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N
Nkateko N.

Nkateko N.

AI data annotator -image labelling & voice data collection

South Africa flagBoksburg, South Africa

Key Skills

Software

ClickworkerClickworker

Top Subject Matter

Technology -Ai training data and machine learning
Media-audio transcription & voice recording
E-commerce - product image categorisation and annotation

Top Data Types

ImageImage
AudioAudio

Top Task Types

Bounding BoxBounding Box
TranscriptionTranscription

Freelancer Overview

Completed Grade 12 (Matric) at Eric Nxumalo Secondary School in 2022. Developed communication, computer, and problem-solving skills through academic studies and practical learning experiences.

Labeling Experience

Voice data collection

AudioAudioTranscriptionTranscription

Recorded and submitted high-quality voice samples for Ai training projects. Help improve speech recognition system through accurate audio recordings and data collection tasks. Maintained clear pronunciation , consistency and quality standards during recording sessions.

2026 - Present

Image

ImageImageBounding BoxBounding Box

Worked on image annotation and data labeling projects for AI training. Responsibilities included drawing accurate bounding boxes around objects in images, reviewing annotations for quality, and following project guidelines to improve machine learning model accuracy. Maintained attention to detail and completed tasks within deadline

2026 - 2026

Education

E

Eric Nxumalo Secondary School

Grade 12 (Matric), Secondary Education

Grade 12 (Matric)
2022

Work History

D

Dawn park primary School

School Assistant/ volunteer

Dawn Park, Boksburg
2026 - Present