Kevin O.

Key Skills

Software

Labelbox

Scale AI

Remotasks

CVAT

Prodigy

Doccano

Other

Top Subject Matter

Mathematical reasoning

Statistics Domain Expertise

Calculus Domain Expertise

Top Data Types

Text

Image

Top Task Types

RLHF

Question Answering

Freelancer Overview

Senior AI Data Annotation & LLM Training Specialist (Freelance / Remote). Core strengths include Labelbox, Scale AI, and Remotasks. Education includes Bachelor of Science, N/A. AI-training focus includes data types such as Text, Computer Code, and Programming and labeling workflows including RLHF, Question Answering, and Computer Programming.

Labeling Experience

Coding & Technical AI Evaluation Specialist (Remote / Freelance)

Other

Remote freelance work evaluating AI-generated code for functionality, optimization, readability, and accuracy. You supported Python- and SQL-based coding datasets by debugging and validating algorithmic outputs and providing human feedback for coding-focused AI systems. You also completed technical reviews related to software and data processing tasks to improve dataset quality. • Evaluated AI-generated Python and SQL code outputs • Assisted in debugging and validating algorithmic results • Provided human feedback for coding-focused AI systems • Reviewed software and data-processing outputs for correctness

2022 - Present

Mathematics & AI Reasoning Contributor (Remote AI Training Projects)

OtherTextQuestion Answering

Remote contributor role solving and evaluating advanced mathematical reasoning prompts for AI model training. You verified calculus, statistics, and algebraic solutions generated by AI systems and built structured mathematical datasets for machine learning use. You also reviewed AI explanations for accuracy, logic, and clarity to support educational AI development. • Verified AI-generated calculus, statistics, and algebra solutions • Created structured mathematical datasets for ML applications • Reviewed reasoning explanations for correctness, logic, and clarity • Supported educational AI through detailed reasoning evaluation

2022 - Present

Senior AI Data Annotation & LLM Training Specialist (Freelance / Remote)

LabelboxTextRLHF

Freelance remote work training and evaluating large language models using mathematics-heavy, statistics, calculus, and coding-focused datasets. You performed annotation, response ranking, and reinforcement learning feedback, then ran quality assurance reviews across thousands of tasks to ensure high accuracy. You also developed annotation guidelines and evaluation rubrics, and validated structured and unstructured NLP and computer-vision datasets for consistency. • Annotated algebra, calculus, probability, and logical reasoning datasets • Ranked AI responses and provided RLHF-style feedback to improve conversational accuracy • Conducted quality assurance/validation on thousands of annotation tasks with high accuracy scores • Evaluated Python and SQL coding outputs for correctness, optimization, and educational content refinement

2021 - Present

Education

Work History