Nwokocha Emeka

Key Skills

Software

Labelbox

Scale AI

Top Subject Matter

General AI/Natural Language Processing

General AI/Natural Language Processing and Computer Vision

Legal Services & Contract Review

Top Data Types

Text

Image

Document

Top Task Types

Classification

Freelancer Overview

AI Training Engineer. Core strengths include Labelbox and Scale AI. Education includes Bachelor of Science, Lagos State University (2014). AI-training focus includes data types such as Text and Image and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

AI Training Engineer

LabelboxText

In this role, I reviewed and compared AI-generated outputs across a variety of prompts. My work included response ranking, justification writing, and quality scoring to improve model reasoning and factual correctness. I simulated realistic AI evaluation workflows with a focus on accuracy and instruction adherence. • Conducted output ranking and quality reviews for diverse AI-generated responses. • Emphasized adherence to prompt instructions and factual correctness. • Wrote detailed justifications for ranking decisions. • Participated in iterative evaluation cycles to improve model performance.

In this role, I reviewed and compared AI-generated outputs across a variety of prompts. My work included response ranking, justification writing, and quality scoring to improve model reasoning and factual correctness. I simulated realistic AI evaluation workflows with a focus on accuracy and instruction adherence. • Conducted output ranking and quality reviews for diverse AI-generated responses. • Emphasized adherence to prompt instructions and factual correctness. • Wrote detailed justifications for ranking decisions. • Participated in iterative evaluation cycles to improve model performance.

2023 - 2025

AI Model Evaluation Practice (Freelancer)

Scale AIImageClassification

I annotated and labeled large datasets consisting of both text and image data to support AI training. My responsibilities included evaluating model outputs and ensuring that annotations were consistent and of high quality. I performed data validation checks and quickly adapted to evolving guidelines. • Conducted text and image annotation for large datasets. • Evaluated AI-generated responses for relevance and coherence. • Maintained high standards of accuracy and consistency in labeling. • Adapted to new guidelines and complex task instructions as needed.

I annotated and labeled large datasets consisting of both text and image data to support AI training. My responsibilities included evaluating model outputs and ensuring that annotations were consistent and of high quality. I performed data validation checks and quickly adapted to evolving guidelines. • Conducted text and image annotation for large datasets. • Evaluated AI-generated responses for relevance and coherence. • Maintained high standards of accuracy and consistency in labeling. • Adapted to new guidelines and complex task instructions as needed.

2017 - 2022

Education

Work History