Alexander D.

Key Skills

Software

Other

Top Subject Matter

Document-based data extraction and structured information review

Top Data Types

Document

Video

Text

Top Task Types

Data Collection

Segmentation

Text Summarization

Object Detection

Freelancer Overview

Freelance Copywriter & Document Specialist — Remote. Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Science, Nile University of Nigeria (2026). AI-training focus includes data types such as Document and labeling workflows including Data Collection.

Labeling Experience

Al Video Data Reviewer & Annotation Specialist

VideoText Summarization

Reviewed and refined AI-generated captions for short-form video datasets used in training next-generation AI systems. Verified caption accuracy against video content, corrected action sequencing, object descriptions, hand interactions, and timestamp alignment while ensuring compliance with detailed annotation guidelines. Performed high-volume video review and text annotation tasks focused on motion/action validation, visual-text consistency, and evidence-based labeling. Maintained strong attention to detail, quality assurance standards, and workflow efficiency in a remote production environment. Worked with structured annotation tools and browser extensions to process video clips, identify inconsistencies, and improve caption quality for AI model training pipelines.

2026 - Present

Freelance Copywriter & Document Specialist — Remote

OtherDocumentData Collection

Performed structured data extraction and review from client documents into organized formats for downstream use. Verified formatting consistency and accuracy through quality assurance checks across multiple document versions. • Extracted and organized data from documents into structured outputs. • Reviewed content for formatting consistency, accuracy, and quality. • Managed revisions using tracked changes and version control. • Designed fillable Word/PDF forms to support data collection workflows.

2022 - Present

Education

Work History