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Nnena

Nnena

AI Annotation Assistant

Nigeria flagN/A, Nigeria
IntermediateOther

Key Skills

Software

Other

Top Subject Matter

Large Language Models
Natural Language Processing

Top Data Types

TextText

Top Task Types

Entity (NER) ClassificationEntity (NER) Classification

Freelancer Overview

AI Annotation Assistant. Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal, Proprietary Tooling, and Other. Education includes Bachelor of Science, N/A (2023). AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Entity (NER) Classification.

Intermediate

Labeling Experience

AI Annotation Assistant

Text
As an AI Annotation Assistant, I annotated and evaluated AI-generated responses to improve large language model accuracy. My work involved designing context-based prompts and assessing outputs for grounding, helpfulness, and user alignment. I provided structured feedback to improve overall model performance. • Evaluated AI-generated textual content for personalization and quality • Designed and tested prompts to enhance user experience • Identified and documented inconsistencies in AI responses • Ensured alignment of outputs with real-world context and user intent

As an AI Annotation Assistant, I annotated and evaluated AI-generated responses to improve large language model accuracy. My work involved designing context-based prompts and assessing outputs for grounding, helpfulness, and user alignment. I provided structured feedback to improve overall model performance. • Evaluated AI-generated textual content for personalization and quality • Designed and tested prompts to enhance user experience • Identified and documented inconsistencies in AI responses • Ensured alignment of outputs with real-world context and user intent

2026 - 2026

Volunteer AI Data Annotator

OtherTextEntity Ner Classification
As a Volunteer AI Data Annotator, I contributed to early AI and NLP model training projects by performing accurate data annotation and labeling. My efforts focused on reviewing and tagging text data to improve model understanding and accuracy. I followed strict guidelines to ensure contextual relevance and consistency across datasets. • Provided feedback on unclear or biased outputs • Ensured high data quality and annotation consistency • Supported responsible AI development practices • Contributed to the foundational training data for NLP models

As a Volunteer AI Data Annotator, I contributed to early AI and NLP model training projects by performing accurate data annotation and labeling. My efforts focused on reviewing and tagging text data to improve model understanding and accuracy. I followed strict guidelines to ensure contextual relevance and consistency across datasets. • Provided feedback on unclear or biased outputs • Ensured high data quality and annotation consistency • Supported responsible AI development practices • Contributed to the foundational training data for NLP models

2024 - 2025

Education

N

N/A

Bachelor of Science, Industrial Chemistry

Bachelor of Science
2021 - 2023

Work History

N

NARICT

Research Assistant

N/A
2021 - 2023