Denisa is a Senior Java Developer at .msg. Over the past 6+ she has worked across fintech and cybersecurity, from multithreaded data processing to cloud-native microservices and Spring based apps, with a strong emphasis on clean code, TDD/BDD, and sustainable delivery. Her current interests include secure-by-design practices and applying Zero Trust principles in Java services—paired with pragmatic software architecture that keeps teams productive. Beyond delivery work, Denisa mentors developers, volunteers with Code for Romania and writes technical pieces on architecture, security and the integration of current services and apps with AI.