3-tier database architecture, modern data center, rows of servers, blinking lights, complex wiring, air conditioning vents, futuristic atmosphere, sleek metal cabinets, glass doors, high-performance hardware, multiple monitors, keyboard and mouse, ergonomic chair, busy IT specialist, focused expression, glasses, short hair, white shirt, dark jeans, sitting, pointing at screen, explanatory gesture, soft fluorescent lighting, 3/4 composition, shallow depth of field.