I'm Galen Nayaka Nayottama, an Information Systems specialist and backend developer bridging web engineering with intelligent systems. My work spans full-stack development, RAG pipelines, and AI research, applying machine learning and algorithmic strategies to financial technology and scalable software design.
Built dynamic web applications using PHP and MySQL. Focused on database management, query optimization, secure data handling, and building scalable backend structures.
Designed and developed responsive front-end interfaces using HTML and CSS. Ensured cross-browser compatibility, high performance, and smooth user experiences across client sites.
Engineered full-stack web applications with Laravel, PHP, and MySQL. Developed RAG pipelines, AI models, and custom web systems for collections and corporate profiles.
Specialized in Enterprise Systems, IS Strategy, System Analysis & Design, Security, Analytical Information Systems, and Database Management Systems.
Published empirical research investigating AI competency and student needs analysis in higher education based on international evaluation frameworks.
Focused on prompt engineering, Large Language Models (LLMs), RAG architectures, and applying machine learning models to financial technology and market analysis.