She's Been Coding Since Age 7 and Presented Her Life-Saving App to Tim Cook Last Year. Now 17, She's on Track to Solve Even Bigger Problems. Angelina Tsuboi, a full-stack mobile and web developer who also happens to be a pilot, has always been solution-oriented. Previous Article Is Digital World Acquisition (DWAC) a Winner? Next Article 3 Stocks Insiders Are Buying