Fischer's legal career began as a clerk for Judge
William Bertelsman. Afterwards he joined the law firm of Keating Muething & Klekamp, where he became a partner after four years and continued to work until becoming a judge. Fischer served as the president of the Cincinnati Bar Association for 2006 and 2007, and also made an unsuccessful bid for
Cincinnati City Council in 2007. In 2010 he joined the Ohio First District Court of Appeals and was reelected in 2012. He then served as president of the
Ohio State Bar Association for the 2012–2013 term. Fischer was appointed by Chief Justice
Thomas Moyer of the
Supreme Court of Ohio to serve as co-chair of a task force seeking to improve Ohio's judicial system. He was also on the Ohio Supreme Court's Commission on Professionalism. He has also served on the
Ohio Constitutional Modernization Commission as vice-chair of the commission's committee on the judicial branch. He won election in November 2016, and was re-elected in November 2022. His current term runs from January 1, 2023, to December 31, 2028. In April 2018, he voted in favor of rejecting a challenge to the state's death penalty law, upholding that judges, not just juries, can impose death sentences. In October 2018, he spoke at the Ohio Supreme Court's Student to Lawyer Symposium in Columbus. == Personal life ==