John Clem Photo

John Clem

CTO, Cinegenix (Filmic Pro)


John Clem is a veteran iOS developer, teacher and writer. He currently works as CTO for Cinegenix (Filmic Pro.)

John writes about all things Swift on his blog and serves as a contributor and technical editor for

John is a skilled teacher with nearly 100 former students currently working in the Seattle area as iOS developers.

John's own iOS apps include CinePro (the #1 ranked video apps in the App Store for 2012), Bezel Photo (over 1million downloads) and a handful of open-source projects and components on Github.

You can follow John on Twitter and Github, screen-name: @johnnyclem

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