Constantinescu made a free transfer from FC Brașov to his current club Concordia Chiajna on 1 July 2016, where he has since made 23 league appearances, providing 2 goals.
kˈɑːnstɐntˌɪnɪskˌuː mˌeɪd ɐ fɹˈiː tɹˈænsfɜː fɹʌm ˌɛfsˈiː bɹˈæsɑːv tə hɪz kˈɜːɹənt klˈʌb kəŋkˈoːɹdiə tʃˈaɪədʒnə ˌɔn wˈʌn dʒuːlˈaɪ tˈuː θˈaʊzənd sˈɪkstiːn, wˌɛɹ hiː hɐz sˈɪns mˌeɪd twˈɛnti θɹˈiː lˈiːɡ ɐpˈɪɹənsᵻz, pɹəvˈaɪdɪŋ tˈuː ɡˈoʊlz.