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J
Joshua A.

Joshua A.

AI Data Labeling Specialist

Nigeria flagN/A, Nigeria

Key Skills

Software

TelusTelus
Other

Top Subject Matter

AI-generated text evaluation for trust and safety and model quality
Editorial quality assurance and fact-checking (transferable to AI content evaluation)
Legal Services & Contract Review

Top Data Types

DocumentDocument
ImageImage
VideoVideo

Top Task Types

ClassificationClassification
Entity (NER) ClassificationEntity (NER) Classification
Bounding BoxBounding Box
PolygonPolygon
SegmentationSegmentation
Object DetectionObject Detection
Text GenerationText Generation
Question AnsweringQuestion Answering
Text SummarizationText Summarization
RLHFRLHF
TranscriptionTranscription
Evaluation/RatingEvaluation/Rating
Computer Programming/CodingComputer Programming/Coding
Data CollectionData Collection
Function CallingFunction Calling
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)

Freelancer Overview

Content Quality Analyst, Telus International (Remote). Brings 10+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Telus and Other. Education includes Bachelor of Science, University of Lagos (2020). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Labeling Experience

Telus

Content Quality Analyst, Telus International (Remote)

TelusTelusTextText

Performed structured quality assessments on AI-generated content, including ranking responses and providing detailed feedback to improve model performance. Identified factual errors, biased language, hallucinated information, and safety compliance issues according to project rubrics and annotation guidelines. Ensured consistent adherence to quality standards through methodical reviews and collaboration on edge cases. • Assessed response accuracy, relevance, coherence, and safety • Produced ratings/rankings and explanatory feedback for model improvement • Flagged bias, hallucinations, and factual errors • Followed guideline rubrics and participated in criteria refinement

2021 - Present

Editorial & Research Coordinator, Kainos Media Group

OtherTextText

Verified accuracy, clarity, and compliance of published editorial content using structured review and fact-checking practices. Developed and maintained editorial guidelines and style standards to ensure consistency across content. Supported quality workflows by prioritizing tasks and documenting findings for leadership. • Fact-checked claims and assessed content quality • Ensured adherence to editorial standards and guidelines • Produced documentation summarizing quality assessments and recommendations • Trained junior editors on error detection and structured review

2018 - 2021

Education

U

University of Lagos

Bachelor of Science, Computer Science

Bachelor of Science
2015 - 2020

Work History

Z

Zedcrest Capital

Lead Mobile Engineer

N/A
2021 - Present
C

Cercu

Lead Mobile Engineer

N/A
2025 - 2025