Nze S.

Key Skills

Software

Other

Top Subject Matter

Data annotation and data analysis

Top Data Types

Text

Top Task Types

Classification

Freelancer Overview

Data Annotator & Data Analyst. Professional background includes roles such as Freelance Graphic Designer and Estate Management Assistant (Freelance). Core strengths include Other. Education includes General Education Certificate, WAEC. AI-training focus includes data types such as Text and labeling workflows including Classification.

Labeling Experience

Data Labeling Specialist & AI Trainer

TextEntity (NER) Classification

Annotated and labeled high-volume textual datasets to train large language models for e-commerce search optimization. Maintained a 98% accuracy rate across tasks including Named Entity Recognition (NER), sentiment analysis, and intent classification. Collaborated closely with QA leads to refine annotation guidelines and resolve edge-case ambiguities.

2025 - Present

Data Annotator & Data Analyst

OtherTextClassification

Assisted with organizing, labeling, and analyzing datasets to improve overall data accuracy. Supported data-driven decision-making by ensuring labeled outputs were consistent and reliable. Contributed to dataset preparation workflows that enabled downstream analysis and model or analytics usage. • Labeled dataset elements according to task guidelines. • Performed quality checks to maintain annotation accuracy. • Organized datasets for analysis readiness. • Helped improve labeling consistency for better results.

Not specified

Education

Work History