Add person into photo

I need a highly skilled photo editor to create a realistic scene by adding an additional person into an indoor setting photo. This person should not just be present within the scene, but interact with the existing elements in the picture. This will require exceptional attention to detail and advanced skills in perspective, lighting, and texture integration. Potential candidates should demonstrate prior experience in complex photo manipulation projects, especially those involving people integration. Your portfolio with examples of similar work will be appreciated during the selection process.