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Prince Emmafred

AI Prompt Engineer & Data Annotator (Volunteer / Self-Initiated)

Nigeria flagAbuja, Nigeria
IntermediateOther

Key Skills

Software

Other

Top Subject Matter

Public Health
Healthcare Data & Medical Documentation
Mental Health

Top Data Types

TextText

Top Task Types

Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
ClassificationClassification

Freelancer Overview

AI Prompt Engineer & Data Annotator (Volunteer / Self-Initiated). Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other and Excel. Education includes Bachelor of Science, Bowen University (2025) and Certificate, Bowen University (2021). AI-training focus includes data types such as Text and labeling workflows including Prompt + Response Writing (SFT) and Classification.

Intermediate

Labeling Experience

AI Prompt Engineer & Data Annotator (Volunteer / Self-Initiated)

OtherTextPrompt Response Writing SFT
In this role, I designed and tested prompts for public health and medical research tasks, focusing on improving clarity and output quality. I evaluated AI-generated outputs for relevance, safety, and factual consistency in health-related contexts. Additionally, I annotated survey data and open-ended responses using AI plugins, applying established labeling guidelines with high consistency. • Created and optimized over 100 structured prompts for AI models in healthcare domains. • Assessed ChatGPT and Bing AI outputs for accuracy and ethical compliance. • Annotated open-text health survey data leveraging AI tools. • Developed feedback mechanisms to continuously enhance model performance.

In this role, I designed and tested prompts for public health and medical research tasks, focusing on improving clarity and output quality. I evaluated AI-generated outputs for relevance, safety, and factual consistency in health-related contexts. Additionally, I annotated survey data and open-ended responses using AI plugins, applying established labeling guidelines with high consistency. • Created and optimized over 100 structured prompts for AI models in healthcare domains. • Assessed ChatGPT and Bing AI outputs for accuracy and ethical compliance. • Annotated open-text health survey data leveraging AI tools. • Developed feedback mechanisms to continuously enhance model performance.

2024 - Present

Research Assistant (Volunteer) | Public Health Department, Bowen University

TextClassification
As a research assistant, I used AI tools to retrieve and summarize academic publications, contributing structured feedback on output quality. I cleaned and labeled survey datasets in Excel, identifying outliers and categorizing free-text responses for health research. I also supported quality control and basic data entry training for junior volunteers in data annotation protocols. • Summarized academic literature using Elicit and Consensus AI platforms. • Labeled and categorized survey responses in public health research studies. • Provided structured feedback to refine AI search tool performance. • Trained team members in annotation quality assurance and protocols.

As a research assistant, I used AI tools to retrieve and summarize academic publications, contributing structured feedback on output quality. I cleaned and labeled survey datasets in Excel, identifying outliers and categorizing free-text responses for health research. I also supported quality control and basic data entry training for junior volunteers in data annotation protocols. • Summarized academic literature using Elicit and Consensus AI platforms. • Labeled and categorized survey responses in public health research studies. • Provided structured feedback to refine AI search tool performance. • Trained team members in annotation quality assurance and protocols.

2024 - 2025

Education

B

Bowen University

Bachelor of Science, Public Health

Bachelor of Science
2021 - 2025
B

Bowen University

Certificate, Mental Health

Certificate
2021 - 2021

Work History

N

Naowa Hospital

Health Promotion Assistant

Abuja
2025 - Present