Bill Fernandez is a user-interface architect and innovator who was Apple Computer's first full time employee when they incorporated in 1977 and was issued badge number 4.

He is credited with introducing fellow Homestead High School student Steve Jobs to his friend (and Homestead alumni) Steve Wozniak[1] and developing schematics for the Apple II so the computer could be mass-produced.

In the 1980s, he became a member of the Apple Macintosh development team.

He contributed to several user interface aspects of the classic Mac OS, QuickTime and HyperCard and owns a user interface patent granted in 1994.

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