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Building Mobile A/B Testing Infrastructure

April 11, 2016

Twenty years ago, one would have hardly heard the phrase “A/B testing”. In 2000, Google served its first A/B test to determine the optimal number of search results to display. In 2011 alone, they ran 7000 A/B tests across their platforms. A/B testing has become the bread and butter of product decision-making for Silicon Valley… Read more

iOS UI Testing

September 16, 2014

I was initially attracted to Wealthfront by its great business model and engineering driven culture. But after visiting the office, I was convinced that I belonged to Wealthfront because of the strong emphasis on test driven development (TDD), continuous integration, and rapid deployment. Furthermore, a solid foundation had already been laid for the iOS initiatives… Read more

Building and Testing a Custom UIDatePicker

September 02, 2014

When building the new Add Funds flow for iOS, we needed a date picker to select the start date for a recurring deposit. Apple’s pre-built date picker (UIDatePicker) does not allow for visual customization. Having mostly dark backgrounds and light foregrounds, we needed to build our own date picking component (WFDatePicker). We already had a… Read more