Charity J.

Key Skills

Software

Appen

Clickworker

Other

Don't disclose

Top Subject Matter

Kenyan and East African English/Kiswahili language quality evaluation including code-switching and Sheng localization

Kenyan English and Kiswahili dialect transcription/annotation (phonological and lexical variation)

Top Data Types

Text

Audio

Top Task Types

Transcription

Freelancer Overview

Freelance Language Quality Evaluator (Upwork / Appen / Clickworker). Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Appen, Clickworker, and Other. Education includes Bachelor of Arts, University of Nairobi (2022) and Kenya Certificate of Secondary Education, Moi Girls High School (2017). AI-training focus includes data types such as Text and Audio and labeling workflows including Evaluation, Rating, and Transcription.

Labeling Experience

Freelance Language Quality Evaluator (Upwork / Appen / Clickworker)

AppenText

Freelance Language Quality Evaluator performing large-scale AI response quality evaluation for language model training and conversational QA. Rated AI-generated English and Kiswahili responses for grammar, fluency, and factual consistency, then rewrote outputs to be linguistically accurate and culturally appropriate for Kenyan users. Conducted side-by-side preference ranking (A/B testing) to compare conversational model outputs and measure inter-annotator agreement in quality audits.• Review 200+ AI-generated text responses per week using grammar/fluency/factuality criteria. • Rewrite incorrect or unnatural outputs into appropriate Kenyan/East African versions. • Perform A/B preference ranking for conversational AI model outputs. • Achieve 95%+ inter-annotator agreement during quality audits.

2023 - Present

Intern – Language Documentation Project (Nairobi Institute for Linguistic Research)

Don't discloseAudioTranscription

Intern – Language Documentation Project transcribing and annotating spoken Kenyan English and Kiswahili for a dialect corpus. Labeled linguistic variation by supporting transcription and annotation of audio recordings and participating in guideline and quality control development with a small team. Helped ensure consistent corpus labeling across Nairobi, Kisumu, and Mombasa dialects.• Transcribed and annotated audio recordings for a dialect corpus. • Identified phonological and lexical variations across Nairobi, Kisumu, and Mombasa. • Collaborated with a team of 4 linguists on annotation guidelines. • Supported creation of quality control checklists for labeling consistency.

2022 - 2022

Education

Work History