Chris Kimotho

Key Skills

Software

Remotasks

OneForma

Top Subject Matter

Artificial Intelligence/NLP/LLMs

Machine Learning/General Data Quality

Legal Services & Contract Review

Top Data Types

Text

Image

Document

Top Task Types

RLHF

Freelancer Overview

AI Training & Personalization Specialist (Contract). Brings 6+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Remotasks and OneForma. Education includes Bachelor of Science, Technical University of Mombasa (2025). AI-training focus includes data types such as Text and labeling workflows including RLHF, Evaluation, and Rating.

Labeling Experience

AI Training & Personalization Specialist (Contract)

RemotasksTextRLHF

As an AI Training & Personalization Specialist, evaluated over 1,000 AI-generated responses for large-scale LLM projects. Focused on reinforcement learning from human feedback, prompt engineering, model output ranking, and red teaming to enhance AI model performance. Ensured model factuality, safety, and logical reasoning across instruction-following and technical knowledge prompts. • Assessed model outputs using side-by-side and qualitative ranking • Audited AI-generated content for truthfulness and safety • Identified vulnerabilities and unsafe edge-cases via red teaming • Conducted prompt refinement for improved instruction following

As an AI Training & Personalization Specialist, evaluated over 1,000 AI-generated responses for large-scale LLM projects. Focused on reinforcement learning from human feedback, prompt engineering, model output ranking, and red teaming to enhance AI model performance. Ensured model factuality, safety, and logical reasoning across instruction-following and technical knowledge prompts. • Assessed model outputs using side-by-side and qualitative ranking • Audited AI-generated content for truthfulness and safety • Identified vulnerabilities and unsafe edge-cases via red teaming • Conducted prompt refinement for improved instruction following

2022 - Present

Data Research & Quality Associate

OneformaText

Worked as a Data Research & Quality Associate auditing large datasets to support machine learning training. Focused on data validation and high-accuracy categorization for various projects under tight deadlines. Ensured fidelity and consistency of training data to meet quality benchmarks. • Performed data integrity audits for ML datasets • Executed categorization and validation for supervised fine-tuning • Maintained 98%+ accuracy rating on QA tasks • Supported preparation of model training input files

Worked as a Data Research & Quality Associate auditing large datasets to support machine learning training. Focused on data validation and high-accuracy categorization for various projects under tight deadlines. Ensured fidelity and consistency of training data to meet quality benchmarks. • Performed data integrity audits for ML datasets • Executed categorization and validation for supervised fine-tuning • Maintained 98%+ accuracy rating on QA tasks • Supported preparation of model training input files

2020 - 2022

Education

Work History