Ajiero Raymond W.

Key Skills

Software

Other

Top Subject Matter

No subject matter listed

Top Data Types

Text

Video

Document

Top Task Types

Classification

Data Collection

Text Summarization

Freelancer Overview

AJIERO RAYMOND WADI KEM Buea, South-West Region, Cameroon Phone: +237 650 312 556 Email: [email protected] PROFESSIONAL SUMMARY Detail-oriented AI Trainer and Data Annotation Specialist with experience supporting the development of artificial intelligence systems through data labeling, prompt evaluation, content review, and quality assurance. Experienced in working remotely, following detailed project guidelines, and delivering accurate, high-quality results within deadlines. Strong analytical, research, and problem-solving skills with a background in Computer Science and a growing interest in AI model training, machine learning, and technology-driven innovation. EDUCATION University of Buea Bachelor of Science (B.Sc.) in Computer Science Graduated: 2024 PROFESSIONAL EXPERIENCE Freelance AI Trainer & Data Annotation Specialist (Remote | 2023 – Present) • Evaluated AI-generated responses for quality, factual accuracy, relevance, and safety. • Annotated and labeled data used for training machine learning models. • Conducted prompt-response assessments following project-specific guidelines. • Performed research-intensive tasks requiring critical thinking and attention to detail. • Reviewed datasets for consistency and quality assurance. • Maintained high performance while working independently in remote environments. AI Contributor – Outlier (Remote) • Assisted in training and improving large language models. • Evaluated model responses and provided structured fee

Labeling Experience

AI Response Evaluation and Data Annotation for Large Language Models

TextClassification

Worked on AI training and data annotation projects involving the evaluation and improvement of large language model outputs. Responsibilities included reviewing AI-generated responses for factual accuracy, relevance, clarity, instruction-following, and overall quality. Annotated and categorized text data according to detailed project guidelines, identified inconsistencies, and provided feedback to improve model performance. Performed tasks such as prompt-response evaluation, content classification, ranking model outputs, quality assurance reviews, and data validation. Maintained high annotation accuracy while meeting project deadlines and adhering to strict quality standards. Contributed to the development of safer, more reliable, and more helpful AI systems through consistent and accurate human feedback.

2023 - Present

Education