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Sibo Myaka

Sibo Myaka

Advanced AI Data Trainer

South Africa flagNewcastle, South Africa
$15.00/hrIntermediateOtherInternal Proprietary Tooling

Key Skills

Software

Other
Internal/Proprietary Tooling

Top Subject Matter

Large Language Models (LLMs)
Multimodal AI
Media Annotation

Top Data Types

TextText
VideoVideo
ImageImage

Top Task Types

ClassificationClassification
Bounding BoxBounding Box
Entity (NER) ClassificationEntity (NER) Classification
RLHFRLHF
Evaluation/RatingEvaluation/Rating
TranscriptionTranscription
Fine-tuningFine-tuning
Object DetectionObject Detection

Freelancer Overview

Advanced AI Data Trainer. Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal, Proprietary Tooling, and Other. Education includes Bachelor of Science, University of South Africa (2024). AI-training focus includes data types such as Text and Video and labeling workflows including Evaluation, Rating, and Classification.

IntermediateEnglishZulu

Labeling Experience

AI Data Annotator

ImageBounding Box
Annotated images with precise bounding boxes to train computer vision models, ensuring high-quality datasets for object detection and recognition tasks.

Annotated images with precise bounding boxes to train computer vision models, ensuring high-quality datasets for object detection and recognition tasks.

2025 - 2026

AI Data Annotator

OtherVideoClassification
As an AI Data Annotator at RWS, I conducted media annotation and labeling for multimodal LLM training. I ensured high-quality and accurate datasets for AI model improvement. My efforts focused on meeting stringent accuracy standards and collaborating with cross-functional teams. • Labeled and classified video and multimedia content for machine learning. • Reviewed and verified annotations for consistency and quality. • Coordinated with team members to meet tight project deadlines. • Supported creative problem-solving to resolve annotation challenges.

As an AI Data Annotator at RWS, I conducted media annotation and labeling for multimodal LLM training. I ensured high-quality and accurate datasets for AI model improvement. My efforts focused on meeting stringent accuracy standards and collaborating with cross-functional teams. • Labeled and classified video and multimedia content for machine learning. • Reviewed and verified annotations for consistency and quality. • Coordinated with team members to meet tight project deadlines. • Supported creative problem-solving to resolve annotation challenges.

2025 - 2026

Advanced AI Data Trainer

TextEvaluation Rating
As an Advanced AI Data Trainer, I evaluated and rated AI prompts and responses for large language models. My work ensured quality, safety, and relevance of AI outputs. • Employed human-in-the-loop strategies to enhance model performance.

As an Advanced AI Data Trainer, I evaluated and rated AI prompts and responses for large language models. My work ensured quality, safety, and relevance of AI outputs. • Employed human-in-the-loop strategies to enhance model performance.

2025 - 2026

Advanced AI Data Trainer

TextRLHF
Applied reinforcement learning from human feedback (RLHF) to fine-tune large language models, improving alignment with human preferences and enhancing output quality, safety, and relevance.

Applied reinforcement learning from human feedback (RLHF) to fine-tune large language models, improving alignment with human preferences and enhancing output quality, safety, and relevance.

2025 - 2025

Advanced AI Data Trainer

VideoTranscription
Designed and refined short-form video captions to enhance multimodal AI capabilities.

Designed and refined short-form video captions to enhance multimodal AI capabilities.

2025 - 2025

Education

U

University of South Africa

Bachelor of Science, Mathematics and Physics

Bachelor of Science
2020 - 2024

Work History

L

Local Municipality

Sales Development Representative

Newcastle
2024 - 2025