Paul B.

Key Skills

Software

Don't disclose

Top Subject Matter

Fintech systems (M-Pesa)

AI alignment

hallucination mitigation

Top Data Types

Text

Document

Top Task Types

RLHF

Freelancer Overview

AI Alignment & Technical Subject Matter Expert (Safaricom PLC). Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal, Proprietary Tooling, and Don't disclose. Education includes Bachelor of Science, University of Nairobi (2026). AI-training focus includes data types such as Text and labeling workflows including RLHF, Evaluation, and Rating.

Labeling Experience

AI Alignment & Technical Subject Matter Expert (Safaricom PLC)

TextRLHF

Built and optimized gold-standard datasets to improve multi-step fintech conversational performance using RLHF methods. Audited outputs for hallucination mitigation and accuracy in financial reasoning and technical documentation contexts. Supported downstream model refinement by turning evaluation findings into higher-quality training examples. • Created “Gold Standard” Chain-of-Thought datasets for multi-step fintech queries. • Applied RLHF to improve conversational accuracy for M-Pesa AI customer interfaces. • Conducted security and hallucination-focused auditing of Python and SQL code snippets. • Performed red-teaming to identify logic failures for targeted dataset/model fixes.

2024 - 2025

AI Content Evaluator & Data Auditor (Handshake AI & Outlier)

Don't discloseText

Evaluated large volumes of AI-generated technical responses for correctness, nuance, and STEM/programming accuracy using LLM benchmarking and data-auditing practices. Produced reasoning traces to improve model outputs for discrete mathematics and algorithmic logic tasks. Helped define Human-in-the-Loop workflows to increase data processing efficiency. • Reviewed 2,000+ AI-generated responses for technical nuance and accuracy. • Drafted detailed reasoning traces for improvements in mathematics/logic tasks. • Used LLM benchmarking and data auditing to uncover recurring issues guiding refinements. • Collaborated with teams to operationalize Human-in-the-Loop evaluation workflows.

2021 - 2024

Education

Work History