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John Brandews

John Brandews

Voice Data Contributor (AI Training - Swahili & English)

KENYA flag
Nairobi, Kenya
$5.00/hrIntermediateOther

Key Skills

Software

Other

Top Subject Matter

Speech Recognition
Diarization Domain Expertise
Inclusive AI

Top Data Types

AudioAudio
VideoVideo
ImageImage

Top Task Types

Audio Recording
Classification

Freelancer Overview

Voice Data Contributor (AI Training - Swahili & English). Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other, Internal, and Proprietary Tooling. Education includes Bachelor of Science, Chuka University (2022). AI-training focus includes data types such as Audio and Video and labeling workflows including Audio Recording and Classification.

IntermediateEnglish

Labeling Experience

Voice Data Contributor (AI Training - Swahili & English)

OtherAudioAudio Recording
As a Voice Data Contributor for Silencio AI, I provided voice recordings in Swahili and English to train advanced multilingual AI language models. I captured diverse accents, dialects, and speech patterns to support inclusive language model development. My work enhanced AI performance in speech recognition, diarization, and context-aware interaction. • Performed accurate and detailed real-world audio data collection. • Ensured consistent quality and dataset suitability for AI training. • Supported text-to-speech and speech separation model improvements. • Maintained high precision in multilingual voice data annotation.

As a Voice Data Contributor for Silencio AI, I provided voice recordings in Swahili and English to train advanced multilingual AI language models. I captured diverse accents, dialects, and speech patterns to support inclusive language model development. My work enhanced AI performance in speech recognition, diarization, and context-aware interaction. • Performed accurate and detailed real-world audio data collection. • Ensured consistent quality and dataset suitability for AI training. • Supported text-to-speech and speech separation model improvements. • Maintained high precision in multilingual voice data annotation.

2025 - Present

Freelance Data Annotator (AI Training)

VideoClassification
At Atlas Capture, I annotated and labeled video and multimodal datasets for AI and computer vision model training. I focused on short video episodes depicting everyday activities, ensuring highly accurate labeling for machine learning use. My role contributed to real-world improvements in AI perception, reasoning, and interaction abilities. • Executed high-quality multimodal data annotation. • Applied precision labeling for physical AI models. • Enhanced machine learning through detailed labeling of activity segments. • Used platform-specific annotation and labeling tools for large datasets.

At Atlas Capture, I annotated and labeled video and multimodal datasets for AI and computer vision model training. I focused on short video episodes depicting everyday activities, ensuring highly accurate labeling for machine learning use. My role contributed to real-world improvements in AI perception, reasoning, and interaction abilities. • Executed high-quality multimodal data annotation. • Applied precision labeling for physical AI models. • Enhanced machine learning through detailed labeling of activity segments. • Used platform-specific annotation and labeling tools for large datasets.

2024 - Present

Education

C

Chuka University

Bachelor of Science, Computer Science

Bachelor of Science
2022

Work History

B

Bendy Pixels Co

Founder & Lead Developer

Nairobi
2023 - Present