Nigel T.

Key Skills

Software

Label Studio

Other

Top Subject Matter

AI alignment and safety for LLMs (Coding, Mathematics, Physics, Finance) plus TTS voice prosody.

Mathematics Domain Expertise

Physics Domain Expertise

Top Data Types

Text

Document

Audio

Top Task Types

RLHF

Entity (NER) Classification

Freelancer Overview

Senior AI Alignment Specialist, TechNova AI Solutions (Remote). Brings 9+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Label Studio, Jira, and Git. Education includes Master of Science, Stanford University and Bachelor of Science, University of California, Berkeley. AI-training focus includes data types such as Text, Document, and Audio and labeling workflows including RLHF, Evaluation, and Rating.

Labeling Experience

Senior AI Alignment Specialist - TechNova AI Solutions

Label StudioTextRLHFEntity (NER) Classification

Lead alignment efforts for a large language model (LLM) across coding, math, and physics domains, ensuring outputs meet safety and logical consistency requirements. Developed domain-specific annotation guidance and reduced hallucination rates for financial analysis tasks using rigorous evaluation. Collaborated with engineering teams to debug generated code and validate adherence to best practices and security standards. • Evaluated 500+ prompts daily for logical consistency and safety compliance. • Reduced hallucination rates in stock market projections by 18% through guideline and evaluation improvements. • Partnered with engineers to debug Python and C++ code and ensure security and best-practice alignment. • Mentored a team of 10 junior annotators on ATC terminology and safety protocols to improve accuracy scores to 99.5%.

2023 - Present

Senior AI Alignment Specialist, TechNova AI Solutions (Remote)

Label StudioTextRLHF

Led LLM alignment by evaluating and refining model outputs for logical consistency and safety across Coding, Math, and Physics domains. Performed high-volume prompt review and annotation-guideline updates, reducing hallucinations in financial analysis tasks. Conducted voice-acting script evaluations to improve prosody and emotional tone recognition in text-to-speech applications. • Evaluated 500+ prompts daily for safety and logical consistency • Developed financial analysis annotation guidelines to reduce stock projection hallucinations by 18% • Mentored and improved quality for a team of 10 junior annotators, reaching 99.5% accuracy • Collaborated with engineers to debug model-generated Python/C++ and ensure best-practice adherence

2023 - Present

Data Quality Analyst and Domain Expert - Global Data Insights

Label StudioAudioRLHFEntity (NER) Classification

Performed domain-focused quality and verification work for mathematics, physics, translation, and audio engineering related AI outputs. Created synthetic training resources for language translation with emphasis on idiomatic and cultural nuance. Audited AI outputs, generated documentation, and identified safety risks for robotics simulation scenarios to prevent unsafe deployment. • Verified step-by-step mathematical and physics reasoning for accuracy. • Produced synthetic training data for English to Spanish and French translation with idiomatic fidelity. • Audited audio engineering related outputs by flagging waveform, mixing logic, and metadata tagging issues. • Generated technical documentation and writing samples to support clear, professional communication styles.

2020 - 2022

Data Quality Analyst & Domain Expert, Global Data Insights (New York, NY)

OtherText

Performed high-volume data annotation and verification of step-by-step reasoning for Mathematics and Physics problem-solving tasks. Created synthetic multilingual translation training data with attention to idiomatic and cultural nuance for Spanish and French. Audited AI outputs for audio engineering tasks and documented findings to train the model on clear, professional communication. • Verified step-by-step reasoning accuracy for Math/Physics annotation tasks • Generated synthetic Language Translation examples focusing on idioms and cultural nuance • Flagged audio waveform, mixing logic, and metadata tagging issues in AI outputs • Reported safety risks in robotics simulation scenarios to prevent unsafe logic deployment

2020 - 2022

Freelance Technical Writer & Tutor, Self-Employed (Remote)

OtherDocument

Provided individualized tutoring in advanced Mathematics and Physics by adapting explanations for different learning styles. Authored and produced technical articles and tutorials to support coding and finance domain understanding. Translated and localized technical manuals for ATC and Audio Engineering software to ensure complete terminology accuracy. • Tutored advanced Math/Physics topics with customized explanations • Wrote coding and finance tutorials reaching 50k+ monthly readers • Translated/localized ATC and audio engineering manuals with 100% terminology accuracy • Produced training-oriented written materials to improve user/learner comprehension

2018 - 2020

Education

Work History