An outrageous bug let him make 1,358 withdrawals.
So far banks haven't accepted due to privacy concerns.
Up to 30 percent of banking jobs could disappear in five years.
Successful transactions have been run through the system.
The startup is planning to beef up its own financing products.
Microsoft has partnered with R3, a consortium of 43 financial institutions, to develop blockchain technology for use in banks.
220 human adviser positions have been eliminated in the process.
Wells Fargo is set to roll out a biometric-based commercial banking app by end of 2016 that will use facial and voice recognition to improve the mobile banking experience.
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