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emmanuel_ezek

Emmanuel E

@emmanuel_ezek

Data Analyst

Nigeria
Englisch
Einige Informationen werden in englischer Sprache angezeigt.
Über mich
I am a Data Analyst with a Master's Degree in Data Analytics and 5 years of experience in data cleaning, reporting, and dashboard development. I am skilled in Excel, SQL, and Power BI, with expertise in data annotation and transforming raw data into actionable insights to support business decision-making.... Mehr lesen

Kompetenzen

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emmanuel_ezek
Emmanuel E
offline • 

Meine Dienstleistungen

BI-Analyse
I will data analysis, dashboards and reports in excel, sql and power bi
Ab20 $ / ProjektWeitere Details
Datenbereinigung
I will clean, format and organize your excel data
Ab15 $ / ProjektWeitere Details

Arbeitserfahrung

Outlier

AI Data Evaluator

Outlier • Freiberufler

Jan 2026 - Present • 10 mos

Evaluated AI-generated responses for accuracy, relevance, and quality. Analysed text and data samples to identify errors and inconsistencies, providing written justifications. Compared and ranked AI outputs using structured rubrics and conducted quality assurance checks on annotated datasets to ensure reliability for AI training.