Peter Kimani Njeri

Key Skills

Software

Labelbox

Top Subject Matter

No subject matter listed

Top Data Types

Video

Top Label Types

Segmentation

Freelancer Overview

I am a highly analytical and creative Tier 3 Data Annotator with hands-on experience in optimizing Large Language Models (LLMs) through advanced data labeling and Reinforcement Learning from Human Feedback (RLHF). My expertise lies in evaluating and annotating complex linguistic data, applying intricate rubrics to ensure high-quality conversational flow, tone, and factual accuracy—especially within creative and narrative-driven contexts. I thrive on identifying subtle errors that improve model reasoning and have collaborated closely with research teams to refine annotation guidelines for large-scale deployments. My background also includes technical analysis, quality auditing, and a strong commitment to operational excellence, all supported by a passion for narrative design and user experience. I am dedicated to delivering reliable, high-quality training data to advance immersive AI applications.

Labeling Experience

Atlas

LabelboxVideoSegmentation

ATOMIC ACTION LEVEL ANNOTATION AND EASY DESCRIPTION ANNOTATION,TIER 3 DATA LABELER

ATOMIC ACTION LEVEL ANNOTATION AND EASY DESCRIPTION ANNOTATION,TIER 3 DATA LABELER

2025 - 2025

Education

Work History