Joseph G.

Key Skills

Software

Don't disclose

Top Subject Matter

Large language model (LLM) training data quality

multilingual dataset annotation

and instruction following evaluation

Top Data Types

Text

Image

Document

Top Task Types

RLHF

Classification

Freelancer Overview

AI Data Specialist / AI Training Data Annotator (Remote AI Projects). Core strengths include Don't disclose, Google Sheets, and Excel. AI-training focus includes data types such as Text and labeling workflows including RLHF, Translation, and Localization.

Labeling Experience

AI Data Specialist / AI Training Data Annotator (Remote AI Projects)

Don't discloseTextRLHF

Served as an AI Data Specialist and LLM data annotator for remote AI training projects focused on evaluating and improving model outputs. Performed response evaluation, ranking, and pairwise comparison tasks to support preference-based training. Conducted large-scale dataset annotation and error detection to ensure responses follow instructions and meet quality standards. • Evaluated AI responses for correctness, clarity, and instruction adherence • Performed ranking and pairwise comparison for LLM preference training • Identified hallucinations, inconsistencies, and low-quality outputs • Annotated multilingual data including English and Oromo

2023 - Present

Language Data Reviewer / Data Labeling Associate (Remote Language AI Projects)

Don't discloseText

Worked as a Language Data Reviewer supporting remote language AI projects for dataset validation and linguistic annotation. Collected and reviewed multilingual data to ensure accuracy, tone, and cultural correctness for NLP training. Tagged linguistic features to support downstream natural language processing model development. • Collected and validated multilingual datasets for AI training • Reviewed translations for accuracy, tone, and cultural correctness • Tagged linguistic features for NLP model training • Supported dataset improvement for natural language processing systems

2022 - 2023

Freelance Data & Research Assistant (Remote)

TextClassification

Provided freelance data and research assistance for AI-related projects centered on structured dataset organization and quality checks. Cleaned and validated spreadsheets to ensure dataset integrity prior to submission. Supported formatting and verification steps used to prepare data for research and AI work. • Organized and cleaned structured datasets for research and AI projects • Assisted in spreadsheet-based data validation and formatting • Verified dataset integrity before submission to project leads • Supported reliable dataset preparation workflows

2020 - 2022