The Titans released Kafka from the practice squad and signed Bryn Renner in his place on December 22, 2015. The Cincinnati Bengals' starting quarterback, Andy Dalton, suffered a thumb injury in Week 14, and the team's backup, AJ McCarron injured his wrist in Week 16, leaving the team with one fully healthy quarterback on the roster, third-stringer Keith Wenning. The team signed Kafka to their practice squad on December 29, 2015, one week after his release from the Titans. After the Bengals were defeated in the Wild Card Round of the 2015–16 NFL playoffs, his practice squad contract with the team expired and he was not re-signed. "Source":  On March 29, 2016, Kafka was hired as an offensive graduate assistant at Northwestern University. On February 7, 2017, Kafka was hired as the Kansas City Chiefs' offensive quality control coach, reuniting him with Andy Reid. Kafka was promoted to quarterbacks coach on January 26, 2018. In 2018, Chiefs quarterback Patrick Mahomes earned his first Pro Bowl selection and was named NFL Most Valuable Player after the season. The Chiefs went to the AFC Championship Game but lost to the New England Patriots. Mahomes was named to his second Pro Bowl during the 2019 season. The Chiefs won Super Bowl LIV on February 2, 2020, against the San Francisco 49ers, with Mahomes earning Super Bowl MVP honors. After the season, the Philadelphia Eagles expressed interest in interviewing Kafka for the team's vacant offensive coordinator position, but he chose to remain with the Chiefs for the 2020 season instead. The Chiefs gave him an additional coaching title of passing game coordinator on March 6, 2020. Kafka majored in communication studies at Northwestern University. Mike's brother, Jason, is a pitcher for the independent Windy City ThunderBolts and attended St. Rita of Cascia High School. Both Kafkas were recruited by Ken Margerum, who is now an assistant at San Jose State. Mike Kafka is married to his wife, Allison, and they have a daughter. Kafka worked as an instructor at former Northwestern teammate Brett Basanez's prep quarterback development camps in Woodbury, Minnesota and Minnetonka, Minnesota, in mid-2011. Kafka worked at a Pop Warner Football passing camp, Three5Seven, with former Northwestern teammate Chris Malleo in July 2011. On November 13, 2014, Kafka started a Kickstarter campaign for his product, the Roo Inferno, a type of hand warmer for both athletes and outdoor enthusiasts.