This career is called Interior Designing. It is a budding career that is bound to have a high growth in upcoming times in India.
Some of the best colleges which offer bachelor and masters course in this domain, that is B.Des. and M.Des. degree are:
National Institue of design, Ahemdabad
Pearl Academy West Campus, New Delhi
IIFT, Chandigarh
Pearl Academy, Jaipur
JD institute of Fashion Technology

INTERIOR DECORATOR. THEIR MAIN PURPOSE IS TO DESIGN THE INTERIOR OF THE HOUSE.