Modern architect office, mature man, 40s, black suit, white shirt, tie, glasses, beard, standing, hands behind back, looking at a whiteboard filled with Java architectural design patterns, UML diagrams, sequence diagrams, class diagrams, state machine diagrams, Singleton pattern, Factory pattern, Observer pattern, bright lighting, wooden desk, leather chair, bookshelves, indoor plants, large window with city view, skyscraper, sunny day, soft focus, cinematic composition.