[1] As a youth, he tore open his calf when he fell out of a bus, and then, subsequently, he broke his tibia falling down on ice.

Although he went through the youth system of CSM Râmnicu Vâlcea, in 2005 the coach of the team, Adrian Furnică, decided that Rusescu did not have enough value and that he was not likely to grow.

[3] In the summer of 2005, Rusescu was brought to Liga II side Unirea Urziceni under the command of Dan Petrescu.

[14][15] In the next Europa League group stage match, Rusescu scored again for Steaua from a penalty kick, helping his club beat AEK Larnaca and qualifying for the round of 32.

[17] On 7 March 2013, Rusescu scored from the penalty spot against Chelsea at the National Arena, to put Steaua 1–0 up in the Europa League round of 16.

[21] On 13 June 2013, Rusescu completed a move to Spanish La Liga club Sevilla, signing a five-year contract which included a €40 million release clause.

[23] At the end of 2013, Rusescu was loaned at Portuguese Primeira Liga club Braga, with an option to purchase outright.