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J
Joshua A.

Joshua A.

Expert in image labelling and LLM Evaluation

United Kingdom flagLuton, United Kingdom

Key Skills

Software

Data Annotation TechData Annotation Tech
TelusTelus
Other

Top Subject Matter

Multimodal AI evaluation and RLHF annotation (LLM behavior preference data)
Legal Services & Contract Review
Regulatory Compliance & Risk Analysis

Top Data Types

AudioAudio
ImageImage
TextText
VideoVideo
DocumentDocument

Top Task Types

Audio RecordingAudio Recording
ClassificationClassification
Computer Programming/CodingComputer Programming/Coding
Data CollectionData Collection
RLHFRLHF
SegmentationSegmentation

Freelancer Overview

AI Media Evaluator · Outlier AI. Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Science, University of Bedfordshire (2026) and Foundation, GEC Academy (2022). AI-training focus includes data types such as Image, Video, and Audio and labeling workflows including RLHF and Segmentation.

Labeling Experience

AI Media Evaluator · Outlier AI

OtherImageImageRLHFRLHF

Evaluated AI-generated images, video, and audio across quality and correctness dimensions, including realism, factual accuracy, prompt adherence, and compositional consistency. Provided RLHF preference data and detailed annotation feedback to support iterative improvements in LLM behavior and multimodal output quality. Reviewed complex unstructured content such as multi-step conversations, threads, and documents to extract decisions, dependencies, and actionable insights. • Assessed HTML widgets and written responses against rubrics for helpfulness, instruction-following, formatting, and style. • Synthesized fragmented information into concise evaluation rubrics and task frameworks for assessing AI agent performance. • Identified systematic failure patterns such as visual artifacts, hallucinations, and tonal inconsistencies for targeted model refinement. • Maintained strict confidentiality when handling sensitive evaluation material.

2023 - Present

Marketing Strategist - We Are The News

VideoVideoSegmentationSegmentation

Developed and executed targeted content strategies and audience segmentation across social media and email to grow user engagement. Improved campaign efficiency through A/B testing, iterative content optimization, and data-led decision-making. Monitored performance with analytics tools and translated KPI insights into actionable recommendations while developing consistent brand messaging and copy. • Grew engagement via segmentation and content strategies • Optimized campaigns using A/B testing • Reported and translated KPI insights into actions • Built digital brand messaging and copy

2023 - 2024

Education

U

University of Bedfordshire

Bachelor of Science, Business Information Systems

Bachelor of Science
2023 - 2026
G

GEC Academy

Foundation, Business Management

Foundation
2021 - 2022

Work History

E

Edu Lettings

Recreational Assistant

Hitchin
2026 - Present
A

Amp&Go

Influencer Marketing Intern

N/A
2025 - 2025