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Samuel N.

Freelance AI Trainer & Data Labeling Specialist (Self-Employed, Remote)

Kenya flagNairobi, Kenya

Key Skills

Software

LabelboxLabelbox
Other

Top Subject Matter

AI model training data
prompt evaluation
and content quality for NLP applications

Top Data Types

TextText
ImageImage
AudioAudio
VideoVideo

Top Task Types

ClassificationClassification
TranscriptionTranscription

Freelancer Overview

Freelance AI Trainer & Data Labeling Specialist (Self-Employed, Remote). Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Labelbox and Other. Education includes High School Certificate, Muranga High School (2023). AI-training focus includes data types such as Text, Image, and Audio and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

Freelance AI Trainer & Data Labeling Specialist (Self-Employed, Remote)

OtherVideoVideoClassificationClassification

Labeled video data for AI and machine learning projects to support dataset creation. The role includes applying consistent labels across video content and validating dataset quality. Outputs are reviewed for accuracy and used to enable reliable model training and content evaluation. • Annotated and labeled video datasets for machine learning applications. • Performed quality checks to ensure consistency in labeled datasets. • Maintained high accuracy while meeting daily productivity targets. • Collaborated remotely using online annotation platforms and communication tools.

2026 - Present

Freelance AI Trainer & Data Labeling Specialist (Self-Employed, Remote)

OtherAudioAudioTranscriptionTranscription

Labeled and prepared audio datasets for machine learning use, including transcription-related annotation activities. The work emphasizes producing accurate, consistent transcripts and metadata suitable for training and evaluation. Quality assurance is performed to maintain reliability and throughput. • Annotated audio segments as part of dataset preparation. • Supported transcription-focused labeling tasks. • Completed quality checks to ensure accuracy and consistency. • Met daily productivity targets while maintaining label quality.

2026 - Present
Labelbox

Freelance AI Trainer & Data Labeling Specialist (Self-Employed, Remote)

LabelboxLabelboxImageImageClassificationClassification

Annotated image data for AI and machine learning datasets as part of freelance data labeling work. The tasks focus on applying consistent labels needed for downstream classification and moderation workflows. Labeled outputs are reviewed to maintain accuracy and meet daily productivity targets. • Labeled and annotated images for machine learning projects. • Applied image labeling for classification and content quality needs. • Performed quality checks to ensure label consistency. • Supported remote collaboration via annotation platforms and communication tools.

2026 - Present
Labelbox

Freelance AI Trainer & Data Labeling Specialist (Self-Employed, Remote)

LabelboxLabelboxTextText

Freelance AI training and data annotation specialist supporting machine learning projects through prompt and response evaluation for quality and relevance. The work includes ranking model outputs, reviewing AI-generated answers, and performing content categorization with sentiment analysis to ensure usable training data. Quality assurance checks are applied to maintain consistency and accuracy across labeled datasets. • Evaluated prompts and ranked outputs for language model training support. • Reviewed AI-generated responses for relevance, accuracy, and quality. • Performed sentiment analysis and content categorization. • Conducted quality checks for consistency in labeled data.

2026 - Present

Education

M

Muranga High School

High School Certificate, Secondary Education

High School Certificate
2019 - 2023

Work History

S

Self-Employed

Freelance AI Trainer & Data Labeling Specialist

Nairobi
2026 - Present
F

Freelance

Virtual Assistant / Online Freelancer

Nairobi
2025 - 2026