Lawrence O.

Key Skills

Software

Other

Top Subject Matter

Dholuo language training and LLM evaluation

Video segmentation and autonomous system training labels

Legal Services & Contract Review

Top Data Types

Text

Video

Document

Top Task Types

RLHF

Segmentation

Freelancer Overview

AI Training Specialist & Human Judge (Luo Language Expert) — 2024–Present. Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal, Proprietary Tooling, and Other. Education includes Bachelor of Engineering, Technical University of Kenya and Certificate of Secondary Education, Ugenya High School. AI-training focus includes data types such as Text and Video and labeling workflows including RLHF and Segmentation.

Labeling Experience

Human Judge — Video Segmentation & Labeling (2024–Present)

OtherVideoSegmentation

Performed high-precision video segmentation and object tracking to support autonomous system training. Produced pixel-level segmentation labels for object boundaries and supported model learning with QA-grade outputs. Reviewed and verified peer-submitted tasks to ensure full compliance and labeling accuracy. • Executed pixel-level segmentation for training data • Conducted high-precision object tracking for autonomous system datasets • Verified peer work as a senior judge for compliance • Maintained high dataset accuracy through dispute resolution

2024 - Present

AI Training Specialist & Human Judge (Luo Language Expert) — 2024–Present

TextRLHF

Served as an AI Training Specialist and Human Judge to improve Dholuo (Luo) conversational capabilities through human evaluation and reinforcement learning from human feedback. Focused on evaluating AI-generated outputs for safety, factuality, and tone to ensure linguistic and cultural correctness for East African users. Audited and developed Dholuo datasets to raise translation and response quality for downstream model training. • Evaluated AI content with human-in-the-loop criteria (safety, factuality, tone) • Localized responses for Dholuo grammar, syntax, and cultural context • Resolved labeling disagreements to maintain dataset integrity • Performed quality checks against client-specific project instructions

2024 - Present

Education

Work History