Karina grew up in the area and played soccer in high school at Council Rock North, where her team went to the State Quarter Finals. She also played at FC Delco growing up where she captained her team to a US Club Soccer National Championship, an ECNL flight championship, and a couple years as a top 10 team in the country. She played soccer at Yale University.

Karina has worked training local youth in soccer on and off since 2009. She started coaching at YMS in the recreation league in 2018 and now coaches the YMS 2010 Girls Steel.