Abubakar A.

Key Skills

Software

Other

Top Subject Matter

Artificial Intelligence model evaluation and quality assurance

AI training data labeling and RLHF-style feedback

Top Data Types

Text

Computer Code Programming

Top Task Types

RLHF

Freelancer Overview

AI Trainer / Data Labeler (AI evaluation, response rating, QA). Core strengths include Other. Education includes Bachelor of Science, N/A and Professional Certificate, N/A. AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and RLHF.

Labeling Experience

AI Trainer — Data Labeler (AI data labeling, RLHF, annotation, QA)

OtherTextRLHF

Performed data labeling and annotation oriented toward AI training workflows, supporting model improvement using human feedback principles. Applied RLHF concepts and quality assurance practices to ensure labeled data and feedback were consistent and useful for training. Combined prompt + response writing approaches to guide evaluation and annotation outcomes. • Data annotation for AI training/evaluation • Applying RLHF (human feedback) methodology • Ensuring labeled/feedback consistency and quality • Supporting AI response improvement through curated feedback

Present

AI Trainer / Data Labeler (AI evaluation, response rating, QA)

OtherText

Provided AI evaluation and quality assurance by rating AI responses and validating generated outputs against requirements and expected behavior. Used prompt engineering and prompt writing skills to assess model responses and iteratively improve response quality. Focused on reducing errors through systematic analysis and attention to detail in AI-assisted workflows. • AI response rating and quality checks • Evaluating prompts and outputs for correctness and relevance • Applying RLHF-related human feedback concepts to improve response behavior • Performing analytical review to support accurate model assessment

Present

Education

Work History