Elvis Mulanda

Results driven AI trainer-Writer with over 5 years of experience improving the quality, accuracy, and human-likeness of AI language models. Skilled in prompt engineering, response evaluation, and data labeling for NLP systems. Strong background in linguistics, content writing, and machine learning applications. Adept at analyzing AI output, creating high-quality training data, and collaborating with technical teams to enhance model alignment and user experience.

AI Trainer-Writer at DataCognition Labs (2021-01 – Present)

• Trained and evaluated AI models by reviewing, editing, and improving generated responses for accuracy, tone, and contextual understanding.
• Authored structured prompts and evaluation guidelines to improve model reasoning and coherence.
• Conducted quality audits on over 20,000 AI outputs, improving training dataset precision by 25%.
• Partnered with engineers and linguists to align AI behavior with ethical and performance standards.

Data Annotation Specialist at Insight AI Systems (2018-01 – 2021-12)

• Labeled, categorized, and validated large-scale text and image datasets for NLP and computer vision projects.
• Developed documentation and workflow protocols that improved labeling efficiency by 18%.
• Performed linguistic QA on multilingual datasets to ensure consistency and data integrity.
• Collaborated with research teams to refine annotation taxonomies for model retraining.

Bachelor of Science in Artificial Intelligence and Machine Learning – Nairobi University (2018-06)