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Brian Kupalo

UHRS Online Rater / Data Annotator Freelance

KENYA flag
Nairobi, Kenya
$20.00/hrIntermediateAppenCrowdsourceData Annotation Tech

Key Skills

Software

AppenAppen
CrowdSourceCrowdSource
Data Annotation TechData Annotation Tech
LabelImgLabelImg
MindriftMindrift
OneFormaOneForma
Scale AIScale AI
TolokaToloka

Top Subject Matter

General Web Content and Search
Legal Services & Contract Review
Regulatory Compliance & Risk Analysis

Top Data Types

ImageImage
TextText
DocumentDocument

Top Task Types

Classification

Freelancer Overview

UHRS Online Rater / Data Annotator Freelance. Core strengths include UHRS. Education includes Diploma, N/A (2024). AI-training focus includes data types such as Image and labeling workflows including Classification.

IntermediateEnglish

Labeling Experience

UHRS Online Rater / Data Annotator Freelance

ImageClassification
As a UHRS Online Rater and Data Annotator freelancer, I performed search relevance, image labeling, and content judgment tasks focused on improving AI system outputs. My responsibilities included evaluating AI outputs for accuracy, relevance, and policy compliance following structured guidelines. Through high-quality human judgment and attention to detail, I supported the AI training process across text and image domains. • Conducted search relevance assessments and content evaluations for AI improvement • Labeled images and judged content for relevance and policy compliance • Maintained strong guideline adherence and high accuracy scores across multiple HitApps • Utilized platforms such as UHRS and Toloka for digital content annotation and quality assurance

As a UHRS Online Rater and Data Annotator freelancer, I performed search relevance, image labeling, and content judgment tasks focused on improving AI system outputs. My responsibilities included evaluating AI outputs for accuracy, relevance, and policy compliance following structured guidelines. Through high-quality human judgment and attention to detail, I supported the AI training process across text and image domains. • Conducted search relevance assessments and content evaluations for AI improvement • Labeled images and judged content for relevance and policy compliance • Maintained strong guideline adherence and high accuracy scores across multiple HitApps • Utilized platforms such as UHRS and Toloka for digital content annotation and quality assurance

Present

Education

N

Nairobi computers

Diploma, Computer Science

Diploma
2023 - 2024

Work History

M

medical student

student

Nairobi
2023 - Present