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M
Marsini

Marsini

AI Data Annotator || RLHF Specialist || Data Labeling Expert

Nigeria flagLagos, Nigeria

Key Skills

Software

Label StudioLabel Studio
Scale AIScale AI
CVATCVAT
V7 LabsV7 Labs

Top Subject Matter

General AI/NLP
Computer Science & Technology
Data Analysis & Machine Learning

Top Data Types

TextText
ImageImage
VideoVideo

Top Task Types

RLHFRLHF
Bounding BoxBounding Box
Data CollectionData Collection
Text SummarizationText Summarization
Question AnsweringQuestion Answering
Entity (NER) ClassificationEntity (NER) Classification

Freelancer Overview

AI Data Trainer (Freelance Contractor) – Outlier AI. Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Science, Osun State University (2025). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Labeling Experience

AI Data Trainer (Freelance Contractor) – Outlier AI

OtherTextText

As an AI Data Trainer (Freelance Contractor) at Outlier AI, I evaluated and labeled text data to contribute to AI model training. I provided RLHF feedback for advancing model performance and adhered strictly to annotation guidelines. I ensured quality standards were met and identified challenging edge cases for nuanced model improvement. • Labeled and evaluated text data for AI training • Delivered feedback for Reinforcement Learning from Human Feedback (RLHF) • Maintained high-quality annotation standards • Identified and documented edge cases

2024 - 2025

Education

O

Osun State University

Bachelor of Science, Computer Science

Bachelor of Science
2021 - 2025

Work History

N

N/A

Data Entry and Virtual Assistant

Lagos
2023 - 2024