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Justin Chinemeucheya Ndukwu

Justin Chinemeucheya Ndukwu

AI Response Evaluator and Data Annotator (Self Project)

Nigeria flagN/A, Nigeria
ExpertOtherMercorToloka

Key Skills

Software

Other
MercorMercor
TolokaToloka
ClickworkerClickworker

Top Subject Matter

AI-generated responses
general domain

Top Data Types

TextText
ImageImage
AudioAudio

Top Task Types

Object DetectionObject Detection
Evaluation/RatingEvaluation/Rating
Data CollectionData Collection
TranscriptionTranscription
Question AnsweringQuestion Answering

Freelancer Overview

AI Response Evaluator and Data Annotator (Self Project). Brings 13+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Science, University of Nigeria, Nsukka (2014) and Master of Science, Chukwuemeka Odumegwu Ojukwu University (2024). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

ExpertEnglishIgbo

Labeling Experience

AI Project Response Evaluator

OtherText
I identified weaknesses in AI-generated responses and provided improvements for better accuracy and clarity. I detected and corrected factual and logical errors to enhance reliability of outputs. My tasks ensured structured evaluation results following specific guidelines. • Organized and validated datasets using Excel and Google Sheets • Delivered high-quality, repeatable evaluation outcomes • Maintained a focus on clarity, accuracy, and completeness • Supported enhancement of AI systems through robust feedback

I identified weaknesses in AI-generated responses and provided improvements for better accuracy and clarity. I detected and corrected factual and logical errors to enhance reliability of outputs. My tasks ensured structured evaluation results following specific guidelines. • Organized and validated datasets using Excel and Google Sheets • Delivered high-quality, repeatable evaluation outcomes • Maintained a focus on clarity, accuracy, and completeness • Supported enhancement of AI systems through robust feedback

2023 - Present

AI Response Evaluator and Data Annotator (Self Project)

OtherText
I evaluated AI-generated responses, ensuring accuracy, clarity, and completeness according to structured guidelines. I performed text annotation and classification tasks such as sentiment labelling and categorization to support model improvement. My work included providing corrective feedback and documenting findings for quality assurance. • Cleaned, sorted, and analyzed data using Microsoft Excel and Google Sheets • Applied Excel functions for data processing and validation • Worked with structured datasets to maintain consistency • Utilized basic Python for logical operations and data handling

I evaluated AI-generated responses, ensuring accuracy, clarity, and completeness according to structured guidelines. I performed text annotation and classification tasks such as sentiment labelling and categorization to support model improvement. My work included providing corrective feedback and documenting findings for quality assurance. • Cleaned, sorted, and analyzed data using Microsoft Excel and Google Sheets • Applied Excel functions for data processing and validation • Worked with structured datasets to maintain consistency • Utilized basic Python for logical operations and data handling

2023 - Present

Education

U

University of Nigeria, Nsukka

Bachelor of Science, Physics Education

Bachelor of Science
2010 - 2014
C

Chukwuemeka Odumegwu Ojukwu University

Master of Science, Solar Energy Physics

Master of Science
2024

Work History

O

Online Physics Tutorial

Physics Tutor

N/A
2023 - Present
B

Brain House Lesson Center

Co-Founder and Physics Teacher

N/A
2023 - Present