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Bobcolins Macharia

Bobcolins Macharia

Freelance Transcription, Data Annotation & Data Entry

Kenya flagThika, Kenya
$6.00/hrIntermediateOtherAppenCloudfactory

Key Skills

Software

Other
AppenAppen
CloudFactoryCloudFactory
TolokaToloka
RemotasksRemotasks
Scale AIScale AI
LabelboxLabelbox
Label StudioLabel Studio
CVATCVAT
LionbridgeLionbridge

Top Subject Matter

Audio/language Domain Expertise

Top Data Types

AudioAudio
TextText

Top Task Types

TranscriptionTranscription
ClassificationClassification

Freelancer Overview

Freelance Transcription, Data Annotation & Data Entry. Core strengths include Other. Education includes Bachelor of Science, University of Nairobi (2024). AI-training focus includes data types such as Audio and labeling workflows including Transcription.

IntermediateEnglishSwahili

Labeling Experience

Freelance Transcription, Data Annotation & Data Entry

OtherAudioTranscription
Transcribed audio recordings into written text for both Swahili and English projects. Labeled and categorized data following specific project guidelines for AI training purposes. Reviewed and corrected machine-generated transcripts to ensure clarity and accuracy. • Performed quality checks on outputs to maintain high standards • Followed detailed annotation instructions meticulously • Managed independent tasks remotely while adhering to deadlines • Demonstrated adaptability with new tools and systems

Transcribed audio recordings into written text for both Swahili and English projects. Labeled and categorized data following specific project guidelines for AI training purposes. Reviewed and corrected machine-generated transcripts to ensure clarity and accuracy. • Performed quality checks on outputs to maintain high standards • Followed detailed annotation instructions meticulously • Managed independent tasks remotely while adhering to deadlines • Demonstrated adaptability with new tools and systems

2024 - Present

Audio Annotation for Speech Recognition

AudioTranscription
Worked on listening to audio recordings and turning them into accurate written text for speech recognition training. Followed simple guidelines to make sure everything was clear, consistent, and correctly formatted, including speaker changes where needed. Dealt with different audio quality, like background noise and different accents, and made sure the final transcripts were accurate by reviewing and fixing the errors

Worked on listening to audio recordings and turning them into accurate written text for speech recognition training. Followed simple guidelines to make sure everything was clear, consistent, and correctly formatted, including speaker changes where needed. Dealt with different audio quality, like background noise and different accents, and made sure the final transcripts were accurate by reviewing and fixing the errors

2025 - 2025

Speech Data Labeling & Transcription

AudioTranscription
Worked on transcribing audio recordings into text and labeling speech data for AI training. Observed clear guidelines to mark speaker changes, timestamps, and ensure accurate, consistent transcripts. Handled different audio types, including varied accents and background noise, while maintaining attention to detail and quality required. Reviewed work to correct errors and ensure clean, usable data for speech recognition models.

Worked on transcribing audio recordings into text and labeling speech data for AI training. Observed clear guidelines to mark speaker changes, timestamps, and ensure accurate, consistent transcripts. Handled different audio types, including varied accents and background noise, while maintaining attention to detail and quality required. Reviewed work to correct errors and ensure clean, usable data for speech recognition models.

2024 - 2024

Education

U

University of Nairobi

Bachelor of Science, Economics and Statistics

Bachelor of Science
2024

Work History

F

Freelance

Freelance General Assistant

Nairobi
2024 - 2024