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Avril Jack

AI Data Specialist

South Africa flagN/A, South Africa
$10.50/hrEntry LevelDon T DiscloseInternal Proprietary Tooling

Key Skills

Software

Don't disclose
Internal/Proprietary Tooling

Top Subject Matter

Computer Vision
AI Evaluation
Prompt Engineering

Top Data Types

ImageImage
TextText
DocumentDocument

Top Task Types

Bounding Box

Freelancer Overview

AI Data Specialist. Brings 20+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Internal and Proprietary Tooling. Education includes Bachelor of Social Science, University of Cape Town (2005) and Postgraduate Diploma in Labour Law, North-West University / Noordwes-Universiteit (2022). AI-training focus includes data types such as Image and labeling workflows including Bounding Box.

Entry LevelEnglish

Labeling Experience

AI Data Specialist

ImageBounding Box
I evaluated and ranked AI model outputs across multimodal datasets in a professional setting. I designed prompts and test cases to challenge model reasoning and enhance perception for vision tasks. I annotated and refined computer vision datasets using bounding boxes, segmentation, and perception labeling. • Evaluated vision model outputs against visual evidence for quality.• Conducted grounding verification to identify inconsistencies or hallucinations.• Used various benchmarking techniques to address dataset gaps.• Prototyped AI-assisted workflows to support efficient annotation processes.

I evaluated and ranked AI model outputs across multimodal datasets in a professional setting. I designed prompts and test cases to challenge model reasoning and enhance perception for vision tasks. I annotated and refined computer vision datasets using bounding boxes, segmentation, and perception labeling. • Evaluated vision model outputs against visual evidence for quality.• Conducted grounding verification to identify inconsistencies or hallucinations.• Used various benchmarking techniques to address dataset gaps.• Prototyped AI-assisted workflows to support efficient annotation processes.

2025 - Present

Education

N

North-West University / Noordwes-Universiteit

Postgraduate Diploma in Labour Law, Law

Postgraduate Diploma in Labour Law
2022 - 2022
U

University of Cape Town

Bachelor of Social Science, Organisational Psychology

Bachelor of Social Science
2003 - 2005

Work History

I

iO Sphere

Principal Consultant

N/A
2024 - Present
S

Sukwini Consulting

Career Strategist

South Africa
2020 - 2025