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C

Chinedu Nwachukwu

Freelance AI Trainer & Data Annotator

United Kingdom flagLondon, United Kingdom
$50.00/hrExpertScale AI

Key Skills

Software

Scale AIScale AI

Top Subject Matter

Nlp Domain Expertise
LLM conversational AI
text classification

Top Data Types

TextText
ImageImage
DocumentDocument

Top Task Types

RLHFRLHF

Freelancer Overview

Freelance AI Trainer & Data Annotator. Brings 17+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Scale AI. Education includes Master of Business Administration, Warwick Business School (2008). AI-training focus includes data types such as Text and labeling workflows including RLHF.

ExpertEnglish

Labeling Experience

Scale AI

Freelance AI Trainer & Data Annotator

Scale AITextRLHF
As a Freelance AI Trainer, I contributed over 52,000 high-quality annotations spanning various NLP and LLM training tasks. My work involved RLHF workflows, prompt engineering, and response ranking to improve model outputs. I consistently met strict quality benchmarks and supported production-level AI systems through specialized annotation. • Consistently achieved 95%+ accuracy on model evaluation and annotation tasks • Ranked and evaluated over 5,000 AI responses for factuality, coherence, and reasoning • Designed and optimized 200+ prompts, enhancing clarity and performance • Annotated 26,000+ text samples for classification, sentiment, and intent detection.

As a Freelance AI Trainer, I contributed over 52,000 high-quality annotations spanning various NLP and LLM training tasks. My work involved RLHF workflows, prompt engineering, and response ranking to improve model outputs. I consistently met strict quality benchmarks and supported production-level AI systems through specialized annotation. • Consistently achieved 95%+ accuracy on model evaluation and annotation tasks • Ranked and evaluated over 5,000 AI responses for factuality, coherence, and reasoning • Designed and optimized 200+ prompts, enhancing clarity and performance • Annotated 26,000+ text samples for classification, sentiment, and intent detection.

2023 - Present

Education

W

Warwick Business School

Master of Business Administration, Business Administration

Master of Business Administration
2008 - 2008

Work History

H

HSBC

Senior Product Owner, Digital Transformation & AI/ML

London
2022 - Present
D

Dyson

Senior Product Owner, Artificial Intelligence & Automation

London
2019 - 2022