Modern software architect, standing in front of a large whiteboard, wearing glasses, black hair, beard, blue shirt, dark jeans, sneakers, holding a marker, gesturing to explain the system design, complex diagrams and flowcharts on the board, colorful sticky notes, laptops and tablets on the table, meeting room with glass walls, city skyline outside, afternoon sunlight, soft focus, shallow depth of field, 3/4 composition, natural ambient light.