A popular cryptocurrency exchange is hiring to build products for Wall Street's fastest traders

The exploding market for digital assets has caused headaches for some cryptocurrency exchanges.  Customers of Kraken, one of the largest exchanges in the space, recently experienced connection problems caused by record-level trading volumes.  Still, the firm is hiring across departments, including one to build products for high-frequency trading firms.   Kraken has not been immune to the problems facing cryptocurrency exchanges as money continues to pour into the scorching-hot market...