For employers

Hire this AI Trainer

Sign in or create an account to invite AI Trainers to your job.

Invite to Job
S
Sylvester Stevenson

Sylvester Stevenson

Freelance AI Trainer / Data Labeler

Nigeria flagLagos, Nigeria
$15.00/hrEntry LevelOtherAws SagemakerAnno Mage

Key Skills

Software

Other
AWS SageMakerAWS SageMaker
Anno-MageAnno-Mage
AppenAppen
ArgillaArgilla
ClickworkerClickworker
RemotasksRemotasks

Top Subject Matter

Large Language Models
AI Content Evaluation

Top Data Types

TextText
ImageImage
VideoVideo

Top Task Types

RLHFRLHF
PolygonPolygon
ClassificationClassification
Point/Key PointPoint/Key Point
Text GenerationText Generation
Question AnsweringQuestion Answering
TranscriptionTranscription
Evaluation/RatingEvaluation/Rating
Data CollectionData Collection

Freelancer Overview

Freelance AI Trainer / Data Labeler. Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Higher National Diploma, The Oke Ogun Polytechnic, Saki (2019). AI-training focus includes data types such as Text and labeling workflows including RLHF.

Entry LevelEnglishYoruba

Labeling Experience

Freelance AI Trainer / Data Labeler

OtherTextRLHF
As a freelance AI Trainer and Data Labeler, I evaluated large language model (LLM) outputs and provided structured feedback to enhance model accuracy and safety. My work involved annotating, scoring, and ranking AI-generated content according to detailed, complex guidelines. I focused on consistency, high quality, and efficiency while identifying areas for improvement in AI behavior. • Conducted RLHF (Reinforcement Learning from Human Feedback) tasks to ensure reliable model outputs. • Identified hallucinations, biases, and logical errors in AI responses for quality control. • Met strict deadlines with a consistent and detail-oriented approach in annotation projects. • Utilized multiple web-based annotation platforms and tools as required.

As a freelance AI Trainer and Data Labeler, I evaluated large language model (LLM) outputs and provided structured feedback to enhance model accuracy and safety. My work involved annotating, scoring, and ranking AI-generated content according to detailed, complex guidelines. I focused on consistency, high quality, and efficiency while identifying areas for improvement in AI behavior. • Conducted RLHF (Reinforcement Learning from Human Feedback) tasks to ensure reliable model outputs. • Identified hallucinations, biases, and logical errors in AI responses for quality control. • Met strict deadlines with a consistent and detail-oriented approach in annotation projects. • Utilized multiple web-based annotation platforms and tools as required.

2025 - Present

Education

T

The Oke Ogun Polytechnic, Saki

Higher National Diploma, Science Laboratory Technology

Higher National Diploma
2019 - 2019

Work History

T

Techsolutions Nigeria

Content Analyst

Lagos
2023 - 2024
G

Global Services Nigeria

Customer Support Specialist

Lagos
2021 - 2023