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Lewis Maina

Lewis Maina

Freelance English Writer & AI Training Contributor

KENYA flag
nairobi, Kenya
$30.00/hrExpertAppenClickworkerLabelbox

Key Skills

Software

AppenAppen
ClickworkerClickworker
LabelboxLabelbox
MindriftMindrift
RemotasksRemotasks
Scale AIScale AI
CloudFactoryCloudFactory
Data Annotation TechData Annotation Tech

Top Subject Matter

Natural Language Processing
AI Response Evaluation

Top Data Types

VideoVideo
AudioAudio
ImageImage

Top Task Types

Classification
Text Generation
Question Answering
Text Summarization
Object Detection

Freelancer Overview

I have experience working on AI training and data labeling tasks that require strong attention to detail, accuracy, and the ability to follow detailed guidelines. I have performed tasks such as content labeling, annotation and evaluation of data to improve AI model performance I hold a Bachelor’s degree in Information Technology from Kenyatta University, which has equipped me with understanding of data handling and analytical problem-solving. My technical background, combined with my reliability and strong focus on quality, allows me to adapt quickly to new AI training platforms and contribute effectively to data labeling

ExpertFrenchEnglish

Labeling Experience

Freelance English Writer & AI Training Contributor

Text
I evaluated and improved AI-generated responses by assessing clarity, accuracy, and linguistic quality. I followed detailed project guidelines to rate, rank, and annotate model outputs to support natural language understanding. My work contributed to improving AI systems to produce more human-like and reliable outputs. • Rated and ranked multiple AI model responses for quality and helpfulness • Annotated datasets in support of machine learning and natural language processing • Created and refined prompts to train AI systems effectively • Conducted fact-checking and research to ensure accuracy and reliability

I evaluated and improved AI-generated responses by assessing clarity, accuracy, and linguistic quality. I followed detailed project guidelines to rate, rank, and annotate model outputs to support natural language understanding. My work contributed to improving AI systems to produce more human-like and reliable outputs. • Rated and ranked multiple AI model responses for quality and helpfulness • Annotated datasets in support of machine learning and natural language processing • Created and refined prompts to train AI systems effectively • Conducted fact-checking and research to ensure accuracy and reliability

Present

Education

U

University of Nairobi

Bachelor of Science, Information and Communication Technology

Bachelor of Science
Not specified

Work History

R

Remote

freelancer

kenya
2018 - Present