Software architect, standing, confident pose, glasses, messy hair, casual wear, holding a whiteboard marker, in front of a large whiteboard filled with diagrams and notes, Domain-Driven Design (DDD) concept maps, bounded contexts, entities, value objects, aggregates, repositories, domain events, command handlers, application services, infrastructure layers, software architecture diagrams, UML class diagrams, component diagrams, deployment diagrams, sequence diagrams, use case diagrams, modern office interior, large windows, cityscape view, 3/4 composition, softbox lighting, shallow depth of field.