Two days to a working application. Three minutes to a live hotfix. Fifty thousand lines of code with comprehensive tests.

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J. Brock is a CFA and CPA with more ...

Barbara Friedberg is a veteran investment portfolio manager, fintech consultant, and expert investor. She is a published author of several books. Suzanne is a content marketer, writer, and ...