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Abubakar Hassan

AI Trainer / Data Annotation Specialist

Estonia flagTallinn, Estonia
ExpertOther

Key Skills

Software

Other

Top Subject Matter

AI Model Training
Conversational AI
Email Processing

Top Data Types

TextText
VideoVideo

Top Task Types

No task types listed

Freelancer Overview

AI Trainer (Data Annotation Specialist). Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes High School Diploma, Tallinn arte gümnaasium (2025). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Expert

Labeling Experience

AI Training & Annotation Experience

OtherText
I have extensive experience in data annotation, specializing in feedback for AI training, response analysis, and email grading. My work involves consistently handling text and conversational data using various web tools and proprietary platforms. I ensure high-quality, guideline-driven, and accurate output across multiple annotation tasks. • Provided feedback loops for AI model improvements. • Accurately graded and evaluated email and conversational data. • Quickly adapted to diverse project requirements and annotation styles. • Delivered consistent, precise, and high-quality annotation results.

I have extensive experience in data annotation, specializing in feedback for AI training, response analysis, and email grading. My work involves consistently handling text and conversational data using various web tools and proprietary platforms. I ensure high-quality, guideline-driven, and accurate output across multiple annotation tasks. • Provided feedback loops for AI model improvements. • Accurately graded and evaluated email and conversational data. • Quickly adapted to diverse project requirements and annotation styles. • Delivered consistent, precise, and high-quality annotation results.

2020 - 2024

Education

T

Tallinn arte gümnaasium

High School Diploma, General Education

High School Diploma
2025 - 2025

Work History

B

Big Tech Hub

Tech Support Assistant

Tallinn
2020 - 2024