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Cynthia Maina

Online Freelancer – Audio Data Labeling and Annotation

Kenya flagMachakos, Kenya
$5.00/hrIntermediateAppen

Key Skills

Software

AppenAppen

Top Subject Matter

AI Training/Data Annotation
copywriting

Top Data Types

AudioAudio

Top Task Types

TranscriptionTranscription

Freelancer Overview

Online Freelancer – Audio Data Labeling and Annotation. Core strengths include Appen. Education includes Bachelor of Arts, Kenyatta University (2025). AI-training focus includes data types such as Audio and labeling workflows including Transcription.

IntermediateEnglishSwahili

Labeling Experience

Appen

Online Freelancer – Audio Data Labeling and Annotation

AppenAudioTranscription
I performed audio data labeling and transcription as part of online freelance projects. My responsibilities included voice annotation, segmenting and labeling speech data, and reviewing audio files for accuracy. I consistently delivered high-quality annotations aligned with project and platform guidelines. • Conducted voice annotation and speech segmentation tasks for AI training datasets. • Reviewed and transcribed audio recordings, ensuring accurate labeling for machine learning purposes. • Utilized annotation platforms such as Appen, Remotasks, and Clickworker to complete tasks. • Maintained a strong focus on data quality assurance and timely project delivery.

I performed audio data labeling and transcription as part of online freelance projects. My responsibilities included voice annotation, segmenting and labeling speech data, and reviewing audio files for accuracy. I consistently delivered high-quality annotations aligned with project and platform guidelines. • Conducted voice annotation and speech segmentation tasks for AI training datasets. • Reviewed and transcribed audio recordings, ensuring accurate labeling for machine learning purposes. • Utilized annotation platforms such as Appen, Remotasks, and Clickworker to complete tasks. • Maintained a strong focus on data quality assurance and timely project delivery.

2025 - 2026

Education

K

Kenyatta University

Bachelor of Arts, Arts

Bachelor of Arts
2021 - 2025

Work History

S

self employed

clinical psychologist

Machakos
2026 - 2026