Tatiana Prokofiev graduated from the Architectural Faculty of the Kazan Institute of Civil Engineering in 1981. From 1983 to 1991, she worked in the department of the general plan of the Kazgrazhdanproekt Institute. In 1992, she went on an exchange program for a long-term internship in the United States, where six months later she was hired by one of the private companies. In 1999, the architect was invited to work for the International Corporation "NBBJ". At the corporation, Tatiana Prokofieva worked on projects in the USA, China, Taiwan, Qatar, and in 2002 became the curator of projects in Russia and the CIS countries.
During her 15 years of work in the USA, Tatiana Prokofieva participated in 30 major architectural projects, including: the Master Plan of the Windsor residential area (USA, Columbus), the Chan Yin residential complex (China, Beijing), the National Research Institute of Taiwan (Taipei), the Hamad Medical Center (Qatar, Doha), the Dushanbe Hotel (Tajikistan, Dushanbe). In Russia, Tatiana Prokofieva worked on projects for the construction of the Moscow Medical Center on the Krylatsky Hills, the Multifunctional business Center "Silver City" on Zemlyanoy Val, and the Multifunctional complex on Tsvetnoy Boulevard "Legend of Tsvetnoy". In 2007, as part of the NBBJ working group, she began work on a construction project on the right bank of the Kazanka River.
On June 29, 2007, she was appointed advisor to the Head of the Kazan Municipality on architecture and urban planning.
Since October 2009, he has been the chief architect of Kazan.
He is a member of the Union of Architects of the USA (1995) and the Union of Architects of Russia (2003).