Parker, a well-funded startup offering corporate credit cards and banking services for e-commerce businesses, has filed for bankruptcy and is widely reported to have shut down. The startup was part of Y Combinator’s winter 2019 cohort, and its Series A was led by Valar Ventures.  Parker came out of stealth in 2023 , touting a corporate credit that it said was designed for use by e-commerce companies. At the time, co-founder and CEO Yacine Sibous said the startup’s “secret sauce” was an