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Precious Olusuyi

Precious Olusuyi

Data Annotator - AI and Technology

NIGERIA flag
Lagos, Nigeria
$20.00/hrExpertMindrift

Key Skills

Software

MindriftMindrift

Top Subject Matter

No subject matter listed

Top Data Types

AudioAudio
ImageImage
TextText

Top Label Types

Audio Recording
Prompt Response Writing SFT
Question Answering
Text Generation

Freelancer Overview

I am a detail-oriented data annotator and QA specialist with hands-on experience supporting AI training and algorithm improvements. My background includes conducting pairwise evaluations for search engine outputs, reviewing and classifying products for e-commerce platforms, and assessing AI-generated responses for safety, accuracy, and usefulness. I bring a strong analytical mindset, high attention to detail, and a QA approach focused on edge cases and risk evaluation. My exposure to LLMs, prompt design, and structured data formats like JSON and YAML allows me to work effectively on diverse annotation projects. With a foundation in medical research and professional communication, I excel at delivering high-quality, reliable training data for AI and machine learning applications.

ExpertEnglish

Labeling Experience

Data Annotation / QA Specialty

Don T DiscloseTextQuestion AnsweringPrompt Response Writing SFT
Conducted pairwise evaluations of search engine outputs to identify superior results and support improvements in algorithms and recommendation systems. Reviewed products to ensure accurate classification and proper categorization across e-commerce platforms. Assessed AI-generated responses against prompts to verify safety, usefulness, and factual accuracy. Reviewed annotator submissions and provided constructive, actionable feedback when necessary.

Conducted pairwise evaluations of search engine outputs to identify superior results and support improvements in algorithms and recommendation systems. Reviewed products to ensure accurate classification and proper categorization across e-commerce platforms. Assessed AI-generated responses against prompts to verify safety, usefulness, and factual accuracy. Reviewed annotator submissions and provided constructive, actionable feedback when necessary.

2023 - 2025

Education

K

Kursk State Medical University

Bachelor of Medicine, Bachelor of Surgery, Medicine

Bachelor of Medicine, Bachelor of Surgery
2018 - 2024

Work History

U

Upwork

Freelance Writer

Lagos
2020 - Present
N

National Research Nuclear University MEPhI

Research Assistant

Moscow
2022 - 2024