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Brian Mosoti

Brian Mosoti

AI Data Specialist - Machine Learning Annotation

KENYA flag
Nairobi, Kenya
$10.00/hrExpertLabel Studio

Key Skills

Software

Label StudioLabel Studio

Top Subject Matter

No subject matter listed

Top Data Types

AudioAudio

Top Label Types

Segmentation
Translation Localization
Audio Recording

Freelancer Overview

I am a detail-oriented AI Data Specialist with hands-on experience in data annotation, labeling, and preparation for machine learning projects. My work spans video, audio, image, and text annotation for both computer vision and natural language processing (NLP) domains, where I have consistently delivered high-quality, accurate datasets. I am skilled in using tools like Label Studio, CVAT, Python, SQL, and Excel for data analysis, cleaning, and visualization. My experience includes annotating and validating speech recognition datasets, labeling objects and actions in video data, and translating multilingual datasets to support international AI projects. I thrive in remote, collaborative environments and am committed to maintaining high standards of accuracy and data quality for AI model training.

ExpertEnglishSwahili

Labeling Experience

Label Studio

Speech Recognition Audio Annotation

Label StudioAudioSegmentationTranslation Localization
Annotated and reviewed large audio datasets used to train speech recognition models. Tasks included segmenting audio files into speech sections, verifying transcription accuracy, and labeling speech patterns such as pauses, background noise, and speaker changes. Maintained strict quality control standards to ensure accurate and consistent training data for AI systems.

Annotated and reviewed large audio datasets used to train speech recognition models. Tasks included segmenting audio files into speech sections, verifying transcription accuracy, and labeling speech patterns such as pauses, background noise, and speaker changes. Maintained strict quality control standards to ensure accurate and consistent training data for AI systems.

2023 - 2024

Education

T

The Catholic University of Eastern Africa

PHD, Project planning and management

PHD
2022 - 2024
T

The catholic University of Eastern africa

MASTERS, MBA

MASTERS
2020 - 2021

Work History

6

60 Decibels

Research assistant

Nairobi
2025 - Present