Esther A.

Key Skills

Software

Other

Top Subject Matter

Generative AI / Large Language Model (LLM) evaluation and alignment

Top Data Types

Text

Image

Top Task Types

Bounding Box

Classification

Segmentation

Entity (NER) Classification

Object Detection

Text Generation

Freelancer Overview

AI Data Annotator (Part time) at Alignerr AI (MAR 2024 to Date). Brings 13+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Master of Science, Oxford Brookes University (2020) and Bachelor of Technology, Federal University of Technology, Owerri (2014). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Labeling Experience

AI Data Annotator (Part time) at Alignerr AI (MAR 2024 to Date)

OtherText

Evaluated and graded generative AI outputs for quality, accuracy, hallucinations, and overall alignment with expected behavior. Reviewed model-generated responses against strict safety, toxicity, and bias guidelines to support responsible deployment of LLMs. Authored and used high-quality prompts to simulate complex user queries and test model boundaries. • Assessed responses for factual correctness and presence of hallucinations. • Scored outputs based on alignment and quality criteria to improve model behavior. • Checked outputs for safety, toxicity, and bias compliance. • Used prompt-based scenarios to evaluate and stress-test model behavior.

2024 - Present

Education

Work History