Roselyn C.

Key Skills

Software

Other

Top Subject Matter

Swahili language evaluation and multilingual NLP dataset annotation.

Swahili language resource preparation and NLP dataset cleaning.

Top Data Types

Text

Audio

Top Task Types

Data Collection

Freelancer Overview

Freelance AI Data Annotator & Language Evaluator (Remote). Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Science, Jomo Kenyatta University of Agriculture and Technology (JKUAT) (2026). AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Data Collection.

Labeling Experience

Research Assistant (NLP & Language Data Projects)

OtherTextData Collection

Supported research assistant work on NLP and language data projects involving language dataset preparation. Collected, cleaned, and organized language datasets to improve quality for Swahili-focused NLP research. Applied Python tools to preprocess text data and enhance dataset readiness for downstream evaluation and modeling.• Collected and cleaned language datasets for academic NLP projects.• Supported creation of Swahili language resources for NLP studies.• Preprocessed text data using Python to improve dataset quality.• Collaborated on documentation, reporting, and dataset preparation.

2024 - Present

Freelance AI Data Annotator & Language Evaluator (Remote)

OtherText

Worked as a remote freelance AI data annotator and language evaluator for multilingual language technology projects. Reviewed and assessed Swahili language text for fluency, grammatical correctness, consistency, contextual accuracy, and cultural relevance. Conducted comparative assessment and quality ranking to evaluate AI generated responses against annotation criteria.• Reviewed Swahili text for linguistic quality and contextual correctness.• Performed comparative assessment and quality ranking of AI responses.• Participated in text classification, sentiment analysis, and language evaluation annotation tasks.• Contributed to preparation of speech and text data supporting ML/NLP projects.

2024 - Present

Education

Work History