directly supported the deployment of AI models in industries ranging from healthcare diagnostics to customer service automation, demonstrating both technical precision and adaptability across domains.

Contributed to large-scale data labeling initiatives supporting both computer vision and natural language processing models. Responsibilities included annotating images for object detection, segmenting medical scans for diagnostic AI, and labeling text datasets for sentiment analysis and intent classification. Designed and implemented quality assurance workflows that reduced labeling errors by 20%, while collaborating with cross-functional teams to refine annotation guidelines. Leveraged tools such as Labelbox, CVAT, and custom Python scripts to streamline the annotation process, ensuring datasets were consistent, scalable, and production-ready. This work directly supported the deployment of AI models in industries ranging from healthcare diagnostics to customer service automation, demonstrating both technical precision and adaptability across domains.

2025 - 2025

Education

K

Kirinyaga university

Bachelor of Science, Information Technology

Bachelor of Science
2021 - 2024

Work History

M

Mac Boy Tech

Full stack web developer

Nairobi
2024 - Present