Sergio De SimoneSergio De Simone has been working as a software engineer for over twenty years across a range of different projects and companies, including work environments such as Siemens, HP, and small start-ups. For the last few years, his focus has been on devloping mobile platforms and related technologies. He is currently working for BigML, Inc., where he leads iOS and OS X development. Additionally, he likes writing about technology, as well as programming tools, techniques, and languages, with a special focus on Swift evolution, for InfoQ. Read More Read Less