Hexagonal architecture, Java programming language, coding scene, programmer, mature man, beard, glasses, casual wear, laptop, multiple monitors, ergonomic chair, modern office interior, wooden desk, plants on desk, coffee cup, keyboard, mouse, coding books, notes, diagrams, UML charts, whiteboard, markers, hexagonal shape, architectural design, software development, Java syntax, code snippets, debugging tools, testing frameworks, agile methodology, Scrum board, sticky notes, collaboration, teamwork, brainstorming, problem-solving, softbox lighting, warm color tone, realistic rendering.