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Eugene Muinde

Eugene Muinde

Freelance AI Trainer & Data Labeler

KENYA flag
Nairobi, Kenya
$15.00/hrExpertCVATLabelboxMercor

Key Skills

Software

CVATCVAT
LabelboxLabelbox
MercorMercor
OpenCV AI Kit (OAK)OpenCV AI Kit (OAK)
MindriftMindrift
OneFormaOneForma
RemotasksRemotasks
AppenAppen
TolokaToloka

Top Subject Matter

General AI/Conversational AI
Speech Recognition/Conversational AI
Computer Vision/Object Detection

Top Data Types

ImageImage
VideoVideo
TextText
AudioAudio
DocumentDocument

Top Task Types

Classification
Bounding Box
Segmentation
Point Key Point
Cuboid
Object Detection
Question Answering
Text Summarization
Transcription
Evaluation Rating
Data Collection
Function Calling
Prompt Response Writing SFT
Text Generation
Red Teaming
RLHF

Freelancer Overview

Freelance AI Trainer & Data Labeler. Core strengths include Neevo, Remotasks, and Appen. AI-training focus includes data types such as Text, Audio, and Image and labeling workflows including Classification, Transcription, and Bounding Box.

ExpertFrenchEnglishSpanishChinese Mandarin

Labeling Experience

Freelance AI Trainer & Data Labeler (RLHF Evaluator)

TextRLHF
I evaluated chatbot responses for clarity, relevance, and compliance during reinforcement learning from human feedback (RLHF) tasks. My feedback cycles directly contributed to improvements in large language model (LLM) performance. I consistently provided structured feedback that enhanced user experience and reduced error rates. • Rated and reviewed LLM-generated responses in chat settings • Checked for compliance with project-specific guidelines • Identified and escalated problematic or unclear chatbot outputs • Helped optimize LLM responses through targeted feedback

I evaluated chatbot responses for clarity, relevance, and compliance during reinforcement learning from human feedback (RLHF) tasks. My feedback cycles directly contributed to improvements in large language model (LLM) performance. I consistently provided structured feedback that enhanced user experience and reduced error rates. • Rated and reviewed LLM-generated responses in chat settings • Checked for compliance with project-specific guidelines • Identified and escalated problematic or unclear chatbot outputs • Helped optimize LLM responses through targeted feedback

2023 - Present

Freelance AI Trainer & Data Labeler

AudioTranscription
During my tenure as a freelance AI trainer and data labeler, I worked extensively on audio datasets. My responsibilities included speech transcription and speaker labeling for various AI training platforms. I focused on accuracy and detailed data capture throughout each project. • Transcribed speech audio files for machine learning models • Labeled and tagged multiple speakers in audio samples • Delivered datasets suitable for training speech recognition systems • Maintained high compliance with project standards

During my tenure as a freelance AI trainer and data labeler, I worked extensively on audio datasets. My responsibilities included speech transcription and speaker labeling for various AI training platforms. I focused on accuracy and detailed data capture throughout each project. • Transcribed speech audio files for machine learning models • Labeled and tagged multiple speakers in audio samples • Delivered datasets suitable for training speech recognition systems • Maintained high compliance with project standards

2023 - Present

Freelance AI Trainer & Data Labeler

TextClassification
As a freelance AI trainer and data labeler, I was responsible for annotating text datasets for sentiment analysis and intent classification. My work involved evaluating chatbot responses, providing feedback, and ensuring labeling accuracy. I also participated in RLHF cycles to improve AI model performance. • Annotated large volumes of text data with 100% accuracy • Evaluated prompt responses for clarity and compliance • Provided structured feedback that reduced model error rates • Contributed to top-ranking annotation cycles

As a freelance AI trainer and data labeler, I was responsible for annotating text datasets for sentiment analysis and intent classification. My work involved evaluating chatbot responses, providing feedback, and ensuring labeling accuracy. I also participated in RLHF cycles to improve AI model performance. • Annotated large volumes of text data with 100% accuracy • Evaluated prompt responses for clarity and compliance • Provided structured feedback that reduced model error rates • Contributed to top-ranking annotation cycles

2023 - Present
CVAT

Independent Data Annotation Specialist

CVATImageClassificationBounding Box
I was responsible for annotating both text and image datasets using classification and tagging techniques. My role required strict adherence to annotation guidelines to ensure consistent labeling standards. I also conducted extensive quality checks to maintain high data accuracy. • Annotated images using classification tools and methods • Implemented tagging for various objects in the datasets • Utilized platforms like CVAT, Labelbox, and Remotasks for annotation tasks • Performed regular quality control reviews to ensure labeling precision

I was responsible for annotating both text and image datasets using classification and tagging techniques. My role required strict adherence to annotation guidelines to ensure consistent labeling standards. I also conducted extensive quality checks to maintain high data accuracy. • Annotated images using classification tools and methods • Implemented tagging for various objects in the datasets • Utilized platforms like CVAT, Labelbox, and Remotasks for annotation tasks • Performed regular quality control reviews to ensure labeling precision

2023 - Present

Education

O

Open University And Tech Studies

Bachelor in Technological studies, Sales and Data Annotations

Bachelor in Technological studies
2024 - 2026
M

Machakos University

Bachelor of Education, Science

Bachelor of Education
2022

Work History

S

Self-Employed

Freelance Writer

Nairobi
2023 - Present
G

Goldmine Company Ltd

Sales Representative

Nairobi
2020 - 2023