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A

Akaolisa Nwankwo

Data & AI Specialist, Self-Employed / Remote

NIGERIA flag
Owerri, Nigeria
$10.00/hrExpertDon T Disclose

Key Skills

Software

Don't disclose

Top Subject Matter

Generative AI and Language Models
AI Model Data Annotation

Top Data Types

TextText
ImageImage
VideoVideo

Top Task Types

Data Collection
Text Summarization
Transcription
Evaluation Rating

Freelancer Overview

Data & AI Specialist, Self-Employed / Remote. Brings 2+ 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, Arizona State University (2025) and Bachelor of Science, Federal University of Technology, Owerri (2024). AI-training focus includes data types such as Text and labeling workflows including Data Collection, Evaluation, and Rating.

ExpertEnglishRussianSpanish

Labeling Experience

Data & AI Specialist, Self-Employed / Remote

TextData Collection
I specialized in generative AI data collection, annotation, and model fine-tuning for large-scale language models. My responsibilities included deep data analysis, content generation, and evaluation of model outputs to improve AI performance. I produced high-quality original content and training datasets in English to enhance machine learning capabilities. • Conducted detailed annotations and evaluations of text data for language model training. • Fine-tuned AI models with curated datasets to support generative and summarization tasks. • Assessed outputs for linguistic nuance, factual accuracy, and bias mitigation. • Supported continuous improvement by providing detailed feedback and dataset enhancements.

I specialized in generative AI data collection, annotation, and model fine-tuning for large-scale language models. My responsibilities included deep data analysis, content generation, and evaluation of model outputs to improve AI performance. I produced high-quality original content and training datasets in English to enhance machine learning capabilities. • Conducted detailed annotations and evaluations of text data for language model training. • Fine-tuned AI models with curated datasets to support generative and summarization tasks. • Assessed outputs for linguistic nuance, factual accuracy, and bias mitigation. • Supported continuous improvement by providing detailed feedback and dataset enhancements.

2021 - Present

Data Analyst, PamTech Group

Text
I analyzed large datasets to support model training and improve annotation quality. I developed automation and reporting workflows to streamline and support annotation processes. My role involved collaborating with team members to align annotation outputs with AI project objectives. • Reviewed and validated labeled text data for accuracy. • Integrated automated solutions to reduce manual annotation effort. • Contributed to higher annotation consistency and efficiency. • Ensured alignment of labeled content with AI training needs.

I analyzed large datasets to support model training and improve annotation quality. I developed automation and reporting workflows to streamline and support annotation processes. My role involved collaborating with team members to align annotation outputs with AI project objectives. • Reviewed and validated labeled text data for accuracy. • Integrated automated solutions to reduce manual annotation effort. • Contributed to higher annotation consistency and efficiency. • Ensured alignment of labeled content with AI training needs.

2025 - 2026

Education

A

Arizona State University

Master of Science, Data Science and Project Management

Master of Science
2024 - 2025
F

Federal University of Technology, Owerri

Bachelor of Science, Petroleum Engineering

Bachelor of Science
2019 - 2024

Work History

P

PamTech Group

Data Analyst

Owerri
2025 - 2026