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Derek Sado

Derek Sado

AI Data Analyst / Trainer, Outlier AI

United Kingdom flagCardiff, United Kingdom
$35.00/hrIntermediateRemotasksLabelboxScale AI

Key Skills

Software

RemotasksRemotasks
LabelboxLabelbox
Scale AIScale AI

Top Subject Matter

AI Large Language Models
Retail - Data Insight Analyst
E-commerce Customer Satisfaction

Top Data Types

TextText
ImageImage
VideoVideo

Top Task Types

RLHFRLHF
Bounding BoxBounding Box
ClassificationClassification
Question AnsweringQuestion Answering
Text SummarizationText Summarization
Evaluation/RatingEvaluation/Rating

Freelancer Overview

AI Data Analyst / Trainer, Outlier AI. Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Master of Science, Cardiff Metropolitan University (2024). AI-training focus includes data types such as Text and labeling workflows including RLHF.

IntermediateEnglish

Labeling Experience

AI Data Analyst / Trainer, Outlier AI

TextRLHF
In this role, I executed AI model training tasks, including data annotation, response comparison, and generalist evaluation for the Outlier Aether project. I assessed and ranked AI-generated outputs to support reinforcement learning from human feedback, ensuring accuracy, relevance, and quality. I completed structured annotation across various datasets to train and improve large language models for production AI systems. • Conducted detailed response comparisons and rankings. • Evaluated AI outputs with analytical judgment and clear documentation. • Labeled diverse text data for use in language models. • Consistently maintained high quality ratings in all submissions.

In this role, I executed AI model training tasks, including data annotation, response comparison, and generalist evaluation for the Outlier Aether project. I assessed and ranked AI-generated outputs to support reinforcement learning from human feedback, ensuring accuracy, relevance, and quality. I completed structured annotation across various datasets to train and improve large language models for production AI systems. • Conducted detailed response comparisons and rankings. • Evaluated AI outputs with analytical judgment and clear documentation. • Labeled diverse text data for use in language models. • Consistently maintained high quality ratings in all submissions.

2023 - Present

Data Labelling

ImageObject Detection
Labelling objects in images and videos by drawing bounding boxes around them, tagging what each object is (a person, a car, a traffic light etc.), and in video work tracking those objects frame by frame as they move.

Labelling objects in images and videos by drawing bounding boxes around them, tagging what each object is (a person, a car, a traffic light etc.), and in video work tracking those objects frame by frame as they move.

2025 - 2026

Education

C

Cardiff Metropolitan University

Master of Science, Data Science

Master of Science
2023 - 2024

Work History

S

Synconova

Senior Data Analyst

Cardiff
2025 - Present
D

DG Euphoria

Data Analyst

Cardiff
2022 - 2025