Modern futuristic .NET Core developer, solo, (35yo), bespectacled, short brown hair, casual business attire, white shirt, dark blue jeans, black sneakers, holding a tablet, standing in front of a large screen displaying a vertical slice architecture diagram, subtle facial expression, professional background, city skyscraper, floor-to-ceiling windows, minimal decor, softbox lighting, cinematic composition, shallow depth of field, realistic rendering.