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Tumelo Mangole

Tumelo Mangole

AI Annotator Freelancer

South Africa flagJohannesburg, South Africa
$6.00/hrEntry LevelOther

Key Skills

Software

Other

Top Subject Matter

General AI/Data Annotation

Top Data Types

ImageImage
Computer Code ProgrammingComputer Code Programming

Top Task Types

ClassificationClassification

Freelancer Overview

AI Annotator Freelancer. Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Engineering Technology, Central University of Technology, Free State (2024) and Certificate in Business Intelligence, Google Coursera (2024). AI-training focus includes data types such as Image and labeling workflows including Classification.

Entry LevelEnglish

Labeling Experience

AI Annotator Freelancer

OtherImageClassification
As an AI Annotator Freelancer at Outlier AI, I worked on diverse projects aimed at improving AI systems by analyzing pictures, videos, and text data. I compared visual data to identify similarities and differences, rewrote and grouped text, and evaluated accuracy. My role required adaptability, precision, and a keen eye for detail in a fast-paced, ever-evolving microtask environment. • Evaluated and labeled images and videos for content classification and object identification. • Rewrote text data, created variants, and performed grouping for language model improvement. • Checked and validated correctness of model answers and data labeling outputs. • Adapted to evolving task instructions while ensuring high-quality, detailed results.

As an AI Annotator Freelancer at Outlier AI, I worked on diverse projects aimed at improving AI systems by analyzing pictures, videos, and text data. I compared visual data to identify similarities and differences, rewrote and grouped text, and evaluated accuracy. My role required adaptability, precision, and a keen eye for detail in a fast-paced, ever-evolving microtask environment. • Evaluated and labeled images and videos for content classification and object identification. • Rewrote text data, created variants, and performed grouping for language model improvement. • Checked and validated correctness of model answers and data labeling outputs. • Adapted to evolving task instructions while ensuring high-quality, detailed results.

2026 - Present

Education

C

Cisco

Certificate in Junior Cybersecurity Analyst Career Path, Cybersecurity Analysis

Certificate in Junior Cybersecurity Analyst Career Path
2024 - 2024
G

Google Coursera

Certificate in Business Intelligence, Business Intelligence

Certificate in Business Intelligence
2024 - 2024

Work History

D

Deranged Technologies

Software Developer

Johannesburg
2025 - 2025
W

Witkop Solar Plant

Vacation Trainee

Johannesburg
2024 - 2025