Roseline is an MBA-trained Product Manager and Educator working at the intersection of Business, Analytics, UI, and Startups.

In 2026, Roseline founded TNR Learning Hub, where she currently teaches four core subject areas: Statistics, Research, Product Management, and UI Fundamentals. Her approach simplifies both academic and industry applicable concepts for management professionals to apply in both educational and complex industry settings.

With a background in Medical Lab Science, her professional expertise of over a decade continues to expand across business analytics, academic research, product user experience, stakeholder management, and the fundamentals of web applications using JavaScript frameworks.

She enjoys teaching what she knows, and tinkering with software, while contributing to teams building human-centered solutions, and sharing her reflections in between.