Fatusin A.

Key Skills

Software

Other

Top Subject Matter

Generative AI

LLM evaluation

safety and reasoning

Top Data Types

Text

Document

Top Task Types

RLHF

Classification

Freelancer Overview

Senior AI Trainer & RLHF Specialist at Public AI (Remote). Core strengths include Internal, Proprietary Tooling, and Other. Education includes Bachelor of Science, Obafemi Awolowo University (2023). AI-training focus includes data types such as Text and Document and labeling workflows including RLHF, Evaluation, and Rating.

Labeling Experience

Senior AI Trainer & RLHF Specialist at Public AI (Remote)

TextRLHF

Led RLHF initiatives to fine-tune generative language models using structured human feedback to improve reasoning and reduce hallucinations. Reviewed and ranked AI-generated responses using accuracy, tone, and safety guidelines while supporting reward-model development. Developed comprehensive annotation guidelines for large-scale labeling with a focus on high inter-annotator agreement and data quality. • Perform response evaluation and ranking for training signals • Create annotation guidelines and maintain labeling consistency • Collaborate with ML engineers on edge cases and dataset iteration • Use prompt engineering to test model performance across domains

2024 - Present

Web & Data Specialist at Lemon & Co Inc. (Remote)

OtherDocumentClassification

Supported data-related work for digital platforms by maintaining data integrity and ensuring effective information delivery through website content and SEO workflows. Analyzed user behavior metrics to iteratively improve content delivery and site structure, contributing to better overall site health and mobile experience. Implemented data security protocols and maintained compliance best practices for web-based data management. • Manage and validate web content/data integrity • Use analytics to guide content and architecture iterations • Ensure secure handling of web-based data • Support content management for digital platforms

2023 - 2024

AI Data Trainer & Content Evaluator at Uber AI Solutions (Remote)

Text

Performed high-quality data labeling and product testing for NLP and mapping-related applications while evaluating chatbot outputs for tone and relevance. Provided detailed feedback to improve conversational AI accuracy using structured feedback loops. Conducted localization and translation quality checks to ensure cultural relevance and linguistic accuracy across multiple regions. • Label and test NLP/mapping datasets for training readiness • Rate and critique chatbot responses (tone, relevance, correctness) • Run localization/translation quality assurance checks • Curate and prepare high-fidelity training data

2023 - 2024

Education

Work History