Collins K.

Key Skills

Software

Other

Top Subject Matter

AI agent training and reinforcement learning from human feedback (RLHF)

AI training

Evaluation/rating Domain Expertise

Top Data Types

Text

Document

Top Task Types

RLHF

Freelancer Overview

AI Trainer (Contract) at OpenAI. Brings 2+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include N, A, and Other. Education includes Bachelor of Science, Kabarak University (2025). AI-training focus includes data types such as Text, Computer Code, and Programming and labeling workflows including RLHF, Evaluation, and Rating.

Labeling Experience

AI Specialist/Trainer at Handshake AI

Other

Served as an AI Specialist/Trainer by evaluating AI-generated code and text to ensure logical consistency and technical correctness. Assessed outputs for adherence to project-specific guidelines and quality requirements. Delivered and maintained high-accuracy datasets and supported milestone completion while mentoring junior contributors on data annotation best practices. • Reviewed AI code/text for correctness and guideline compliance • Rated outputs for consistency and quality • Mentored junior contributors on annotation standards • Helped maintain platform-wide dataset quality

2025 - Present

AI Trainer (Contract) at OpenAI

TextRLHF

Trained advanced AI agents by delivering high-quality human feedback and response rankings. Performed rigorous data labeling and annotation to improve natural language understanding and task execution. Contributed to refining model safety and accuracy using iterative testing aligned with RLHF (Reinforcement Learning from Human Feedback) protocols. • Labeled/annotated data for improved NLU and task performance • Ranked and compared model responses for quality • Tested iterations to support safety and accuracy • Followed RLHF evaluation workflow and guidelines

2024 - 2025

Education

Work History