Mariel O.

Mariel O. is a Computer Science professional specializing in Machine Learning and web development, with experience spanning academics and the e-commerce, IT support, entertainment, and BPO sectors. At National University Philippines, Mariel built a fully functional e-commerce website utilizing PHP and MySQL and contributed to AI research through reinforcement learning and RAG-based chatbot projects using Python and FastAPI. As Web Developer & Head of System Design for the Vexillum Project, Mariel led website development, system architecture, and interface optimization. During On-the-Job Training at Ollopa Corporation, Mariel co-led property listing management, inventory tasks, and provided IT support. Early web development roles included Haymeh Entertainment, while experience as a Customer Service Representative at Alorica Mezza deepened industry exposure to retail customer support.