Software companies designed to reduce the drudgery of back-office tasks don’t tend to become household names. Somehow, Ramp is defying the odds. The six-year-old fintech startup has generated an almost cult-like following among not only CFOs, but rank-and-file employees who hate filing expense reports every month. With its neon-yellow color palette and an omnichannel blitz of marketing that included a February Super Bowl spot, Ramp is building a brand to challenge one of the giants of legacy finance: Ameri ...