Cloud architecture certification, male IT engineer, 30s, bespectacled, short black hair, formal wear, white shirt, dark blue tie, black trousers, black leather shoes, holding a tablet, standing in front of a massive server rack, modern data center, rows of servers, blinking LED lights, air conditioning vents, industrial metal flooring, softbox lighting, shallow depth of field, slight blur effect, 3/4 composition, panoramic view.