A startup founder and iOS developer jumped to her death from a rooftop bar on Monday night, police and onlookers told the New York Post. Faigy Mayer, who was 29 years old, was the founder and CEO of Appton, a New York-based app-development startup. Mayer had developed a number of iOS apps, including NYCTips, a New York restaurant tip calculator, a parking app called Carma, and an app called ExpenseTracker, according to her LinkedIn page. Read more: Startup founder jumps to her death from rooftop bar in Manhattan - Business Insider So sad. At first glance it appeared that she had a lot going for her.