Bathlomew Nnakwe

Key Skills

Software

Telus

Other

Top Subject Matter

AI/ML model training

natural language processing

search relevance

Top Data Types

Text

Image

Document

Top Task Types

Classification

Freelancer Overview

AI Data Annotator. Brings 11+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Telus and Other. Education includes Master of Science, Regent College London (2024) and Master of Science, University of Abuja (2025). AI-training focus includes data types such as Text and labeling workflows including Classification, Evaluation, and Rating.

Labeling Experience

AI Data Annotator

TelusTextClassification

As an AI Data Annotator at TELUS International AI, I annotated text, image, and search datasets to support AI model training projects. I applied detailed guidelines to ensure accurate and consistent annotations across multiple data types. My responsibilities included sentiment analysis, classification, and relevance evaluations. • Flagged edge cases and suggested improvements for annotation quality. • Maintained high standards of guideline compliance and thorough documentation. • Worked remotely on large-scale projects requiring independence and accuracy. • Delivered high-quality, structured datasets for machine learning applications.

As an AI Data Annotator at TELUS International AI, I annotated text, image, and search datasets to support AI model training projects. I applied detailed guidelines to ensure accurate and consistent annotations across multiple data types. My responsibilities included sentiment analysis, classification, and relevance evaluations. • Flagged edge cases and suggested improvements for annotation quality. • Maintained high standards of guideline compliance and thorough documentation. • Worked remotely on large-scale projects requiring independence and accuracy. • Delivered high-quality, structured datasets for machine learning applications.

2024 - 2026

Scout Search Quality Rater

OtherText

As a Scout Search Quality Rater at WeLocalize, I evaluated search results for relevance and user intent within a structured guideline framework. I assessed and rated content quality, paying careful attention to linguistic and cultural context. My role contributed to the improvement of AI search algorithms and training data quality. • Conducted analyses for wide-ranging queries to ensure varied and diverse training scenarios. • Maintained consistent rating metrics and followed detailed evaluation guidelines. • Flagged ambiguous or edge cases for further review. • Supported search quality improvements for multiple languages and cultures.

As a Scout Search Quality Rater at WeLocalize, I evaluated search results for relevance and user intent within a structured guideline framework. I assessed and rated content quality, paying careful attention to linguistic and cultural context. My role contributed to the improvement of AI search algorithms and training data quality. • Conducted analyses for wide-ranging queries to ensure varied and diverse training scenarios. • Maintained consistent rating metrics and followed detailed evaluation guidelines. • Flagged ambiguous or edge cases for further review. • Supported search quality improvements for multiple languages and cultures.

2023 - 2025

Data Analyst

OtherTextClassification

As a Data Analyst at the Federal Capital Territory Administration, I categorized and labeled textual data for internal reporting and analytics. I contributed to dataset validation and performed data cleaning as part of the preprocessing pipeline. This ensured high-quality datasets for downstream analytics and decision-making. • Used SQL and Excel for efficient data management. • Supported team efforts in data organization and classification. • Delivered annotated datasets to stakeholders for analysis. • Maintained accuracy and solid record-keeping for all data labeling activities.

As a Data Analyst at the Federal Capital Territory Administration, I categorized and labeled textual data for internal reporting and analytics. I contributed to dataset validation and performed data cleaning as part of the preprocessing pipeline. This ensured high-quality datasets for downstream analytics and decision-making. • Used SQL and Excel for efficient data management. • Supported team efforts in data organization and classification. • Delivered annotated datasets to stakeholders for analysis. • Maintained accuracy and solid record-keeping for all data labeling activities.

2017 - 2018

Education

Work History