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J
Johary Rasoloarison

Johary Rasoloarison

Data Quality & Annotation Engineer

Madagascar flagAntsirabe, Madagascar
$20.00/hrIntermediateDon T Disclose

Key Skills

Software

Don't disclose

Top Subject Matter

Finance
Computer Science / Technology
Real Estate and Automotive Data

Top Data Types

DocumentDocument
TextText

Top Task Types

ClassificationClassification
Question AnsweringQuestion Answering
Data CollectionData Collection
Computer Programming/CodingComputer Programming/Coding

Freelancer Overview

Data Team Lead – Web Scraping & Data Structuring. Brings 17+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Master of Science, Athénée Saint Joseph Antsirabe University (ASJA) (2005). AI-training focus includes data types such as Document and labeling workflows including Classification.

IntermediateEnglishMalagasyFrenchSpanish

Labeling Experience

Data Team Lead – Web Scraping & Data Structuring

DocumentClassification
Led a team responsible for extracting, cleaning, and enriching large-scale real estate and automotive datasets for AI purposes. Oversaw the correction of discrepancies, addition of missing attributes, and organization of information into structured Excel outputs. Delivered high-quality, traceable labeled data in alignment with strict project guidelines. • Managed data annotation and validation workflows for analytics and AI readiness. • Ensured manual cross-verification and attribute completion for data labeling accuracy. • Produced labeled datasets with provenance for downstream machine learning applications. • Maintained comprehensive audit trails and verified field highlights.

Led a team responsible for extracting, cleaning, and enriching large-scale real estate and automotive datasets for AI purposes. Oversaw the correction of discrepancies, addition of missing attributes, and organization of information into structured Excel outputs. Delivered high-quality, traceable labeled data in alignment with strict project guidelines. • Managed data annotation and validation workflows for analytics and AI readiness. • Ensured manual cross-verification and attribute completion for data labeling accuracy. • Produced labeled datasets with provenance for downstream machine learning applications. • Maintained comprehensive audit trails and verified field highlights.

2024 - 2025

Education

A

Athénée Saint Joseph Antsirabe University (ASJA)

Master of Science, Software Engineering

Master of Science
2000 - 2005

Work History

J

Joreca

Data Team Lead

Antsirabe
2024 - 2025
G

Gulfsat

OCS Specialist

Antananarivo
2015 - 2023