Joselyne A.

Key Skills

Software

Scale AI

Label Studio

Other

Appen

Top Subject Matter

Natural language understanding (NLP) content evaluation and linguistic quality control

Natural language understanding dataset annotation and written response evaluation

Applied linguistics research support and language data analysis

Top Data Types

Text

Audio

Image

Document

Top Task Types

Prompt + Response Writing (SFT)

Text Generation

Classification

Data Collection

Freelancer Overview

Data Annotation Specialist (Remote) at AI Data Solutions Ltd (Freelance). Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Label Studio and Other. Education includes Master of Science, Strathmore University (2024) and Bachelor of Science, University of Nairobi (2023). AI-training focus includes data types such as Text, Audio, and Image and labeling workflows including Classification and Data Collection.

Labeling Experience

Data Annotation Specialist (Remote) at AI Data Solutions Ltd (Freelance)

Label StudioTextClassification

Annotated and labeled multilingual datasets to support AI model training, including tagging and classification across multiple modalities. Conducted pairwise comparisons of AI outputs and performed quality assurance checks to ensure label consistency and accuracy. Applied attention to detail to maintain high-quality training data for downstream evaluation and use. • Tagged and classified text, audio, and image data. • Performed pairwise comparisons of model outputs. • Ran quality assurance checks on annotations. • Prepared labeled datasets for AI training pipelines.

2024 - Present

Research Assistant (On-Site) at University of Nairobi – Department of Statistics

OtherTextData Collection

Supported data collection, cleaning, and validation for structured datasets used for research and analysis. Performed data quality checks to improve dataset reliability and usability. Contributed to maintaining organized records with a focus on accuracy and completeness. • Assisted with structured dataset management. • Performed data quality checks and validation. • Supported data cleaning and validation workflows. • Helped maintain structured data records for analysis.

2022 - 2023

Administrative & Data Clerk (On-Site) at Kenya National Bureau of Statistics (KNBS)

OtherDocumentData Collection

Collected, processed, and verified national survey data to maintain accurate structured records. Performed dataset verification and validation steps to ensure data integrity. Maintained organized data for ongoing reporting and analysis needs. • Collected and processed survey datasets. • Verified and validated datasets for accuracy. • Maintained structured data records. • Supported preparation of national statistics data.

2021 - 2022

Education

Work History