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Gracelen Wanjohi

Gracelen Wanjohi

LLM Evaluation and Text Generation Specialist in English and Spanish.

Kenya flagNakuru, Kenya
$35.00/hrExpertCVATDoccano

Key Skills

Software

CVATCVAT
DoccanoDoccano

Top Subject Matter

No subject matter listed

Top Data Types

ImageImage
TextText
VideoVideo

Top Task Types

Object Detection
Text Generation
Text Summarization
Translation Localization

Freelancer Overview

I have hands-on experience working with AI training data across language-focused and evaluation-driven projects, where accuracy, consistency, and human judgment are critical. My work includes annotating, reviewing, refining, and generating high-quality text data for AI systems, as well as evaluating model outputs for clarity, correctness, tone, cultural relevance, and instruction-following. I’ve contributed to structured dataset creation, prompt-based workflows, and response evaluation tasks that support large language model training and alignment. What sets me apart is my unique blend of strong writing and editing skills, multilingual sensitivity, analytical thinking, and deep familiarity with AI workflows. I excel at translating complex instructions into actionable labeling guidelines, spotting subtle errors or bias in AI outputs, and maintaining high quality under detailed annotation standards. With a background in creative writing, educational content, and AI-assisted workflows, I bring both precision and nuance to training data, ensuring it reflects how real people communicate, learn, and reason.

ExpertSwahiliEnglishSpanish

Labeling Experience

No Data Labeling experience added

Gracelen W. hasn’t added any AI Training or Data Labeling experience to their OpenTrain profile yet.

Education

E

Egerton university

Bachelor of Arts, Economics

Bachelor of Arts
2012 - 2015

Work History

F

Freelance

AI Workflow & Data Specialist

Nairobi
2018 - Present