Mubarak A.

Key Skills

Software

Other

Top Subject Matter

LLM output evaluation and QA (AI safety, hallucination detection, guideline-based rating)

Digital product QA and usability issue documentation

Legal Services & Contract Review

Top Data Types

Text

Document

Top Task Types

RLHF

Text Generation

Prompt + Response Writing (SFT)

Transcription

Fine-tuning

Computer Programming/Coding

Freelancer Overview

AI Evaluation Contributor (Freelance) | Remote/outlier.ai. Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Science, University of Ilorin (2022). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Labeling Experience

AI Evaluation Contributor (Freelance) | Remote/outlier.ai

OtherText

Evaluated AI-generated text outputs to determine factual accuracy, relevance, and safety compliance against provided guidelines. Identified nuanced issues such as hallucinations and logical inconsistencies, then recorded findings for model improvement. Applied multi-tiered scoring rubrics to rate responses across creative, technical, and conversational categories. • Assessed tone compliance and guideline adherence for each model output • Documented hallucination instances and safety violations with actionable notes • Collaborated with cross-functional teams to refine training instructions based on patterns • Performed qualitative feedback to support improvement of LLM training datasets

2025 - Present

Quality Assurance Specialist | uTest / Test.io / Testlio

OtherText

Conducted quality assurance testing of digital interfaces and workflows by verifying functional behavior against project requirements. Produced clear, precise reports documenting usability issues and defects to support product delivery accuracy. Ensured consistent adherence to test criteria through structured observation and reporting. • Tested end-to-end workflows and interface behavior for compliance • Reported bugs and usability issues with detailed, clear documentation • Developed documentation to streamline testing procedures • Contributed to improved team efficiency via repeatable QA processes

2024 - 2025

Education

Work History