SoFi Technologies (SOFI 1.72%) is having a good few months. In recent weeks, the online bank and lending platform has added a new loan partner, recently reported strong third-quarter earnings, and is now adding robo-investing for customers.The company keeps firing on all cylinders, adding more and more products to improve its value. In turn, this is leading to more customer growth.The stock is up 35% in the last month and getting near the all-time highs set when its merger with a special purpose acquisition ...