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H

Heritage Olasoju

Senior AI Content Evaluator & Prompt Engineer (Freelance)

Nigeria flagMalate, Nigeria
$15.00/hrEntry LevelOther

Key Skills

Software

Other

Top Subject Matter

Large Language Models
AI Safety
Prompt Engineering

Top Data Types

TextText
ImageImage
DocumentDocument

Top Task Types

ClassificationClassification

Freelancer Overview

Senior AI Content Evaluator & Prompt Engineer. Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal, Proprietary Tooling, and Other. Education includes Bachelor of Engineering, Kwara State University (2021). AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Classification.

Entry LevelEnglish

Labeling Experience

Senior AI Content Evaluator & Prompt Engineer

Text
As a Senior AI Content Evaluator & Prompt Engineer, I ranked and graded LLM responses based on reasoning, factuality, and policy adherence. My prompt engineering reduced hallucinations and stress-tested model behavior. I also conducted red teaming and safety reviews for outputs. • Designed prompts and evaluation rubrics for LLM output assessment. • Performed detailed ranking and grading for language model responses. • Participated in safety and bias mitigation via red teaming exercises. • Collaborated remotely on continuous improvement initiatives.

As a Senior AI Content Evaluator & Prompt Engineer, I ranked and graded LLM responses based on reasoning, factuality, and policy adherence. My prompt engineering reduced hallucinations and stress-tested model behavior. I also conducted red teaming and safety reviews for outputs. • Designed prompts and evaluation rubrics for LLM output assessment. • Performed detailed ranking and grading for language model responses. • Participated in safety and bias mitigation via red teaming exercises. • Collaborated remotely on continuous improvement initiatives.

2025 - Present

AI Data Annotator & Quality Reviewer

OtherTextClassification
As an AI Data Annotator & Quality Reviewer, I labeled text, image, and video datasets with a strong focus on consistency and clarity. My main duties included reviewing logic, syntax, and annotation quality. I strictly followed SOPs within distributed teams. • Labeled diverse datasets including text, image, and video types. • Reviewed annotation quality for accuracy and completeness. • Adhered to detailed SOPs and project documentation. • Coordinated remotely across multiple teams and projects.

As an AI Data Annotator & Quality Reviewer, I labeled text, image, and video datasets with a strong focus on consistency and clarity. My main duties included reviewing logic, syntax, and annotation quality. I strictly followed SOPs within distributed teams. • Labeled diverse datasets including text, image, and video types. • Reviewed annotation quality for accuracy and completeness. • Adhered to detailed SOPs and project documentation. • Coordinated remotely across multiple teams and projects.

2024 - Present

Education

K

Kwara State University

Bachelor of Engineering, Material Science and Engineering

Bachelor of Engineering
2021

Work History

F

Freelance

Senior AI Content Evaluator & Prompt Engineer

Lagos
2025 - Present