Florin Jianu graduated from the Faculty of Mathematics of the University of Bucharest, Department of Applied Mathematics in English. Later he attended postgraduate studies at the National School of Political and Administrative Studies in Bucharest, Faculty of Management.

He represented the business environment for 8 years as president of the National Council of SMEs in Romania, the most powerful organization of SMEs in Romania. He is Vice-President of the European Union of SMEs (SMEunited) and Honorary President of the Organisation of Young Entrepreneurs in Europe (JEUNE).

He was twice a minister in the Ministry for Business Environment, Trade and Entrepreneurship. His work focused on a new law dedicated to SMEs, a strategy for the business environment 2014-2020, the law dedicated to business incubators, the introduction of the 1% tax rate for micro-enterprises that have one or more employees, the SME Invest program and the introduction of holiday vouchers. Also, Florin Jianu is the creator of the "Start-up Nation – Romania" program, the most successful program in Romania aimed at stimulating the establishment of new small and medium-sized enterprises.

Florin Jianu is a supporter of the national and European business environment, whose vision is based on innovation and encouraging entrepreneurship among young people, militating for placing Romania as the country with the most attractive business environment in South-Eastern Europe.