Chimere G.

Key Skills

Software

Appen

Telus

Top Subject Matter

Dataset annotation TEXT, AUDIO, IMAGE

Business analytics (data preparation and analysis supporting AI/data use)

Top Data Types

Image

Audio

Text

Top Task Types

Entity (NER) Classification

Data Collection

Prompt + Response Writing (SFT)

Evaluation/Rating

Segmentation

Classification

Object Detection

Question Answering

Transcription

Freelancer Overview

Data Annotator (Telus Int’l). Brings 8+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Python and SQL. Education includes Bachelor of Engineering, Federal University of Technology, Owerri (2019) and Nanodegree, Jupita Academy (2023). AI-training focus includes data types such as Image, Computer Code, and Programming and labeling workflows including Entity (NER) Classification and Data Collection.

Labeling Experience

Data Analyst Intern (Jupita Academy)

Data Collection

Assist with data collection, cleaning, and analysis using Python and SQL to support downstream reporting. Apply exploratory data analysis and statistical methods to identify trends and actionable insights. Support preparation of analytical outputs for business decision-making. • Data cleaning and preprocessing using Python and SQL workflows • Exploratory and statistical analysis to surface trends and insights • Reporting of findings to support stakeholder decisions

2023 - 2023

Data Annotator (Telus Int’l)

ImageEntity (NER) Classification

Accurately label and annotate datasets to train machine learning models while ensuring quality and relevance. Perform quality checks so annotations meet established accuracy and consistency standards. Analyze and label data according to project guidelines and client requirements. • Labeling/annotation performed on image, text, or audio datasets as specified by the project • Quality assurance against accuracy and consistency standards • Compliance with client and project-specific labeling guidelines

2023 - 2023

Education

Work History