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O
Oluwatosin O.

Oluwatosin O.

AI Trainer | Data Labeling & RLHF Specialist | NLP Evaluation Expert

Nigeria flagLagos, Nigeria

Key Skills

Software

Label StudioLabel Studio
OneFormaOneForma
Scale AIScale AI
AppenAppen

Top Subject Matter

NLP and Generative AI
Model Evaluation
Data Labeling and Prompt Assessment

Top Data Types

DocumentDocument
TextText
AudioAudio

Top Task Types

RLHFRLHF
Evaluation/RatingEvaluation/Rating
Data CollectionData Collection
TranscriptionTranscription
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
Text SummarizationText Summarization

Freelancer Overview

I have experience in AI training and data labeling, including RLHF projects on Scale Studio. My work involed evaluating AI-generated responses, applying quality guidlines, annotating daa, and poviding feedbak to improve model accuracy, relevance, and overall performance.

Labeling Experience

AI Trainer / Data Labeling Specialist

TextTextRLHFRLHF

I Worked on RLHF and data annotation projects, evaluating AI-generated responses for accuracy, relevance, safety, and factual correctness. Created prompts and test cases, identified model weaknesses and hallucinations, performed quality assurance reviews, and provided feedback to improve model performance. Contributed to building high-quality datasets for NLP and generative AI applications while consistently meeting productivity and quality standards.

2025 - 2025

Education

O

Osn State university, Bsc Cmputer Science,

Degree not specified

Not specified
Not specified

Work History

F

Freelance

AI Trainer/Data Labeling Specialist

Lagos
2025 - Present