He signed with the Cleveland Indians in January 2009,[2][3] and participated in extended spring training in 2009 and 2010, while finishing high school.
[6] On 20 November 2017, Červenka signed a minor league contract with the San Francisco Giants organization.
[2] On 14 December, he was selected by the Baltimore Orioles in the minor league phase of the Rule 5 draft.
[5] Červenka did not play in a game in 2020 due to the cancellation of the minor league season because of the COVID-19 pandemic.
[10] On 22 March 2021, Červenka signed a minor league contract with the New York Mets organization.
[13] On 24 February 2024, Červenka signed with the Hroši Brno of the Czech Baseball Extraliga.